13 results
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
loop or thiazide diuretics ... pressure: Active diuretic ... use, Bartter syndrome ... , Gitelman syndrome ... urine #Algorithm #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
SAME, Cushing Syndrome ... Loop and thiazide diuretics ... , Bartter syndrome ... , Gitelman syndrom ... #low #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Renal losses, Diuretic ... Ketonuria, Osmotic diuresis ... Stress, Drugs, Syndrome ... • Nephrotic syndrome ... Algorithm #Causes #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome ... ; High-Ceiling Diuretics ... and nephrotic syndrome ... and nephrotic syndrome ... #Diuresis #Nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
↓ Aldosterone: Syndrome ... Alkalosis: Emesis, Diuretics ... , Bartter syndrome ... , Gitelman syndrome ... #nephrology #low
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Potassium-sparing ... diuretics (amiloride ... loads (ammonium chloride ... #diagnosis #causes ... #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Gitelman Syndrome ... with thiazide diuretic ... Surreptitious diuretic ... Renal tubular acidosis ... #diagnosis #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... • K sparing diuretics ... - Tumor lysis syndrome ... acidosis - Hyperkalemia ... #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Trauma/Crush injury ... • K sparing diuretics ... - Tumor lysis syndrome ... acidosis - Hyperkalemia ... #high #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... G-K), K-sparing diuretics ... (IV loop diuretic ... - IV loop diuretic ... #nephrology #K