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Other symp to medicine abuse order cytotec 100mcg line ms include urinary retention medicine 50 years ago buy cheapest cytotec, reddening of the skin medicine 773 purchase online cytotec, and inhibition of gastrointestinal motility x medications purchase 200 mcg cytotec fast delivery. It is believed to act predominantly at the parasympathetic ganglia in the walls of the viscera of these organs. Because of its high affinity for muscarinic recep to rs and nicotinic recep to rs, hyoscine butylbromide is mainly distributed on muscle cells of the abdominal and pelvic area as well as in the intramural ganglia of the abdominal organs. Tablets Absorption As a quaternary ammonium compound, hyoscine butylbromide is highly polar and hence only partially absorbed following oral (8%) or rectal (3%) administration. Animal studies demonstrate that hyoscine butylbromide does not pass the blood-brain barrier, but no clinical data to this effect is available. Buscopan Prescribing Information Page 12 of 27 Metabolism and elimination Following oral administration of single doses in the range of 100 to 400 mg, the terminal elimination half-lives ranged from 6. Orally administered hyoscine butylbromide is excreted in the faeces and in the urine. Studies in man show that 2 to 5% of radioactive doses is eliminated renally after oral, and 0. Approximately 90% of recovered radioactivity can be found in the faeces after oral administration. Solution: Hyoscine butylbromide Non-medicinal ingredients include sodium chloride and water for injection. Buscopan Prescribing Information Page 13 of 27 Packaging Tablets: Blister packages of 10 and 20 tablets. After a 1 week placebo run-in, they were randomized to 3 weeks of treatment with one of the four therapies with assessments after 1, 2 and 3 weeks. Should you have a painful, red eye with loss of vision, seek urgent medical advice. If you experience any of these effects which persist or become troublesome or any side effects not listed here, talk to your healthcare professional. Buscopan Prescribing Information Page 24 of 27 • problems with urination due to prostate issues. A number of alternative conditions and substitution of named commercial products may provide comparable results in many cases, but any modifcation has to be validated before it is integrated in to labora to ry routines. Mention of names of frms and commercial products does not imply the endorse ment of the United Nations. All rights reserved, worldwide the designations employed and the presentation of material in this publication do not imply the expression of any opinion whatsoever on the part of the Secretariat of the United Nations concerning the legal status of any country, terri to ry, city or area, or of its authorities, or concerning the delimitation of its frontiers or boundaries. Mention of names of frms and commercial products does not imply the endorsement of the United Nations. Publishing production: English, Publishing and Library Section, United Nations Offce at Vienna. Justice Tettey) wishes to express its appreciation and thanks to Professor Franco Tagliaro, Uni versity of Verona, Professor Donata Favret to, University of Padova and Mr. Paolo Fais of the University of Verona, Italy, for the preparation of the fnal draft of the present Manual. The valuable comments and contribution of the following experts to the peer-review process is gratefully acknowledged: Mr. This version has been prepared taking in to account recent devel opments in analytical technology to detect conventional and new, unconventional drugs and is based on up- to -date scientifc knowledge of the physiology and phar macology of the so-called “alternate” biological specimens, which to day may offer important information, complementary to the analysis of the traditional biological specimens (blood and urine). In the intervening time period since the publication of the previous revision of this Manual, there have been signifcant advances in the analytical techniques used for the analysis of drugs under international control in hair, sweat and oral fuid. Con currently, there has also been an increase in the number of substances that are encountered in drug analysis labora to ries, which can vary considerably from country to country and also from region to region within the same country [1]. Concurrently, it has been noted that there has been an expanding abuse of substances and drugs used for medical purposes, such as benzodiazepines, antidepressants and therapeutic substitutes for opioids. National institutions as well as clinical and forensic to xicology facilities are required not only to analyse seized materials, but also to detect and measure the abused compounds and their metabolites in biological specimens. In the clinical environment, to xicologists are usually required to promptly identify drugs and drug metabolites to support the physician in the diagnosis and treatment of acute in to xications. As a result of the changes described above, labora to ries must be able to deal with an ever increasing number of substances and use analytical methods coupling sen sitivity and specifcity with the widest analytical spectrum, assuring both rapid 1 2 Guidelines for testing drugs under international control in hair, sweat and oral fuid response and robust operation at the same time. Taking in to account the analysis of biological specimens, additional challenges must be faced, such as the need for high sensitivity and for high selectivity to wards numerous potential endogenous interfer ences. Furthermore, the rapid decrease of drug concentrations in biological fuids due to the metabolic changes of the parent compounds poses additional problems to the to xicologist. Given the above considerations, it is clear that an effcient exchange of information between labora to ries, as well as between labora to ries and regula to ry agencies at the national and international levels will offer a harmonization of methods, which forms the basis of an effective global control of the phenomenon of drug abuse. In particular, the validation of analytical methods according to international standards. Alternative specimens for analysing drugs of abuse It is generally accepted that chemical testing of biological specimens is the only “objective” means of diagnosis of exposure to therapeutic and non-therapeutic drugs (including to xicants, abused drugs, doping compounds and other xenobiotics). For this purpose, urine testing has been by far the most common to xicological approach because relatively high concentrations of drugs and metabolites are generally present in this biological matrix. However, urine analyses are essentially limited to testing for and reporting on the presence (or the absence) of a drug or its metabolites over a short retrospective period [2]. Blood, in which the presence of many compounds is limited to a few hours, is generally considered the biological sample of choice to detect drugs in the actual phase of biological activity, i. The relatively low concentrations and short half-life of exogenous compounds in the blood places important demands on the analytical techniques, which should be 10 to 100-fold more sensitive than for urine. Even if performed with the most rigorous analytical procedure, an intrinsic weak point of the analysis of drugs in biofuids is the limited detection window (from hours up to a few days) and the prevalence of metabolites versus the parent drug. Therefore, hair analysis is now considered to be the most effcient to ol to investigate drug-related his to ries, particularly when the period of use needs to be tested back to many days or even months before the sampling [6]. On these grounds, following recent suggestions from international associations, such as the Society of Hair Testing, hair analysis can become not only a fundamental to ol in forensic to xicology and medicine, but also a way to fnd traces of illicit drugs in subjects claiming abstinence for months before sampling. Following the success of advances in hair analysis, other “alternative biological specimens”, such as sweat and oral fuid, have gained popularity as forensic specimens, being able to provide infor mation in specifc circumstances. As depicted in table 1 [7], these alternate matrices offer different detection windows. In most instances, they show signifcantly different metabolic profles when compared to traditional blood and urine testing. Detection windows for drugs in various biological matrices [7] Specimen Detection window Blood (serum) Several hours to 1-2 days Urine Several hours to 3 days Oral fuid Several hours to 1-2 days (or more for basic drugs) Sweat (patch) Weeks Hair Months/years In addition to differences in metabolism and pharmacokinetics, the various biological matrices show other peculiarities, particularly relevant in the forensic environment. First of all, there are issues with the possibility of urine substitution, dilution, and adulteration during sample collection. These problems are much less likely for hair and the other alternate specimens compared to urine. This advantage has promoted the popularity and use of these specimens for drug testing [3]. Also, in comparison to blood, the alternate matrices have the undoubted advantage of a minimally invasive collection procedure, which can potentially be performed in a non-medical setting. The analysis of drugs in hair was frst reported outside the feld of forensic to xico logy in 1954 [8]. However, only in 1979 [4] was a radioimmunoassay for morphine detection reported and used to document chronic opiate-abuse his to ries. As mentioned above, the major practical advantage of hair testing compared to urine and blood testing for drugs is its larger detection window, ranging from weeks to several months (depending on the length of hair shaft analysed). In practice, by combining the detection windows offered by blood, urine and hair, a 4 Guidelines for testing drugs under international control in hair, sweat and oral fuid to xicologist can gather objective information on drug use/exposure within an extended time frame. Hair analysis has also been used for the determination of a large number of pharmaceutical drugs [11] and chemical compounds [27]. Purpose and use of the Manual the present Manual is focused on the application of up- to -date techniques of ana lytical to xicology to the biological specimens, hair, sweat and oral fuid. These biological matrices, having a different composition to more traditional biofuids, i. The major issues that are still open regarding the interpretation of the qualitative and quantitative results will be discussed the present Manual is one in a series of similar publications dealing with the iden tifcation and analysis of various classes of drugs under international control.

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Performs self-care and daily routines with supervision but in environment medications by class order cytotec 200 mcg, but still shows impaired a robotlike manner symptoms 5 days past ovulation generic 200mcg cytotec otc. Shows Able to symptoms lymphoma purchase generic cytotec line better function without Appropriate carryover of new learning and is independent medicine zofran proven 200mcg cytotec, within physical limitations, at supervision. Cognitive abilities may still be lower than premorbid be provided in an outpatient setting. Provide continued exposure to community activities, increasing the individual’s responsibility for planning and carrying out the activities. Bowman, Levels of cognitive functioning, in Rehabilitation of the Head-Injured Adult: Comprehensive Physical Management. Systems of Care: Challenges and Opportunities to Improve Access to High-Quality Care 377 Additional Symp to ms. Concussion is a complex pathophysiological process afiecting the brain, caused by a direct blow to the head, face or neck, or elsewhere on the body, with force transmitted to the head. Defining features of concussion include the following: t Rapid onset of short-lived impairment of neurological function that resolves spontaneously t Neurological changes, but symp to ms largely refiect a functional disturbance rather than structural injury t May or may not involve loss of consciousness t Normal neuroimaging studies. Army Institute of Surgical Research, reported that 22 percent of wounded soldiers from the confiicts in Afghanistan and Iraq have had injuries to the head, face, or neck (Okie, 2005). First, the Kevlar body armor and helmets protect soldiers from bullets and shrapnel, improving overall survival rates; however, the hel mets cannot prevent closed brain injuries or completely protect the face, head, and neck (Okie, 2005). Cardiopulmonary resuscitation is the first prior ity in initial care of the brain-injured patient. Next is control of intracranial pressure to maintain oxygen fiow to the brain (Chua et al. The panel conducted comprehensive electronic database searches of the neurotrauma literature up to April 2006. Two experts independently reviewed each study and clas sified it according to the level of evidence available, which in turn suggests the level of confidence with which study findings can be viewed. The levels of recommendations defined by the panel refiect these levels of confidence: t Level I recommendations represent principles of patient management that refiect a high degree of clinician certainty. Tere is only one Level I recommendation: Steroids should not be used to manage increased intracranial pressure. Details of the panel’s clinical recommendations and the evidence to support them are described in Table 7. Rehabilitation involves several domains, including physical, communication and language, vocational, sexual, and cognitive domains (National Guideline Clearing house, 2007). For example, individuals can experience physical complications, such as seizures, neuroendocrine dysfunction, and gastrointestinal complications. They may also have cognitive dificulties, such as problems with attention and concentration, rea soning and problem-solving, and/or memory. Various assessment instruments can help track improvements in overall respon siveness. It is also important to conduct a neuropsychological evaluation, which includes measures of general intelligence, attention and concentration, learning and memory, language, visual-spatial abilities, and executive functions. Clinical intuition indicates that correcting hypotension and hypoxemia improves outcomes; however, clinical studies have not provided supporting data (Brain Trauma Foundation et al. There is no evidence to recommend repeated, deterioration not attributable to extracranial causes. Current evidence is not sufficient to make recommendations on use, concentration, and method of administration of hyper to nic saline for the treatment of traumatic intracranial hypertension. Infection prophylaxis There is no support for use of prolonged antibiotics for systemic Level I: There are insufficient data to support a Level I recommendation. A single study supports the use of a short course to reduce the incidence of pneumonia. However, they do not change of antibiotics at the time of intubation to reduce the incidence of length of stay or mortality. Early extubation in qualified patients can be done without increased risk of pneumonia. Low molecular weight heparin or low-dose unfractionated heparin should be used in combination with mechanical prophylaxis. Intracranial pressure thresholds Level I: There are insufficient data to support a Level I recommendation. Brain oxygen moni to ring and thresholds Level I: There are insufficient data to support a Level I recommendation. Jugular venous saturation or brain tissue oxygen moni to ring measures cerebral oxygenation. Anesthetics, analgesics, and sedatives Analgesics and sedatives are a common management strategy for Level I: There are insufficient data to support a Level I recommendation. Nutrition Data indicate that feeding should occur by the end of the first Level I: There are insufficient data to support a Level I recommendation. Hyperventilation Hyperventilation is not recommended in the first 24 hours after Level I: There are insufficient data to support a Level I recommendation. Hyperventilation should be avoided during the first 24 hours after injury, when cerebral blood fiow is often critically reduced. If hyperventilation is used, jugular venous oxygen saturation or brain tissue oxygen tension measurements are recommended to moni to r oxygen delivery. Steroids Routine use of steroids is not recommended (Roberts, 2000; Whyte Level I: the use of steroids is not recommended for improving or reducing et al. Systems of Care: Challenges and Opportunities to Improve Access to High-Quality Care 383 that guide behavior). Terapies for addressing these problems include cognitive-behavioral interventions, such as self moni to ring, relaxation techniques, and anger management; supportive therapies that address issues of poor self-esteem; family or marital therapy; spiritual guidance; and education (Veterans Health Initiative, 2004). Turner-S to kes and Wade (2004) provide summary guidelines for assessment, treatment, and referral to rehabilitation (see Figure 7. Pharmacologic interventions can be used to treat specific symp to ms, such as head ache and sleep disorder. Typically, post-traumatic headache is treated with nonsteroidal anti-infiamma to ry drugs. Individuals who experience headaches and problems with depression, anger, irri tability etc. Nonpharmacologic interventions include providing individuals with educational materials regarding such symp to ms as fatigue, irritability, and mood swings. Such services are best provided in an established inter disciplinary brain-injury program. The goal in the early rehabilitation phase is to help the individual res to re maximal functional independence. Comprehensive, integrated post-acute programs are designed to serve clients with impaired awareness and other cognitive and behavioral dificulties (Sander et al. Patients who participate in these types of programs tend to show positive changes and improved functioning in independent living, productivity, and social functioning at both discharge (Prigatano et al. In addition, long-term services may help prevent decline in indi vidual cases (Sander et al. When patients are in pain, the drug of choice is the one that controls the pain most efiectively with the fewest central nervous system efiects and drug-drug interac tions. Acetaminophen is often used because it is safe, inexpensive, and has very little central nervous system interaction. Many hospitals au to matically order it to be given on an as-needed basis so that nurses do not have to call doc to rs; at home, people can buy it over the counter. Acetaminophen is administered using a dosing schedule rather than on-demand dosing (Veterans Health Initiative, 2004). Inpatient interdisciplinary programs generally provide three hours or more of formal therapy (physical, occupational, speech, recreational, neuropsychological) per day. Such programs include therapists and nurses, along with the patient, the patient’s family, and the doc to r all working to gether to reach common goals (Veterans Health Initiative, 2004). Because co-occurring problems may impede the rehabilitation process, they should be assessed and managed.

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The improvement can be attributed to symptoms diabetes purchase 200mcg cytotec visa both the improved physical health and increased functional capacity (91) symptoms prostate cancer buy generic cytotec pills. In the case of a coronary artery disease treatment coordinator discount 100mcg cytotec amex, the appropriate dose of physical activity has been shown to medicine zyrtec cheap 200mcg cytotec amex increase the functional capacity for a given exercise (92). A lower heart rate reduces the oxygen consumption in the heart muscle, which in turn reduces ischaemia (93) and delays the onset of angina pec to ris (92). Patients participating in a cardiac reha bilitation programme usually have a low level of fitness at the start of the programme (94), which further reinforces the need for participating in such programmes. These programmes can potentially affect the patients’ physical activity levels and quality of life for a number of years (95). Analgesics are sometimes indicated for minor traumas that do not affect the general activity level. However, by using analgesics, the protective aspects of the sensation of pain itself are partly eliminated, entailing a risk of making the injury worse. Humans are equipped with a pain system that, among other functions, acts as a defense mechanism against trauma and other damaging impacts on the body. It is important to remember that high-intensity training in connection with fibromyalgia is usually contraindicated at first (see above), while acute pain may be a sign of injury, whereupon physical activity should be avoided. The treatment of acute pain due to dis to rtion of the knee liga ments or a collision-induced fracture rarely poses a problem. However, the gradual onset of pain, often the result of an overuse injury, can be a bigger problem, while long-standing pain remains the greatest treatment challenge. Effect of aerobic and strength training on pain to lerance, pain appraisal and mood of unfit males as a function of pain location. An examination of pain sensitivity in habitual runners and normally active controls. The influence of exercise on dental pain thresholds and the release of stress hormones. Modulation of pressure pain thresholds during and following isometric contraction. Pain sensitivity, mood and plasma endocrine levels in man following long-distance running. Modification of dental pain and cutaneous thermal sensitivity by physical exercise in man. Modulation of pressure pain thresholds during and following isometric contraction in patients with fibromyalgia and in healthy controls. The neurobiology, measurement, and labora to ry study of pain in relation to exercise in humans. Intensity and duration threshold for aerobic exercise-induced analgesia to pressure pain. Distraction and redefinition in the reduction of low and high intensity experimentally induced pain. A non-beta andorphinergic adenohypophyseal mechanism is essential for an analgesic response to stress. Naloxone-reversible anal gesic response to combat-related stimuli in posttraumatic stress disorder. Different effects of physical exercise on cold pain sensitivity in fighter pilots with and without the his to ry of acute in-flight neck pain attacks. Effect of a randomized controlled trial of exercise on mood and physical function in individuals with fibro myalgia. A pilot study of the effects of high-intensity aerobic exercise versus passive interventions on pain, disability, psy chological strain and serum-cortisol concentrations in people with chronic low back pain. Effect on subjects with nonspecific chronic low back pain and functional disability. Acute heavy-resistance exercise-induced pain and neuromuscular fatigue in elderly women with fibromyalgia and in healthy controls. A randomised controlled trial of exercise and education for individuals with fibromyalgia. Pool exercise combined with an education program for patients with fibromyalgia syndrome. Exercise in waist-high warm water decreases pain and improves health-related quality of life and strength in the lower extremities in women with fibromyalgia. The effects of short versus long bouts of aerobic exercise in sedentary women with fibromyalgia. Effects of a multiprofessional rehabilitation pro gramme for patients with fibromyalgia syndrome. A controlled study of the effects of a super vised cardiovascular fitness program on the manifestations of primary fibromyalgia. A randomized clinical trial comparing fit ness and biofeedback training versus basic treatment in patients with fibromyalgia. Strength training induced adaptations in neuromuscular function of premenopausal women with fibromyalgia. A randomized controlled trial of muscle strengthening versus flexibility training in fibromyalgia. A randomised controlled trial on the efficacy of exer cise for patients with chronic neck pain. Effects of twelve-month strength training subsequent to twelve-month stretching exercise in treatment of chronic neck pain. An endurance-strength training regime is effective in reducing myoelectric manifestations of cervical flexor muscle fatigue in females with chronic neck pain. Randomized controlled trial of exercise for chronic whiplash-associated disorders. Effects of aerobic training on primary dysmenor rhea symp to ma to logy in college females. Physical activity of men with chronic prostatitis/chronic pelvic pain syndrome not satisfied with conventional treatments. Evidence for the benefit of aerobic and strengthening exercise in rheuma to id artritis. The effects of exercise training on walking function and perception of health status in elderly patients with peripheral arterial occlusive disease. Long-term effects of exercise training on physical activity level and quality of life in elderly coronary patients. Physical activity is of utmost importance and ought to be introduced in the early stages of the disease. Patients are recommended general physical activities such as hiking, walking, etc. Scientific studies indicate that fitness training and specific endurance training may have beneficial effects and can be recommended in certain cases. Strength training also appears to have beneficial effects, but there is currently not enough scientific evidence to recommend such training. In addi tion, physical activity is likely to prevent inactivity and a fear of exercise and reduces the risk of fall related injuries. Training on a stepper machine or walking on a treadmill with supports is a preferred form of exercise to cycling for patients with Parkinson’s disease as spinal extension is needed to avoid kyphoscoliosis (s to oped spine). Definition Symp to ms Parkinson’s disease is characterised by increased rigidity (stiffness), hypokinesia (dimin ished muscle movement) and tremors (shaking) (1–3). A common initial symp to m of the disease is tremors, usually starting in one part of the body until eventually all body extremities are affected. Patients also find it difficult to 542 physical activity in the prevention and treatment of disease start walking, change directions and turn. Parkinson’s disease also leads to a change in posture including kyphoscoliosis and flexion of the hips, moving the centre of gravity forward. Patients develop a specific way of walking with the arms hanging motionless at the sides. The head is pushed forward, the spine curves and there is a lateral (sideways) movement in the shoulder blades with the shoulders being pushed forward and the upper arms turned inwards.

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She has also complained of night sweats and flitting joint pains affecting mainly the small joints of her hands and feet treatment lower back pain buy cytotec 100mcg free shipping. She smokes 5–10 cigarettes per day and consumes about 10 units of alcohol per week medications prescribed for depression discount cytotec 200 mcg overnight delivery. Examination of her cardio vascular medicine app generic 200 mcg cytotec otc, respira to medications 3605 purchase genuine cytotec online ry and abdominal systems is otherwise normal. Investigations show low haemo globin, white cells and platelets with impaired renal function and blood, protein and cells in the urine. It varies in severity from a mild illness caus ing a rash or joint pains, to a life-threatening multisystem illness. Glomerulonephritis is another common manifestation of lupus and may present with microscopic haematuria/proteinuria, nephrotic syndrome or renal failure. Arthritis commonly affects the proximal interphalangeal and metacarpophalangeal joints and wrists, usually as arthralgia without any deformity. Differential diagnosis of the combination of headaches/psychiatric features/fits • Meningitis/encephalitis • ‘Recreational’ drug abuse. A renal biopsy will provide his to logical evidence of the severity of the lupus nephritis. As soon as active infection has been excluded, treatment should be started with intravenous steroids and cy to to xic agents such as cyclophosphamide. There are also lymph nodes 1–2 cm in diameter, palpable in both axillae and inguinal areas. On abdominal examination, there is a mass palpable 3 cm below the left costal margin. Persistent lymphadenopathy and con stitutional symp to ms suggest a likely diagnosis of lymphoma or chronic leukaemia. Repeated minor trauma and infection may cause enlargement of the locally draining lymph nodes. Enlargement of the left supraclavicular nodes may be due to metastatic spread from bronchial and nasopharyngeal carcinomas or from gastric carcinomas (Virchow’s node). However, when there is generalized lymphadenopathy with or without splenomegaly, a sys temic illness is most likely. The typical systemic symp to ms of lymphoma are malaise, fever, night sweats, pruritus, weight loss, anorexia and fatigue. Severe skin itching is a feature of some cases of lymphoma and other myeloproliferative illnesses. Radiotherapy alone is reserved for patients with limited disease, but this patient has wide spread disease. He should be given allopurinol prior to starting chemotherapy, to prevent massive release of uric acid as a consequence of tumour lysis, which can cause acute renal failure. The pain has been colicky in nature and is associated with a feeling of distension in the left iliac fossa. Four years previously she passed some blood with her bowel motion and had a barium enema performed. Over the last week her pain has worsened and now she has continuous pain in the left iliac fossa and feels generally unwell. In her previous medical his to ry she had a hysterec to my for fibroids 20 years ago. Colonic diverticula are small outpouchings which are most commonly found in the left colon. They are very common in the elderly Western popula tion probably due to a deficiency in dietary fibre. Symp to matic diverticular disease has many of the features of irritable bowel syndrome. In severe cases, perforation, paracolic abscess formation or septi caemia may develop. The barium enema from 4 years ago shows evidence of diverticular disease with outpouch ings of the mucosa in the sigmoid colon. This would be consistent with the long-standing his to ry of abdominal pain of colonic type and tendency to constipation. In her case there is no evidence of peri to nitis which would signal a possible perforation of one of the diverticula. The differential diagnosis, with the suggestion of a mass and change in bowel habit, would be carcinoma of the colon and Crohn’s disease. In the absence of evidence of perforation with leak of bowel contents in to the peri to neum (no peri to nitis) or obstruction (normal bowel sounds, no general distension), treatment should be based on the presumptive diag nosis of diverticulitis. A colonoscopy should be performed at a later date to exclude the possibility of a colonic neoplasm. Treatment should include broad-spectrum antibiotics, intra venous fluids and rest. Further investigations are indicated, including electrolytes, urea and creatinine, glucose, liver function tests and blood cultures. Her blood pressure has been difficult to control and she is currently taking four agents (ben drofluazide, atenolol, amlodipine and doxazosin). She had normal blood pressure and no pre-eclampsia during her only pregnancy 9 years previously. Risk fac to rs for essential hypertension include a family his to ry of hypertension, obesity and lack of exercise. She does not have paroxysmal symp to ms of sweating, palpitations and anxiety to suggest a phaeochromocy to ma. There are no clinical features to suggest coarctation of the aorta (radiofemoral delay) or neurofibroma to sis (cafe-au-lait spots/neurofibromas). Serum potassium is not low mak ing Conn’s syndrome or Cushing’s syndrome unlikely. The principal abnormality is the modestly raised creatinine suggesting mildly impaired renal function. The absence of a renal bruit does not exclude the possibility of reno vascular disease. This is common in elderly patients with evidence of generalized atherosclerosis (peripheral vascular disease and coronary artery disease). The commonest form is medial fibroplasia with thinning of the intima and media leading to formation of aneurysms alternating with stenoses, leading to the classic ‘string of beads’ appearances on angiography. It predomi nantly affects young and middle-aged women with a peak incidence in the fourth decade of life. Over the past 2 weeks she has developed multiple tender red swellings on her shins and forearms. She has had no genital ulceration but she has been troubled by intermittent abdominal pain and diarrhoea. She has had no other previous medical illnesses and there is no relevant family his to ry that she can recall. Her joints are not inflamed and the range of movement is not restricted or painful. Erythema nodosum is due to inflammation of the small blood vessels in the deep dermis. Characteristically it affects the shins, but it may also affect the thighs and forearms. It usually resolves over 3–4 weeks, but persistence or recurrence suggests an underlying disease. Diseases linked to erythema nodosum Strep to coccal infection Lymphoma/leukaemia Tuberculosis Sarcoidosis Leprosy Pregnancy/oral contraceptive Glandular fever Reaction to sulphonamides His to plasmosis Ulcerative colitis Coccidioidomycosis Crohn’s disease the his to ry of mouth ulcers, abdominal pain and diarrhoea strongly suggests that this woman has Crohn’s disease. She should therefore be referred to a gastroenterologist for investigations which should include a small-bowel enema and colonoscopy with biopsies. Treatment of her underlying disease with steroids should cause the erythema nodosum to resolve. With no serious underlying condition, erythema nodosum usually settles with non-steroidal anti-inflamma to ry drugs. The patient has lost about 5 kg in weight over the past 3 months and has a poor appetite. He has also noticed that his bowel habit has become erratic and has noticed some blood in his bowel motions.