18 results
D-dimer
Plasma D-dimer is a product of clot breakdown, released upon degradation of polymerized, crosslinked fibrin. Elevated
D-dimer Plasma ... D-dimer is a product ... age, which can cause ... #dimer #pathophysiology ... #hematology #differential
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
• Elevated D-Dimer ... protein C and S Pathophysiology ... • PTT: ↑ • D-Dimer ... Treat primary cause ... Coagulation #diagnosis #causes
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... Venous Thrombosis - Differential ... artery aneurysm: Causes ... MAHA: TTP, HUS, DIC ... Diagnosis #clots #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... • TTP/HUS • DIC ... Diagnosis #Algorithm #Causes ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... marrow disease - DIC ... Purpura Fulminans (DIC ... Vasculopathy #Purpura #Differential ... #nonpalpable #dermatology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... Anemia Intrinsic Causes ... MAHA: TTP, HUS, DIC ... Hemolytic #Anemia #Differential ... classification #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Intravascular Hemolysis - Differential ... • MAHA (TTP, DIC ... Extravascular #Differential ... #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential ... Microangiopathy: DIC ... Thrombocytopenia #Differential ... Diagnosis #Framework #hematology
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... Causes: 1) Exfoliative ... #Diagnosis #Dermatology ... Nikolsky #Algorithm #Differential
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... Causes include : ... intravascularcoagulation (DIC ... #diagnosis #differential ... #hematology #coagulation