Some aspects of HB Ag in hepatitis in Sri Lanka.

Twenty-four out of 72 sera from patients with acute viral hepatitis were positive for HB Ag. HB Ag positive males were more severely ill than HB Ag positive females. The sera of four patients with active chronic hepatitis were negative for HB Ag.

Acute tropical polyarthritis in Sri Lanka patients.

This paper described the clinical manifestations and laboratory findings in 20 patients with an unusual form of arthritis. All but two were above the age of 20 years (range 14-79). There were eight males and 12 females.