13 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
coagulation (DIC ... thrombocytopenic purpura ... #Hemolytic #Intravascular ... #Causes #differential ... #diagnosis #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... disorders, coagulation ... DIC/TTP/HUS - Hemolytic ... Diagnosis #hematology ... #nonpalpable #dermatology
Algorithm for the outpatient management of thrombocytopenia. 
(DIC = disseminated intravascular coagulation; EDTA = ethylenediaminetetraacetic acid;
the outpatient management ... = disseminated intravascular ... coagulation; EDTA ... enzymes, and low platelet ... #Diagnosis #Management
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Diagnosis Algorithm ... Sequestration Disordered ... Platelet Function ... • Disseminated Intravascular ... #Causes #Hematology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... vasculitis) or disorders ... #Dermatology #Rash ... Palpable #Algorithm #Differential ... #Ddxof
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
Non-immune - Haemolytic ... (disseminated intravascular ... coagulation) ... peds #pediatrics #diagnosis ... #differential #
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Disseminated Intravascular ... Petechiae • Purpura ... #Coagulation #diagnosis ... causes #treatment #management ... #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
Thrombocytopenic Purpura ... reflection of intravascular ... hemolysis Platelet ... WBC count and differential ... #Workup #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Diagnosis: • hemolytic ... younger pts) Differential ... significance (MGUS), CLL, Myeloma ... the RBCs causing intravascular ... #anemia #hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Diagnosis Algorithm ... Thrombocytopenia - Abnormal platelet ... Vasculitis - Collagen disorders ... Complete blood count coagulation ... #Causes #dermatology