18 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... foxglove leaf Mechanism ... on ECG (at therapeutic ... Electrocardiogram #EKG ... Cardiology #Digitalis #ECG
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
AV block ... (e.g. αblockers ... Subclavian steal syndrome ... (e.g. sedation) ... #Table #Causes
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Etiologies by Mechanism ... IV Mg infusion (e.g ... - Tumor lysis syndrome ... High #Magnesium #Table ... #Causes #Management
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Differential Diagnosis by Mechanism ... - Cirrhosis Syndrome ... - Malignancy (e.g ... pathology (e.g. ... #Causes #Sodium
Classification of Jaundice
Unconjugated hyperbilirubinemia (predominantly indirect bilirubin)
 • Increased bilirubin production (eg, hemolytic anemias, hemolytic reactions,
Classification of ... reactions, hematoma, pulmonary ... uptake and storage (eg ... miscellaneous causes ... (eg, spirochetal
Vasopressors Table 
Rough properties by Target Receptor, Heart Rate/Inotropy, Systemic Vascular Resistance, Cardiac Output, Blood Pressure,
Vasopressors Table ... Blood Pressure, Pulmonary ... Resistance, Main Uses ... Vasopressors #Properties #Table ... #Pharmacology #Effect
Causes of Peripheral Edema - Differential Diagnosis
Increased Hydrostatic Pressure
 • Volume Expansion: Kidney failure, Pregnancy, Medication
Medication side effect ... (e.g. prednisone ... Heart failure, Pulmonary ... Cirrhosis, Nephrotic syndrome ... • Filariasis (e.g
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... Intrapulmonary shunting (eg ... , pulmonary AVMs ... hepatopulmonary syndrome ... intracardiac shunting (eg
GLP-1 Receptor Agonists - Pharmacology Summary
Mechanisms of Action: Stimulate glucose-dependent insulin release from the pancreas (GLP-1
Pharmacology Summary Mechanisms ... Ozempic), or daily tablet ... (e.g. diarrhea, ... not definitively cause ... /effect) • May
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate with AV ... Control rate (e.g ... Treat underlying cause ... Control rate (e.g ... Treat underlying cause