Resumen

VALENCIA ORTEGA, M. E. et al. Listeriosis: an infrequent infection in patients with HIV. An. Med. Interna (Madrid) [online]. 2000, vol.17, n.12, pp.33-35. ISSN 0212-7199.

Although resistance to Listeria monocytogenes infection requires intact T-cell mediated immunity, listeriosis is an infrequent problem in patients with HIV infection and only about 50 patients have been reported to date. Only two patients with HIV and L. monocytogenes have been atended in our hospital since the beginning of aids epidemic in 1981. Case 1: a man with HIV and 364 CD4+ cells/mm³ presented fever and occipital headache. The cerebral scan was normal and L. monocytogenes grew in licuor culture. He was outcome after tratment with ampicillin and tobramycin. Case 2: a 47 years old man with HIV, 44 CD4+ cells/mm³ and hepatic virus C cirrhosis was admitted to the hospital because fever and abdominal distension. He was on mensual pentamidine prophylaxis for Pneumocystis carinii pneumonia (PCP). Bacterial peritonitis was diagnosed and the patient begun treatment with ceftriaxone. The patient dead 72 hours later with hepatic encepholopaty. Postmortem L. monocytogenes grew. Listeriosis is an infrequent disease in patients with HIV that causes difficult diagnostic problems, pricipally in patients without prophylaxis with cotrimoxazole for PCP.

Palabras clave : L. monocytogenes and HIV; Listeriosis and HIV; L. monocytogenes bacteriemia and HIV; L. monocytogenes meningitis and HIV.

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