32 results
Localization of Renal Tubular Defects
Fanconi Syndrome: Proximal tubule
Bartter Syndrome: Thick ascending loop of Henle
Gitelman Syndrome: Distal
Localization of Renal ... loop of Henle Gitelman ... #Localization #Nephron ... #Defects #Pathophysiology ... #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
(late) • High Urine ... Cl-: Diuretics, ... Bartter Syndrome, Gitelman ... hyperaldosteronism • High PRA: Renal ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
(late) • High Urine ... Cl-: Diuretics, ... Bartter Syndrome, Gitelman ... hyperaldosteronism • High PRA: Renal ... #Nephrology #Causes
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Algorithm 1) ... Check Urine Osmolality ... mOsm/kg - Implies renal ... #Algorithm #nephrology
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
Gitelman Syndrome ... Elevated Renin Urine ... Normotensive - No diuretic ... dr_missyhanna #Gitelman ... #nephrology
Mechanisms of nephron damage in cardiorenal syndrome
 • Increased renal interstitial pressure
 • Hypoperfusion
 • Reduced
Mechanisms of nephron ... • Increased renal ... activities • Diuretic ... syndrome #Mechanisms #pathophysiology ... #nephrology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Differential Diagnosis Algorithm ... 3L /day Water Diuresis ... Dl • Chronic Renal ... Differential #Diagnosis #Algorithm ... #causes #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Extra-renal Losses ... loss (Diarrhea) Renal ... Loop and thiazide diuretics ... Bartter syndrome, Gitelman ... potassium #low #nephrology
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
2-2.5% or 24h Urine ... Malabsorption RENAL ... 2-2.5% or 24h Urine ... > 10g • Loop Diuretics ... nephrocalcinosis (FHHNC) • Gitelman's
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... → Refer to Nephrology ... for renal biopsy ... #Workup #urology