29 results
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Daytime Sleepiness - Differential ... • Medications (Eg ... Antihistamines, Opioid ... Alcohol, Opioids ... Fatigue #Sleepiness #Differential
Opioid Conversion Chart - Morphine Equivalents
Morphine 10 mg x 0.5 = Morphine 5 mg IV
Morphine 10
Opioid Conversion ... = Fentanyl 50 mcg ... @drkeithsiau #Opioid ... #Conversion #Equivalents
ST depression & T wave inversion causes #Pathophys #Diagnosis #Cardiology #MedStudent #EKG #Differential #TWI #STD #TWaveInversion
depression & T wave inversion ... Cardiology #MedStudent #EKG ... #Differential #
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
- Cocaine Opioids ... QRS #widening #ECG ... #EKG #Pharmacology ... Toxicology #Diagnosis #Differential
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... , LAE, giant T inversion ... epsilon wave, T wave inversion ... Syncope #Syndromes #ECG ... electrocardiogram #differential
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Wave Inversions - Differential ... global T wave inversion ... TWaveInversions #TWI #Differential ... Causes #Cardiology #ECG ... #EKG #Electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... = Biomarkers + ECG ... stenosis - U wave inversion ... #Ischemia #ECG ... Interpretation #differential
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Hypercalcemia - Differential ... Hypercalcemias (e.g ... • Unregulated Conversion ... 1,25-(OH)2D3 (e.g ... Hypercalcemia #Differential
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
Heart Failure - Pathophysiology ... and Differential ... - Congenital (e.g ... HeartFailure #CHF #Pathophysiology ... #Differential #
Causes of Constipation - Differential Diagnosis Framework
 • Motility: Diet, IBS-C, Colonic inertia, Pelvic floor disorders,
Constipation - Differential ... compression • Drugs: Opioids ... disease, Anal pain (e.g ... #Constipation #Differential