9 results
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... can be high or low ... #differential #diagnosis ... #table #sodium ... #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... • Euvolemic (Low ... #Workup #Algorithm ... #nephrology #sodium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... water loss, Serum Sodium ... mannitol, glucosuria Low ... #Nephrology #Differential ... #Causes
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 3 questions to work ... through a physiologic ... Treatment #management #nephrology ... #sodium
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
Hyponatremia - Differential ... Algorithm Isotonic Hyponatremia ... Differential #Algorithm #diagnosis ... #causes #nephrology ... #sodium #low
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
in monitoring low-level ... infections are common causes ... #testing #workup ... #diagnosis #glomerulonephritis ... nephrotic #nephritic #nephrology
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
• Symptomatic hyponatremia ... Primary Polydipsia Physiology ... intoxication Initial Workup ... , Urine Sodium ... #management #nephrology
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
evaluated for glomerular ... in monitoring low-level ... infections are common causes ... #workup #diagnosis ... initial #testing #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
reabsorption) Workup ... only if no clear cause ... Elimination (see Table ... acidosis) • Low ... Treatment #potassium #nephrology