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Biomedical subjects

J Burack

Publications and source records attributed to J Burack.

8 recordsLinked to original sources

Sarcoidosis after antiretroviral therapy in a patient with acquired immunodeficiency syndrome.

A 53-year-old man with acquired immunodeficiency syndrome (AIDS) developed clinical and radiological features compatible with sarcoidosis 14 months after starting highly active antiretroviral therapy (HAART). The CD4 lymphocyte count had increased from 5 cells/mm(3) to 235 cells/mm(3) with HAART. Transbronchial lung biopsy showed nonnecrotizing granulomas. All studies for an infectious etiology were negative. His condition improved after treatment with corticosteroids. To our knowledge, this is the fifth case report of sarcoidosis occurring after initiation of antiretroviral therapy for AIDS.

Acquired Immunodeficiency Syndrome↗

Coronary artery fistula coexisting with a ventricular septal defect due to a penetrating gunshot wound.

We describe a patient who survived a penetrating gunshot wound to the chest. Cardiac evaluation including echocardiography and cardiac catheterization revealed a coronary artery fistula and a ventricular septal defect. This combination has been rarely reported in patients with penetrating cardiac injury. Follow-up echocardiography performed 15 mo later showed persistent left-to-right shunt. This is the first case in the literature demonstrating the natural history of combined coronary artery fistula and ventricular septal defect without surgical correction.

Adult↗

Laboratory studies in cross-species lung transplantation.

The lack of sufficient suitable human donor lungs for the many patients requiring pulmonary transplantation as life-saving therapy for end-stage lung diseases has generated extensive interest in cross-species lung transplantation. Ethical concerns and those of animal rights advocates have prompted studies of nonprimate species as potential solid organ donors for humans. This paper provides an overview of some of the laboratory studies of cross-species pulmonary transplantation performed over the past 20 years and focuses, in particular, on more recent work (from our laboratory and others) in the area of porcine-to-primate pulmonary xenotransplantation.

Animals↗