Which diagnosis? Hyaline casts
Concentrated urine
Which diagnosis? Granular casts
Proteinuria
Which nephrotic syndrome? Associated with HBV
Membranous Glomerulopathy
Which nephrotic syndrome? Associated with HIV
FSGS
Tx Hypo-osmolar Hyponatremia- Hypervolemic
Na/H2O restriction, diuretics
Tx Hypo-osmolar Hyponatremia- Euvolemic
Water Restriction
Tx Hypo-osmolar Hyponatremia- Hypovolemic
IVF
Rate of correction for hypernatremia
<1mEq/hr
Rate of correction of hyponatremia
1-2mEq/hr up to 120, then 0.3-0.5mEq/hr
Tx Central DI
Vasopressin
Tx Nephrogenic DI (2)
Salt restriction, thiazide diuretic
EKG changes in hypokalemia
U waves, flattened/inverted T waves
EKG changes in hyperkalemia
flattened P waves, peaked T waves, widened QRS
Which finding/electrolyte disturbance? spasms with tapping of facial nerve
Chvostek sign/hypocalcemia
Which finding/electrolyte disturbance? carpal spasm with blood pressure cuff inflation
Trousseau sign/hypocalcemia
EKG changes in hypocalcemia
Prolonged QT
EKG changes in hypercalcemia
Shortened QT
Tx Hypercalcemia (first-line)
IVNS
Which diagnosis? Non-Anion Gap Metabolic Acidosis with positive urine anion gap
Renal tubular acidosis
Which diagnosis? Non-Anion Gap Metabolic Acidosis with negative urine anion gap
GI bicarb losses, acid ingestion
Urine Anion Gap =
Na + K - Cl
Compensation chronic Metabolic acidosis
PCO2 = Bicarbonate + 15
Compensation metabolic alkalosis
1HCO3/0.7pCO2
Compensation Respiratory Acidosis
10pCO2 - 1HCO3 (acute) or 3.5HCO3 (chronic)