Measuring WBCs

• The Basics
• Reactive
• Terms

• Acute Leukemia
• Dysplasia
• Myeloproliferative

• Acute
• Chronic 

Quiz Please

• Stem cell neoplasm, but it's the megakaryocytic line most affected.
• Fairly uncommon.
• Bone marrow findings.
• Megakaryocytic proliferation 
• Presence of dysplastic megakaryocytes.
• Increased bone marrow reticulin (easy to stain for).
• Peripheral blood findings
• Generally counts exceed 600,000
• Giant platelets
• Thrombosis and hemorrhage are main clinical symptoms.
• Relatively indolent course with survivals of 12-15 years.

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