12 results
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
loop or thiazide diuretics ... , Gitelman syndrome ... Hypomagnesemia • Hypertension ... of sodium and potassium ... urine #Algorithm #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
after renal tubule ... diuretic effect ... generally indicates a renal ... other • Severe potassium ... Diagnosis #Causes #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift: • Alkalosis ... • Refeeding syndrome ... Thyrotoxicosis Medications ... • Discontinued diuretic ... #low #potassium
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Regulating Renal ... • Metabolic alkalosis ... #Renal #Excretion ... #Diuresis #Nephrology ... #Pharmacology #Medications
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic Alkalosis ... Chloridorrhea Renal ... tubular transport • Diuretics ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
with thiazide diuretic ... • Hypokalemia (renal ... potassium wasting ... , Renal tubular ... #diagnosis #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
the existence of hypertension ... hypokalemia • Renal ... Post-hypercapnia • Diuretics ... algorithm #causes #nephrology ... #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... suggests extra-renal ... - Metabolic Alkalosis ... : Emesis, Diuretics ... #nephrology #low
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
classes, including a diuretic ... and metabolic alkalosis ... Renal parenchymal ... White-coat syndrome ... Differential #Diagnosis #indications
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• K sparing diuretics ... • Recent IV potassium ... - Tumor lysis syndrome ... Medications 2. ... #high #nephrology