13 results
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
Supraventricular Tachycardia EKG ... Here’s a great ECG ... #Tachycardia #EKG ... #ECG #Electrocardiogram ... #Cardiology #EKG
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... Tachycardia #Treatment #management
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart ... Brady Management ... #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology
GLP-1 Receptor Agonists - Pharmacology Summary
Mechanisms of Action: Stimulate glucose-dependent insulin release from the pancreas (GLP-1
Receptor Agonists - Pharmacology ... Summary Mechanisms ... Ozempic), or daily tablet ... effects (e.g. diarrhea ... not definitively cause
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Resistance, Main Uses ... Vasopressors #Properties #Table ... #Pharmacology # ... Effect #Management
Metformin Pharmacology Summary
Mechanisms of Action:
 • Suppresses gluconeogenesis by the liver
 • Increases insulin-mediated glucose utilization
Metformin Pharmacology ... Summary Mechanisms ... agent • Does not cause ... effects (e.g. diarrhea ... #Summary #DM2 #
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
and Inotropes - Pharmacology ... Summary Vasopressors ... • Higher doses cause ... cAMP/cGMP • Causes ... #Summary #management
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
is not desired (e.g ... is not desired (e.g ... Bradyarrhythmias, Some cases ... Inotropes #comparison #table ... #pharmacology #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Diagnosis and Management ... Summary Lung ... • Most common cause ... • Vasculitis (e.g ... #differential #causes
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Summary Epidemiology ... antagonist muscles) • Wide ... unit activity on EMG ... of diazepam • EMG ... TPO, TTG, etc EMG