53 results
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
(FENa) = (Urine ... / (Serum Na+ x Urine ... Cr) FEurea < 1% ... - Strong Medicine ... #nephrology #calculation
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... sodium and serum ... sodium high and ... #Hyponatremia #Differential ... Algorithm #Diagnosis #Nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... water retention 1) ... Osmolarity 2) Urine ... Sodium 4) Serum ... Diagnosis #Algorithm #nephrology
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Table • Step 1: ... )/ 100] x 1.6; and ... Serum Osm • Urine ... Diagnosis #Table #nephrology ... #sodium
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
sodium excretion ... and fractional ... excretion of sodium ... FENa) could help differentiate ... AcuteKidneyInjury #Nephrology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
of Hyporeflexia and ... Hyperreflexia: • Hypocalcemia ... - Strong Medicine ... Testing #Causes #differential ... diagnosis #table #neurology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Workup Step #1 ... Eric Strong @DrEricStrong ... Management #Algorithm #Sodium ... #nephrology #insipidus
Dizziness - Differential Diagnosis Framework
"Tell me what you mean by dizzy without using the word dizzy."
Vertigo:
Dizziness - Differential ... Disease • Central: Stroke ... • Orthostatic: Hypovolemia ... radiculopathy Other: • Psychiatric ... #Diagnosis #neurology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Heat injury, Heat stroke ... Weakness - Dark urine ... hour with goal urine ... causes #treatment #nephrology
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... Hypokalemia ... overdose) - Sodium ... #Medications #differential ... #diagnosis #nephrology