99 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Non malignant hematologic ... effect following treatment ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... pylori test (GI symptoms ... candidate) - Bone ... or if a primary hematologic ... #Workup #hematology
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Script Signs and symptoms ... with hypocellular bone ... megaloblastic anemia Treatment ... diagnosis #management #treatment ... #hematology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... Generally affects long bones ... BrighamChiefs #Bone ... differential #diagnosis #causes ... #hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Algorithm and Causes ... hyperplasia of bone ... #Differential #Causes ... #Workup #Hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
workup for specific symptoms ... for secondary causes ... eosinophilia (common causes ... glucocorticoid treatment ... Differential #diagnosis #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
disorders, or other causes ... • Secondary Causes ... Drug induced - Bone ... Differential #Diagnosis #hematology ... #rheumatology #
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
old, ~10,000 new cases ... • Bone marrow ... only curative treatment ... Diagnosis #Management #treatment ... #hematology #oncology
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
Hypercellular bone ... When present, symptoms ... • "Vasomotor" symptoms ... the reduction of symptoms ... #hematology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... Drugs, Autoimmune, Bone ... Differential #Diagnosis #causes ... #hematology