302 results
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Water Diuresis (Urine ... Central Diabetes Insipidus ... Nephrogenic Diabetes Insipidus ... Dl • Chronic Renal ... Algorithm #causes #nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
day, Increased Urine ... Recovery from Acute Renal ... Central Diabetes Insipidus ... Nephrogenic Diabetes Insipidus ... #Polyuria #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Algorithm 1) Check Urine ... mOsm/kg - Implies renal ... , Ingestion Renal ... Euvolemic: Diabetes insipidus ... Workup #Algorithm #nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Diabetes Insipidus ... Nephrogenic DI (Renal ... Polyuria Mimics (↑ urine ... frequency without ↑ urine ... Diagnosis #Causes #nephrology
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
perspiration Renal ... Central diabetes insipidus ... Nephrogenic diabetes insipidus ... Diagnosis #Causes #nephrology
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria = >3L Urine ... output / 24 hours Urine ... mg/dL]/18 HIGH urine ... kg • Diabetes Insipidus ... Diagnosis #Algorithm #nephrology
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Urine Specific Gravity ... Gravity = Density of urine ... hydration • Diabetes insipidus ... EricsMedicalLectures/ #Urine ... #differential #nephrology
Glomerular Diseases - Spectrum
 - Insidious vs Acute
 - Nephritic (hypertension, hematuria, renal failure) vs Nephrotic
- Spectrum - Insidious ... hypertension, hematuria, renal ... differential #diagnosis #nephrology
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
- Checklist Urine ... believed that urine ... differentiate between pre-renal ... and intrinsic renal ... AcuteKidneyInjury #Nephrology
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Renal Tubular Acidosis ... Decreased Serum K, Urine ... = Hyperkalemic Renal ... uncimchiefs #RTA #Renal ... Diagnosis #Algorithm #nephrology