18 results
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
Bernard-Soulier Syndrome ... MYH9-Related Disorder ... #Defects #comparison ... #table #differential ... #diagnosis #hematology
Thrombocytopenia - Differential Diagnosis Algorithm

Decreased production:
 • Bone marrow suppression
 • Bone marrow failure
 • Bone
Thrombocytopenia ... - Differential ... Connective tissue disorders ... #Differential # ... #platelets
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Platelet Disorders ... - Differential ... family history - Medications ... #Platelet #Disorders ... #Differential #
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
Platelet disorders ... 1 or Type 3) — differentiate ... Gplb receptor • Thrombcytopenia ... #disorders #hematology ... #hemepath #differential
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Bleeding / Bruising - Differential ... Diagnosis Algorithm Thrombocytopenia ... Sequestration Disordered ... Platelet Function ... Connective Tissue Disorders
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... inflammation • Thrombocytopenia ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... #Diagnosis #hematology
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
Haemolytic uraemic syndrome ... Kasabach—Merritt syndrome ... Congenital - Rare disorders ... bypass Vascular disorders ... pediatrics #diagnosis #differential
Thrombocytopenia and Pregnancy - TTP/HUS, HELLP Syndrome and Acute Fatty Liver of Pregnancy (AFLP)
Three syndromes in
Thrombocytopenia ... TTP/HUS, HELLP Syndrome ... Liver tests, Low Platelets ... AFLP #obstetrics #hematology ... diagnosis #table #comparison
Platelet Disorders - Differential Diagnosis Framework

Qualitative Defects:
 • Adhesion
 • Aggregation
 • Secretion

Quantitative Defects:
 • Production:
Platelet Disorders ... - Differential ... #Disorders #Differential ... #Diagnosis #hematology ... #thrombocytopenia
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Thrombocytosis - Elevated Platelet ... Count - Differential ... Kawasaki, Nephrotic syndrome ... • Reaction to Medications ... #Differential #