28 results
diagnosis differential algorithm hyponatremia management causes treatment hypokalemia hypernatremia low siadh comparison hypomagnesemia pathophysiology potassium table workup acutekidneyinjury aki alkalosis
True Hyponatremia Differential Algorithm Instead (or in addition) of volume status examination, check urine sodium and serum
sodium and serum ... uric acid: - Urine ... sodium low, uric ... sodium high and ... Algorithm #Diagnosis #Nephrology
Fractional Excretion of Sodium - FENa Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
Fractional Excretion of Sodium ... Fractional Excretion of Sodium ... (FENa) = (Urine ... / (Serum Na+ x Urine ... #nephrology #calculation
General approach to AKI - Checklist Urine electrolytes & FENa - Previously, it was believed that urine
- Checklist Urine ... believed that urine ... sodium excretion ... fractional excretion of sodium ... AcuteKidneyInjury #Nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid ADH promotes Urea/uric acid excretion along with water
Osmolarity 2) Urine ... Osmolarity 3) Urine ... Sodium 4) Serum ... Diagnosis #Algorithm #nephrology ... #sodium #low #uricacid
Approach to Hypomagnesemia Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
of magnesium = (urine ... serum magnesium x urine ... intake, Gl loss, shift ... diagnosis #causes #nephrology
Hyponatremia Differential Diagnosis Table • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Serum Osm • Urine ... Diagnosis #Table #nephrology ... #sodium
Volume Based Approach to Hyponatremia Hypovolemic, Serum uric acid >4 • Urine Na <20: Extra-renal losses •
uric acid >4 • Urine ... Extra-renal losses • Urine ... uric acid >4 • Urine ... algorithm #diagnosis #sodium ... #low #nephrology
Cerebral Salt Wasting vs SIADH - Pathophysiology 1) Neurological event 2) Sodium loss from tubules 3) Naturiesis →
Neurological event 2) Sodium ... → Increased urine ... Pathophysiology #diagnosis #nephrology
Hyperkalemia Treatment Options Stabilize cardiac membrane: • IV Calcium (peaks 5-10 minutes) Decrease potassium concentration: • IV Fluids Shift
• IV Fluids Shift ... 90 minutes) • Sodium ... management #potassium #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L High
water loss, Serum Sodium ... 145 mmol/L High Urine ... glucosuria Low Urine ... Hypernatremia #Nephrology
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