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Biomedical subjects

M Venkataraman

Publications and source records attributed to M Venkataraman.

39 records · Page 3Linked to original sources

Bilateral superficial femoral giant cell arteritis.

Giant cell arteritis is a rare, poorly understood, and often misdiagnosed entity. A case is reported of giant cell arteritis in a 30-year-old white male who developed severe bilateral peripheral claudication affecting both legs. The erythrocyte sedimentation rate (ESR) was markedly elevated. The diagnosis of vasculitis was established by histology postoperatively following exploration of both superficial femoral arteries and the placement of a reversed saphenous vein bypass graft to the right leg. Biopsy of the temporal artery revealed no pathology. The patient has been completely asymptomatic postoperatively and has resumed all previous normal activities. This condition has persisted in spite of a failed graft determined by an arteriogram performed 3 months after surgery. He has been treated with steroids continuously since the procedure.

Adult↗

Comparison of two percutaneous intravenous "midline" catheters in cystic fibrosis.

Administration of intravenous antibiotics in cystic fibrosis has been facilitated by the use of midline catheters; percutaneous lines inserted through a peripheral vein and advanced into a large but noncentral vein. In a randomized study, a 23-gauge silastic catheter (Vygon EC, Cirencester, United Kingdom) was compared with the Hydrocath (Viggo-Spectromed, Swindon, United Kingdom), a 22-gauge hydrophillic coated polyurethane catheter inserted using the Seldinger technique. Fifty eight courses of intravenous antibiotics were given, 28 through the Hydrocath (median age 11 years, range 1.5-17.5 years) and 30 through the silastic catheter, (median age 11 years, range 0.5-17.5). Mean line survival was equal. The Hydrocath took longer to insert and was associated with more pain on insertion. However, administration of antibiotics was easier through the Hydrocath and overall satisfaction was higher in those who had the Hydrocath. Both catheters performed well, but administration of antibiotics was easier through the Hydrocath.

Anti-Bacterial Agents↗