116 results
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
or APTT Artifactually ... or APTT? ... #prolonged #diagnosis ... #hematology #evaluation ... mixing #studies #PTT
Prolonged APTT - Diagnostic Algorithm

#Prolonged #APTT #PTT #abnormal #Diagnosis #Algorithm #hematology
Prolonged APTT - ... Diagnostic Algorithm ... #Prolonged #APTT ... #PTT #abnormal ... #hematology
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
INR), Prolonged PTT ... (INR), Normal PTT ... • Prolonged PTT ... #Diagnosis #Algorithm ... #Causes #Hematology
Approach to Elevated aPTT / PT - Differential Diagnosis Algorithm

aPTT: Intrinsic / Final
PT: Extrinsic / Final

By
Approach to Elevated aPTT ... aPTT: Intrinsic ... #Elevated #aPTT ... #Hematology #differential ... #diagnosis
Coagulation Cascade Mnemonic - PITT vs PET
PITT (with an I) = Intrinsic = APTT
vs PET PITT (with ... = Intrinsic = APTT ... E)= Extrinsic=PT ... #PET #diagnosis ... #hematology
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
- Prolonged aPTT ... - Prolonged aPTT ... Coagulation #Abnormal #APTT ... #Laboratory #Hematology ... #Diagnosis #Workup
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
- Differential Diagnosis ... and Management ... /aPTT MAHA likely ... /aPTT normal • ... #hematology
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
Thromboplastin Time (PTT ... Thromboplastin Time (PTT ... #PTT #Prothrombin ... Thromboplastin #laboratory #hematology ... #diagnosis
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
2B) • Normal PT ... INR • Normal aPTT ... VonWillebrand #Disease #Diagnosis ... #Hematology
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
- Differential Diagnosis ... iron studies, PT ... /aPTT Differential ... Diagnosis: • ... #Algorithm #hematology