101 results
Idiopathic Thrombocytopenic Purpura 
Clinical:
 • Gingival 
 • Menorrhagia 
 • GI bleeding 
 • Intracranial
Menorrhagia • GI bleeding ... children) • Platelets ... only for severe bleeding ... extremely low platelet ... Diagnosis #Overview #Hematology
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
Inherited Qualitative Platelet ... Single isolated platelets ... without platelet ... failure Grey Platelet ... differential #diagnosis #hematology
Indications for Transfusion
Packed RBCs
 • Hgb <7 g/dL or hematocrit <21% in a patient with uncompromised
hemoglobinopathy Platelets ... Prophylactically for platelet ... not transfuse platelets ... Platelet transfusions ... Management #RBCs #Platelets
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Differential Diagnosis Platelet ... Diagnosis #causes #Platelets ... #hematology
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
Platelet disorders ... ristocetin • Normal platelet ... count and platelet ... • Platelet flow ... #disorders #hematology
Thromboelastography (TEG) Based Management
 - If R time prolonged -> FFP 
 - If MA low
cryoprecipitate - If platelets ... < 50 -> platelet ... treatment #diagnosis #hematology
Thromboelastography (TEG) based therapy and Management

If r time prolonged -> FFP
If MA low -> plts/cryoprecipitate (if
cryoprecipitate If platelets ... < 50 - > platelet ... Management #Diagnosis #Hematology
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
Differential Diagnosis Algorithm ... Features of hematologic ... B-symptoms, bruising/bleeding ... anemia, ↑ MCV, ↑/↓ platelets ... #hematology #WBC
Blood Product Components, Contents, Volume and Shelf Life

Whole blood (autologous or directed donations) - RBC and
WBC and platelets ... Hct 60% Platelet ... concentrate - Platelets ... Hct < .005) Platelet ... pheresis - Platelets
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Thrombocytosis - Elevated Platelet ... Differential Diagnosis Algorithm ... Thrombocytosis #Platelets ... Differential #Diagnosis #Algorithm ... #hematology