13 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... microangiopathy: Thrombotic thrombocytopenic ... hemoglobinuria (PNH ... Extravascular #Causes ... differential #diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... platelet decrease - PNH ... Schistocytes, thrombocytopenia ... Diagnosis #Algorithm #workup ... #hematology #testing
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
inflammation • Thrombocytopenia ... : - Thrombocytopenia ... DIC/TTP/HUS - Hemolytic ... deficiencies - PNH ... Differential #Diagnosis #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
for Thrombotic Thrombocytopenic ... decrease in most cases ... hematuria (without casts ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Thromboembolism (7%) • CNS ... Treat primary cause ... Coagulation #diagnosis #causes ... #treatment #management ... #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
Causes purpura & ... severe thrombocytopenia ... TRALI): Leading cause ... Transfusion #diagnosis #management ... #hematology #reactions
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
specifically immune thrombocytopenia ... and autoimmune hemolytic ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
-> AML: Blast crises ... count ↑ PLT • ↑ PBS ... infiltrates (anemia, thrombocytopenia ... #Leukemia #Hematology ... #Oncology #Diagnosis
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Causes purpura & ... severe thrombocytopenia ... TRALI): Leading cause ... Transfusions #diagnosis #management ... #hematology #reactions
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
injury, ischemia, hemolysis ... reabsorption) Workup ... Pseudohyperkalemia - hemolysis ... only if no clear cause ... caution in HTN & edema