11 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... mmol/L - true hyponatremia ... HYPERVOLEMIC • CHF ... renal failure #Hypernatremia ... #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... 1) Check Urine ... Extrarenal Hypernatremia ... Ingestion Renal Hypernatremia ... MatthewHoMD #Hypernatremia
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... especially thiazide diuretics ... Hypo-osmolar urine ... osmole intake #Hyponatremia ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... especially thiazide diuretics ... Hypo-osmolar urine ... osmole intake #Hyponatremia ... #Nephrology #Differential
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Hypernatremia ... administration • Osmotic diuresis ... Hyperventilation #Hypernatremia ... #Nephrology #Differential
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Approach to Hypotonic Hyponatremia ... case of hypotonic hyponatremia ... Urine Na+K / serum ... Physiologic #Hypotonic #Hyponatremia ... #sodium #nephrology
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Hyponatremia - Differential ... Hyponatremia: Hyperlipidemia ... TURP Hypotonic Hyponatremia ... • Hypovolemia: Diuretics ... diagnosis #causes #nephrology
Diuresis in Critical Care - Achieving a Negative Fluid Balance
Advantages Of A Negative Fluid Balance:
 •
Diuresis in Critical ... de-escalation) phases of critical ... , & to correct hyponatremia ... aldosterone states (CHF ... Early nephrologv
Hyponatremia Differential Diagnosis Algorithm in Cancer
UOsm ≥ 100 mOsm/kg = Urine is inappropriately concentrated for hypotonic
Hyponatremia Differential ... in Cancer UOsm ... 100 mOsm/kg = Urine ... metastases) #Hyponatremia ... #algorithm #nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Dermatomyositis Clinical ... Weakness - Dark urine ... Hyperuricemia • Hyponatremia ... Loop diuretics for ... causes #treatment #nephrology