147 results
Want to remember what drugs prolong the QT interval? Remember COLLAPSE - Kitty Canavan @KathrynCanavan1
#Diagnosis #Peds
remember what drugs prolong ... #Prolongation #Prolonged ... #Increased #DFTB
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... PT (INR), Prolonged ... PTT • Prolonged ... PT (INR), Prolonged ... PTT • Prolonged
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
PT and/or aPTT Prolonged ... edoxaban (typically prolong ... anticoagulants may prolong ... but typically prolong ... FVIII antibody Prolonged
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Coagulation Tests - Prolonged ... PT - Prolonged ... aPTT and Prolonged ... PT - Prolonged
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
Artifactually Prolonged ... identify the cause of Prolonged ... Abnormal #APTT #prolonged
Causes of Prolonged Emergence - Anesthesiology

Prolonged Drug Action:
• Overdose 
• Hypothermia (< 33 C) 
• Incr
Causes of Prolonged ... Anesthesiology Prolonged ... MarkHarrisMD #Prolonged
Prolonged neuromuscular blockade - Differential Diagnosis
- Drugs, Acid-base Disorders, Metabolic, Neurologic, Electrolyte abnormalities

By Mark Harris, MD
Prolonged neuromuscular ... neuromuscular #blockade #Prolonged
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
bleeding • Prolonged ... • Normal aPTT (prolonged
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
sinus rate and prolongs ... Channel Blockade • Prolongs ... action potential • Prolongs ... sinus rate and prolongs
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Diagnosis for a Prolonged ... aPTT are both prolonged ... Abnormal #PT #aPTT #Prolonged