8 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... PT (INR), Normal ... PTT, Normal PT ... PTT, Normal PT ... #Hematology #coagulation
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Thrombocytopenia • Prolonged ... PT/PTT • Low ... Fibrinogen: ↓ • PT ... #diagnosis #causes ... treatment #management #hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Jcortesizaguirr #Abnormal ... #PT #aPTT #Prolonged ... #differential #hematology ... #coagulation
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
to Evaluate an Abnormal ... Step 1: Is the PT ... K Antagonists, Heparin ... to identify the cause ... #diagnosis #hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
(e.g. heparin contamination ... amyloidosis #Abnormal ... #PT #aPTT #Prolonged ... #differential #hematology ... #coagulation
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
PT/NORMAL PTT: ... PT/ABNORMAL PTT ... ) ABNORMAL PT ... PT/ABNORMAL PTT ... Differential #Diagnosis #Hematology
Hemophilia - Diagnosis and Management
Diagnosis:
 • Consistent bleeding history (unless screening for disease in family members
disease) • aPTT is prolonged ... study (aPTT may be normal ... in mild cases) ... • PT/INR & von ... Management #treatment #hematology
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
• Albumin • Coagulation ... factors: PT/INR ... replaced by non-hepatic ... RBC (hemolysis, bleeding ... #differential #Hepatology