16 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
intake, Gl loss, shift ... Hypomagnesemia #algorithm ... differential #diagnosis #causes ... #nephrology #magnesium ... #low
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... mOsm/kg - Implies renal ... mechanism 2) Volume Status ... • Euvolemic (Low ... #nephrology #sodium
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
and necrosis in states ... transcellular shift ... • Saline Causes ... blood flow and ... • Saline May Cause
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... Sodium loss (diuretics ... can be high or low ... #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Differential Diagnosis Algorithm ... Transcellular shift ... aldosterone • Renal ... #Hypokalemia #Nephrology ... Differential #Diagnosis #Algorithm
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Shock Overview A state ... altered mental status ... depressed) • Renal ... Classification #diagnosis #management ... #differential #causes
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Shock Overview A state ... altered mental status ... depressed) • Renal ... Classification #diagnosis #management ... #differential #causes
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Causes of Hyperkalemia ... - Appropriate renal ... , TTKG, distal flow ... IntercellularShift #Nephrology ... #Causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... alkalosis • Normal/low ... Normal acid-base status ... the indicated causes ... #nephrology #differential
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Framework and Management ... Summary Causes ... Toxins - Drugs - Statins ... Shift of extracellular ... #nephrology