16 results
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... / Bruising - Differential ... Diagnosis Algorithm ... Platelet Function ... #Causes #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Disorders - Differential ... Diagnosis and Workup ... - History of bleeding ... PT, aPTT(liver disease ... #Disorders #Differential
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
Platelet disorders ... Von Willebrand Disease ... #disorders #hematology ... #hemepath #differential ... #diagnosis #Aggregometry
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
Von Willebrand Disease ... disorder Clinical ... Laboratory • Normal platelet ... VonWillebrand #Disease ... #Diagnosis #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... RBC's secondary to platelet ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
Hemostasis - Differential ... Diagnosis Framework ... Qualitative defect in platelets ... characteristic of a platelet ... #Diagnosis #Hematology
PLATELETS Mnemonic for Causes of Thrombocytopenia

P - Platelet Disorders (DIC, ITP, TTP)
L - Leukemia, Lymphoma
A -
PLATELETS Mnemonic ... Disorders (DIC, ... Spleen L - Liver Disease ... Thrombocytopenia #Differential ... #Diagnosis #Hematology
Platelet Disorders - Differential Diagnosis Framework

Qualitative Defects:
 • Adhesion
 • Aggregation
 • Secretion

Quantitative Defects:
 • Production:
Platelet Disorders ... - Differential ... Diagnosis Framework ... #Disorders #Differential ... #Diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... Diagnosis Algorithm ... with or without platelet ... Consider RBC membrane disorder ... #workup #hematology
Helpful Clinical Features in Evaluating Bleeding Disorders
Age of onset
 • Neonate - in 20% of haemophilias,
von Willebrand disease ... characteristic of platelet ... #Bleeding #Disorders ... History #peds #pediatrics ... #diagnosis #hematology