14 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
INR), Prolonged PTT ... (INR), Normal PTT ... #PPT #PT #INR #Differential ... Algorithm #Causes #Hematology ... #coagulation #disorders
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Bleeding / Bruising - Differential ... Sequestration Disordered ... Connective Tissue Disorders ... Bleeding #Bruising #Differential ... Algorithm #Causes #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... , coagulation disorders ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
and Leukopenia - Differential ... • Eosinopenia: Sepsis ... Neoplastic • Neutropenia ... Benign ethnic neutropenia ... Diagnosis #causes #hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
history of trauma, sepsis ... • Prolonged PT/PTT ... PT/INR: ↑ • PTT ... INR < 2.3 - APTT ... treatment #management #hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Abnormal PT and/or aPTT ... Congenital intrinsic coagulation ... intravascular coagulation ... Causes #diagnosis #differential ... #hematology #coagulation
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... Prolonged PT and aPTT ... the PT and the aPTT ... Causes #diagnosis #differential ... #hematology #coagulation
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... inhibitor of a coagulation ... intravascular coagulation ... Bruising #Hemostasis #Differential ... #Diagnosis #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Thrombocytopenia and Platelet Disorders ... - Differential ... cases: INR/PT, aPTT ... #Differential # ... Causes #Workup #hematology
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential ... Constitutional disorders ... disorders-rare ... #differential # ... diagnosis #causes #hematology