Aim: to estimate the regulation of erythropoiesis and the coagulation system in patients with suppressed hematopoiesis in a mountain hospital (3200 m above sea level).
Subjects And Methods: The investigation included 12 patients with aplastic anemia (AA) and 10 with idiopathic thrombocytopenic purpura (ITP). Blood was received at a Bishkek hospital, then on days 20 and 40 of stay in the mountains.