9 results
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Transcellular Shift ... • Normal or High ... Inh., Osmotic diuresis ... #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... Transcellular Shift ... Inappropriately High ... Diagnosis #Algorithm #nephrology ... #phosphorus #workup
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
algorithm Urine Na+K ... high or low Uosm ... , Post-AKI diuresis ... differential #diagnosis #table ... #sodium #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Inhibitors of Na+K+ ... ; High-Ceiling Diuretics ... Kidney stones caused ... #Nephrology #Pharmacology ... #Medications #Table
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... sparing diuretics ... Intracellular Shift ... differential #diagnosis #causes ... #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
, K-sparing diuretics ... reabsorption) Workup ... only if no clear cause ... Elimination (see Table ... Treatment #potassium #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... sparing diuretics ... Intracellular Shift ... differential #diagnosis #causes ... #nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... Hyperkalemia • Hyperphosphatemia ... Shift of extracellular ... Loop diuretics for ... #treatment #nephrology
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Framework • Cellular Shift ... to Aldosterone: K ... sparring diuretics ... depletion, - AKI ... #potassium #high