BMJ 1996;313:1543-1545 (14 December)
Education and debate
Grand Rounds--Hammersmith Hospital: Persistent fever in pulmonary tuberculosis
Hammersmith Hospital, London W12 0HS Case presented by: Maha T Barakat, senior house officer in respiratory medicine Chairman: J Scott, director of medicine Discussion Group: J M B Hughes, professor of thoracic medicine M Walport, professor of rheumatology J Calam, senior lecturer in gastroenterology J S Friedland, senior lecturer in infectious diseases P W Ind, senior lecturer in respiratory medicine C McKenna, senior lecturer in psychiatry. Series edited by: Dr Simon D Taylor-Robinson.
Drug malabsorption should be considered
Malabsorption of rifampicin and other antituberculous drugs is becoming an increasing problem, particularly in HIV positive patients with tuberculosis. Its occurrence presents a formidable challenge to doctors as persistently low drug doses can result in multiple drug resistance. We describe the case of an HIV negative man with pulmonary tuberculosis and a persistent fever, despite two months treatment with rifampicin, isoniazid, and pyrazinamide. We discuss possible causes of this fever, including cytokine release, drug induced fever, drug resistance, and drug malabsorption. The case presented here highlights the difficulties in detecting the malabsorption.
Case history
A 47 year old white, unemployed factory worker presented with a four month history of cough, sputum, weight loss, and anorexia. His bowel habit was normal with no diarrhoea or steatorrhoea. He had a history of chronic schizophrenia, and his only other serious illness was a pneumococcal pneumonia in 1990. He . . . [Full text of this article]

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