11 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Workup Algorithm ... 1) Check Urine ... #Workup #Algorithm ... #nephrology #sodium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Kidney loss of Cl ... sodium is typically ... the excretion of sodium ... #Algorithm #nephrology ... #differential #diagnosis
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
- Differential Diagnosis ... history, exam, and urine ... DI; high dilute urine ... , Dehydration: neurologic ... #nephrology #sodium
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 3 questions to work ... Measure urine osmolality ... #Differential #Diagnosis ... #nephrology #sodium
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
and Workup Blood ... Work: - Hypokalemia ... Elevated Renin Urine ... Fractional excretion of Cl ... #Workup #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Antibiotics (Bactrim, PCN ... reabsorption) Workup ... tourniquet / IVF line draw ... lysis) ± Urine ... #potassium #nephrology
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
disease 24-hour urine ... Spot PC (protein ... glomerular #testing #workup ... #diagnosis #glomerulonephritis ... nephrotic #nephritic #nephrology
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
Differential Diagnosis ... intoxication Initial Workup ... Osm, Serum Sodium ... , Urine Sodium ... #management #nephrology
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
disease 1) 24-hour urine ... Spot PC (protein ... glomerular #disease #workup ... #diagnosis #initial ... #testing #nephrology
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
antibody that works ... Person Syndrome Treatment ... others (botox, sodium ... #Management #treatment ... #neurology