Sign Up for a Free Account

This is an image preview.
Start a Free Account
to view the full image.

  • Nearly 3,000 illustrations, including video clips of neurologic disorders.

  • Every article is reviewed by our esteemed Editorial Board for accuracy and currency.

  • Full spectrum of neurology in 1,200 comprehensive articles.

  • Listen to MedLink on the go with Audio versions of each article.

Polycythemia vera (blood smear)

Blood smear from a 68-year-old woman with a 13-year history of polycythemia vera treated with phlebotomy, 32P (32-phosphorus), and hydroxyurea. There was a 6-to 7-month history of decreasing hemoglobin level and platelet count. There are 3 red blood cell precursors present and slight-to-moderate anisopoikilocytosis. (Wright-Giemsa stain.) (Source: Armed Forces Institute of Pathology. Public domain.)

Related Media

Associated Disorders

  • Chronic obstructive pulmonary disease