35 results
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
- Cocaine Opioids ... QRS #widening #ECG ... #EKG #Pharmacology ... Toxicology #Diagnosis #Differential
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Sleep Deprivation (Eg ... Neurologic Disorders (Eg ... • Medications (Eg ... • Drug Abuse (Eg ... Alcohol, Opioids
ST depression & T wave inversion causes #Pathophys #Diagnosis #Cardiology #MedStudent #EKG #Differential #TWI #STD #TWaveInversion
depression & T wave inversion ... Cardiology #MedStudent #EKG ... #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 ... #pharmacology
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 - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... , LAE, giant T inversion ... Syncope #Syndromes #ECG ... #EKG #Checklist ... electrocardiogram #differential
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... = Biomarkers + ECG ... #Ischemia #ECG ... #EKG #diagnosis ... Interpretation #differential
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... dissociation) • Pharmacologic ... (e.g Opioids, Alcohol ... • Botulism Pharmacologic ... Pupils #Defects #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 ... Calcium Intake (e.g
Nephron Pathophysiology - Diuretic Sites of Action
Diuretics
1) Acetazolamide/canagliflozin
2) Osmotic agents (mannitol, urearetics)
3) Loop agents (eg, furosemide)
4)
Nephron Pathophysiology ... ) Loop agents (eg ... Adenosine #Nephron #Pathophysiology ... Action #nephrology #pharmacology