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     Ten UK general practices successfully carried out a trial of an error reporting scheme. The error rate was 75.6/1000 appointments. Most were administrative (missing casenotes, computer failure) and only 3% were clinical—mostly inaccurate notekeeping but including erroneous drug dosages. Sixty eight per cent of practice staff found the system acceptable. The next steps are to evaluate sensitivity, specificity, and stability and to establish whether such a scheme could be an agent for change.

    Qual Saf Health Care 2003;12: 443-7

    Helicobacter is worth eradicating in reflux oesophagitis

    A randomised controlled trial of long term omeprazole alone or with the addition of one week's triple therapy has shown that eradicating Helicobacter pylori eliminates gastric mucosal inflammation and provokes corpus glandular atrophy to regress. These findings are important as most cases of gastric cancer occur on a background of chronic gastritis with gland loss, and long term acid suppression could accelerate these changes. Previous concerns that eradicating H pylori could impair control of reflux have been discounted by this study—nor did eradication lead to a need for a higher dose of omeprazole. The authors recommend a course of triple therapy in all patients with reflux receiving long term acid suppression.

    Gut 2004;53: 12-20

    Herbal skin creams may contain potent steroids

    Researchers in Birmingham (United Kingdom) analysed 24 herbal creams purchased by parents of children with atopic eczema which they believed were effective. All but four contained steroids, which in 14 cases were classified as potent or very potent. All creams labelled Wau Wa and two called Muijiza contained clobetasol. Wau Wa probably contains 20% Dermovate (clobetasol propionate). The package insert suggested using it "all over," implying that an average 3 year old would receive the equivalent of 22 g of Dermovate weekly, which would carry a risk of adrenal suppression. An accompanying commentary (p 1032-3) calls for tighter regulatory control of herbal therapies.

    Arch Dis Child 2003;88: 1056-7

    Surfer wiped out by predator fish

    A man who was surfing off the Portuguese coast was thrown from his wave when he experienced a sharp pain in his heel. A foreign body was removed, but continuing inflammation despite antibiotics led to x ray imaging two weeks later. This revealed part of the beak of a Belonid needlefish (top) posterior to the calcaneum (bottom). This fish can leap out of the water at high speed but is not usually found in European waters.

    Br J Sports Med 2003;37: 537-9

    Managing osteoarthritis in the knee

    The optimal management of knee OA requires a combination of non-pharmacological and pharmacological treatment modalities

    The treatment of knee OA should be tailored according to:

    Knee risk factors (obesity, adverse mechanical factors, physical activity)

    General risk factors (age, comorbidity, polypharmacy)

    Level of pain intensity and disability

    Sign of inflammation—for example, effusion

    Location and degree of structural damage

    Non-pharmacological treatment of knee OA should include regular education, exercise, appliances (sticks, insoles, knee bracing), and weight reduction

    Paracetamol is the oral analgesic to try first and, if successful, the preferred long term oral analgesic

    Topical applications (NSAID), capsaicin) have clinical efficacy and are safe

    NSAIDs should be considered in patients unresponsive to paracetamol. In patients with an increased gastrointestinal risk, non-selective NSAIDs and effective gastroprotective agents, or selective COX 2 inhibitors should be used

    Opioid analgesics, with or without paracetamol, are useful alternatives in patients in whom NSAIDs, including COX 2 selective inhibitors, are contraindicated, ineffective, and/or poorly tolerated

    SYSADOA (glucosamine sulphate, chondroitin sulphate, ASU, diacerein, hyaluronic acid) have symptomatic effects and may modify structure

    Intra-articular injection of long acting corticosteroid is indicated for flare of knee pain, especially if accompanied by effusion

    Joint replacement has to be considered in patients with radiographic evidence of knee OA who have refractory pain and disability