Chronic myeloproliferative diseases. Chronic myeloproliferative diseases are caused by an overabundance of differentiated bone marrow cells that result in the accumulation of erythrocytes, granulocytes, monocytes or platelets. Polycythemia Vera. This condition is marked by an overproduction of RBCs.
Isabela Island, Galapagos. Isabela lies in the heart of the Galapagos Islands. Hidden past the horizon, the archipelago's largest island keeps pure, protected and distant from the ingenuity of man.
The Pacific Ocean lies to the north, and Guadalcanal (Isatabu) to the south. The highest point in Santa Isabel is Mount Sasari, 1220 meters (3675 ft). River Marutho runs down that mountain into the ocean at Hofi.