43 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
= (urine magnesium ... x urine creatinine ... intake, Gl loss, shift ... of magnesium into ... diagnosis #causes #nephrology
Magnesium Absorption and Pathophysiology 
Magnesium Absorption: 
 • absorbed in the GIT — small intestine, Saturable
Magnesium Absorption ... and Pathophysiology ... 5% excreted in urine ... #Absorption #Pathophysiology ... Mg #transport #nephrology
Alkalinization shifts equilibrium toward the plasma and urine and away from the tissues.

#Management #Toxicology #Salicylate #Aspirin
Alkalinization shifts ... the plasma and urine ... #Management #Toxicology
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Wasting vs SIADH - Pathophysiology ... → Increased urine ... SaltWasting #SIADH #Pathophysiology ... #diagnosis #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Urine K+ <13 mEq ... creatinine) • Cell shift ... loss: Diarrhea Urine ... HCO3- • Low Urine ... algorithm #diagnosis #nephrology
Distal Renal Tubular Acidosis (RTA)  Type 1 

Totally scuppers the kidney's acidification mechanism. Will be
diagnosis with direct urine ... Failure to acidify urine ... Distal #Diagnosis #Management ... #Nephrology #Causes
The Urine / Plasma Electrolyte Ratio - Guide to Fluid Restriction in Hyponatremia
 • U/P Ratio
The Urine / Plasma ... MD @NephroMD #Urine ... Hyponatremia #diagnosis #management ... #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
leukemia Measure Urine ... Transcellular Shift ... Workup #phosphate #nephrology
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 ... • Diarrhea A urine ... differential #potassium #nephrology
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Diagnosis and Management ... Dermatomyositis) AKI - Pathophysiology ... Shift of extracellular ... hour with goal urine ... Differential #Diagnosis #Management