38 results
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
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... interval J Wave Syndromes ... involved • Brugada Syndrome ... voltage Other Causes ... #ekg #electrocardiogram
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Etiologies by Mechanism ... Miscellaneous Mechanisms ... - Hungry bones syndrome ... Low #Magnesium #Table ... Classification #Causes
Extubation Checklist Mnemonic - MASCOTS
M - Mechanism (Underlying mechanism improving)
A - Airway (Patent, difficult intubation)
S -
- MASCOTS M - Mechanism ... (Underlying mechanism ... Oxygenation (O2 stable ... - Tube feeds (Pause ... Mnemonic #MASCOTS #criticalcare
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Differential Diagnosis by Mechanism ... - Cirrhosis Syndrome ... - Malignancy (e.g ... Differential #Diagnosis #Table ... #Causes #Sodium
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... point • De Winter syndrome ... in aVR • Posterior ... of the leads l, aVL ... #EKG #diagnosis
Progression of EKG changes in Acute Coronary Syndrome (ACS)
Hyperacute T waves:
 • Broad-based and symmetrical, usually
Progression of EKG ... Acute Coronary Syndrome ... /S ratio >1 ST elevation ... : • New ST elevation ... SatyaPatelMD #EKG
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... foxglove leaf Mechanism ... - Decreases AV ... nodal conduction Uses ... Electrocardiogram #EKG
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... polyneuropathy (e.g ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... differential #diagnosis #table
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
AV block ... Medication side effect (e.g ... Subclavian steal syndrome ... Classification #Table ... #Causes