16 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Diagnosis Framework ... PURPURA: Platelet ... : - Thrombocytopenia ... #Differential #Diagnosis ... #nonpalpable #dermatology
Causes of Purpura - Differential Diagnosis
Disruption in Vascular Integrity: 
 • Trauma, Infection, Vasculitis, Drug induced
Causes of Purpura ... - Differential Diagnosis ... collagen vascular disorders ... Primary hemostasis: Thrombocytopenia ... , Platelet dysfunction
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... and Platelet Disorders ... - Differential Diagnosis ... #Platelet #Disorders ... #hematology
Thrombocytopenia - Differential Diagnosis Algorithm

Decreased production:
 • Bone marrow suppression
 • Bone marrow failure
 • Bone
Thrombocytopenia ... - Differential Diagnosis ... Connective tissue disorders ... #Algorithm #hematology ... #platelets
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Algorithm Thrombocytopenia ... Platelet Function ... #Algorithm #Causes ... #Hematology
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
Causes of Purpura ... Congenital - Rare disorders ... bypass Vascular disorders ... #Bruising #Causes ... peds #pediatrics #diagnosis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
hemostasis: - Thrombocytopenia ... - Abnormal platelet ... Vasculitis - Collagen disorders ... #Algorithm #Causes ... #dermatology #physicalexam
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... • Rheumatic disorders ... following EtOH induced thrombocytopenia ... #Algorithm #Causes ... #Hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Petechiae • Purpura ... - Platelet rich ... Treat primary cause ... #Coagulation #diagnosis ... #causes #treatment
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... microangiopathy: Thrombotic thrombocytopenic ... purpura (TTP), ... lymphoproliferative disorders