544 results
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
Platelet disorders ... and Aggregometry ... count and platelet ... • Platelet flow ... differential #diagnosis #Aggregometry
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 ... • Absence of platelet
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Differential Diagnosis Platelet ... Diagnosis #causes #Platelets
Idiopathic Thrombocytopenic Purpura 
Clinical:
 • Gingival 
 • Menorrhagia 
 • GI bleeding 
 • Intracranial
children) • Platelets ... extremely low platelet
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
< 1800/uL, • platelet ... /uL Initial Workup ... Algorithm #hematology #workup
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Thrombocytopenia and Platelet ... Diagnosis and Workup ... History: - Prior platelet ... Thrombocytopenia #Platelet ... Diagnosis #Causes #Workup
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Thrombocytosis - Elevated Platelet ... hematology for workup ... Thrombocytosis #Platelets
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
Thromboelastography (TEG) based therapy and Management

If r time prolonged -> FFP
If MA low -> plts/cryoprecipitate (if
cryoprecipitate If platelets ... < 50 - > platelet
Thromboelastography (TEG) Based Management
 - If R time prolonged -> FFP 
 - If MA low
cryoprecipitate - If platelets ... < 50 -> platelet