MICROANATOMY

Detailed explanation-1: -Polycythemia vera (PV) is a condition where the bone marrow goes into “overdrive” and makes too many red blood cells, along with too many white blood cells and platelets. This can put you at risk for life-threatening blood clots, bleeding, and certain blood cancers.

Detailed explanation-2: -The most common causes of secondary polycythemia include obstructive sleep apnea, obesity hypoventilation syndrome, and chronic obstructive pulmonary disease (COPD). Other causes include testosterone replacement therapy and heavy cigarette smoking.

Detailed explanation-3: -Polycythemia, also called erythrocytosis, refers to increased red blood cell mass, noted on laboratory evaluation as increased hemoglobin and hematocrit levels.