105 results
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 ... Hematology #Diagnosis #Workup
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
Step 1: Is the PT ... Step 2: Is the Patient ... Prolonging the PT ... or APTT? ... cause of Prolonged APTT
Approach to Elevated aPTT / PT - Differential Diagnosis Algorithm

aPTT: Intrinsic / Final
PT: Extrinsic / Final

By
Approach to Elevated aPTT ... / PT - Differential ... Diagnosis Algorithm ... aPTT: Intrinsic ... #PT #INR #Algorithm
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Algorithm History ... , LET, lipase, PT ... . aPTT • Serial ... Pain #Diagnosis #Algorithm ... #workup
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
Differential Diagnosis Algorithm ... /uL Initial Workup ... iron studies, PT ... /aPTT Differential ... #hematology #workup
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged PT ... • Prolonged PT ... • Prolonged PT ... , Normal PT (INR ... Differential #Diagnosis #Algorithm
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
and Management Algorithm ... antiglobulin test, PT ... /aPTT MAHA likely ... hemosiderin • PT ... /aPTT normal •
Coagulation Protein Tests (PT and PTT)

#Coagulation #Tests #PTT #algorithm #differential #pathophysiology
Protein Tests (PT ... and PTT) #Coagulation ... #Tests #PTT #algorithm
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal PT ... Prothrombin Time (PT ... liver disease 2. ... too 2. ... filling of tube 2.
Coagulation Cascade Mnemonic - PITT vs PET
PITT (with an I) = Intrinsic = APTT
= Intrinsic = APTT ... Factors 1, 2, ... E)= Extrinsic=PT ... Factors 1, 2, ... Pathway: Factors 1, 2,