Cyclospora infection in a young woman with human immunodeficiency virus in Hong Kong: a case report.

Background: Cyclospora is an uncommon pathogen. The diagnosis of Cyclospora infection can be difficult because of its scarcity in developed countries, intracellular mode of life, small size of the parasite and its inability to take up routine microscopic stains. However, it is endemic in many countries in Asia, Africa, Central and South America.

Venospasm in contrast venography-guided axillary vein puncture for pacemaker lead implantation.

Venospasm is a recognized complication in right heart catheterization and the reported incidence is 2%. Contrast venography guided axillary vein puncture was a recently described technique for pacemaker lead implantation. This report describes a case of venospasm of the axillary vein during pacemaker implantation.