51 results
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Cetuximab and other EGFR ... in Na-KATPase, EGFR ... Magnesium #Low #Causes
Metformin Pharmacology Summary
Mechanisms of Action:
 • Suppresses gluconeogenesis by the liver
 • Increases insulin-mediated glucose utilization
agent • Does not cause ... not initiate if eGFR ... not continue if eGFR ... e.g. diarrhea, nausea
Hepatorenal Syndrome (HRS) - Diagnostic Criteria
HRS-AKI (Acute: previously known as HRS Type 1)
 • ↑ Creatinine
months - eGFR ... - No other cause ... HRS-CKD - eGFR ... - No other cause
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... syndrome • Reduced GFR ... Diagnosis #Algorithm #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... syndrome • Reduced GFR ... Diagnosis #Algorithm #Causes
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... kidney function (eGFR ... Sterile pyuria, WBC casts ... Diagnosis #Algorithm #Causes
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
esp w oliguria / GFR ... Labs: BMP (Assess GFR ... only if no clear cause ... status to improve GFR ... sufficient if intact GFR
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
shift • Saline Causes ... signal to reduce GFR ... - Decreased GFR ... • Saline May Cause
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... POCUS Young ... POCUS lung exam ... Lung POCUS shows ... Lung POCUS invaluable
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Intermediate Action, ↑ EFR ... Fast Action, ↓ EFR ... Slow Action, ←→ EFR ... Classification #Classes