Articles on Medical Diseases and Conditions

Polycythemia is an increase in the total blood RBCs over the upper limit of the reference range. This usually entails a concurrent increase in hemoglobin and hematocrit values. Since various studies disagree somewhat on the values that should be considered the upper limits of normal, partially arbitrary criteria are used to define polycythemia. A hemoglobin […]

This disease has now been classified as a B-lymphocyte disorder. A few variant patients, such as rare patients with T-cell characteristics, have been reported. A few cases have been reported in association with retrovirus HTLV-II infection. Hairy cell leukemia was originally called leukemic reticuloendotheliosis. It affects primarily men (male/female ratio 4:1) between ages 40 and […]