43 results
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Algorithm for Investigation ... aPTT and Prolonged ... aPTT Dr. ... DrEricStrong #Algorithm ... Hematology #Diagnosis #Workup
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
: Is the PT or APTT ... Artifactually Prolonged ... Is a Systemic Disease ... identify the cause of Prolonged ... #prolonged #diagnosis
Prolonged APTT - Diagnostic Algorithm

#Prolonged #APTT #PTT #abnormal #Diagnosis #Algorithm #hematology
Prolonged APTT - ... Diagnostic Algorithm ... #Prolonged # ... APTT #PTT #abnormal ... #Diagnosis #Algorithm
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
PTTProlonged ... PTTProlonged ... • Prolonged PTT ... PTT, Normal PT ... Differential #Diagnosis #Algorithm
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Abnormal PT and/or aPTT ... Early liver disease ... aPTT) 3. ... the aPTT alone ... PT and aPTT 1.
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
Von Willebrand Disease ... bleeding • Prolonged ... INR • Normal aPTT ... (prolonged if very ... VonWillebrand #Disease
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Diagnosis and Workup ... Algorithm History ... LET, lipase, PT. aPTT ... 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 #Diagnosis #Algorithm ... #hematology #workup
Kawasaki Disease - Workup and Diagnostic Algorithm #Diagnosis #Management #Peds #Pediatrics #Kawasaki #Disease #Algorithm #CRASH #BURN
Kawasaki Disease ... - Workup and Diagnostic ... Algorithm #Diagnosis ... Pediatrics #Kawasaki #Disease ... #Algorithm #CRASH
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Differential Diagnosis Algorithm ... Granulomatous diseases ... Differential #Diagnosis #Algorithm ... #Workup #nephrology