1328 results
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
Prothrombin Time ... (PT) and Partial ... Time (PTT) Prothrombin ... Time (PT) - Often ... laboratory #hematology #diagnosis
Approach to Elevated aPTT / PT - Differential Diagnosis Algorithm

aPTT: Intrinsic / Final
PT: Extrinsic / Final

By
Elevated aPTT / PT ... - Differential Diagnosis ... Algorithm aPTT ... #INR #Algorithm ... #differential #diagnosis
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged PT ... • Prolonged PT ... • Prolonged PT ... #Differential #Diagnosis ... #Algorithm #Causes
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Algorithm for Investigation ... Tests - Prolonged PT ... and Prolonged PT ... DrEricStrong #Algorithm ... Laboratory #Hematology #Diagnosis
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
made in liver) Prothrombin ... Time (PT) - Marker ... Standardization of prothrombin ... Interpretation #diagnosis
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
- Differential Diagnosis ... and Management Algorithm ... antiglobulin test, PT ... hemosiderin • PT ... #Management #Algorithm
Liver Function Tests (LFTs)
 - Aspartate aminotransferase (AST) 
 - Alanine aminotransferase (ALT) 
 - Alkaline
(Direct) - Prothrombin ... LFTs #Laboratory #Diagnosis
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
- Differential Diagnosis ... == NORMAL PT ... Deficiency of prothrombin ... Acquired inhibitor of prothrombin ... #Differential #Diagnosis
Coagulation Protein Tests (PT and PTT)

#Coagulation #Tests #PTT #algorithm #differential #pathophysiology
Protein Tests (PT ... Coagulation #Tests #PTT #algorithm
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal PT ... aPTT Prolonged Prothrombin ... Time (PT) 1. ... typically prolong PT ... Prolonged #Causes #diagnosis