6 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
= (urine magnesium ... x urine creatinine ... Hypomagnesemia #algorithm ... differential #diagnosis #causes ... #nephrology #magnesium
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... 2-2.5% or 24h Urine ... Mg < 10g • Diarrhea ... Malabsorption RENAL ... Hypomagnesemia #Magnesium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
potassium(K) & magnesium ... A urine K/Cr ratio ... suggests extra-renal ... use • Diarrhea ... differential #potassium #nephrology
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap ... Loss (Negative urine ... net charge) • Diarrhea ... • Fistula Renal ... MetabolicAcidosis #NonGap #Nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
isolation) GI loss - Urine ... <20mmol/d • Diarrhea ... Gittelman's syndrome • Magnesium ... aldosterone • Renal ... #Hypokalemia #Nephrology
Post-Transplant Diarrhea - Diagnosis and Management Algorithm
Post-transplant diarrhea (≥ 3 loose or liquid stools per day)
and Management Algorithm ... Malabsorption workup in case ... ) ± Plasma CMV PCR ... Diagnosis #Management #Algorithm ... #nephrology #renal