11 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Diagnosis Algorithm ... : • Normal Acid-Base ... Loop and thiazide diuretics ... #causes #potassium ... #low #nephrology
Hypokalemia - Differential Diagnosis Algorithm

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

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
alkalosis • Familial ... • Diagnosis of ... #Diuresis #Nephrology ... #Pharmacology #Medications ... #Table
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... /low blood pressure ... urine #Algorithm #nephrology ... #differential # ... diagnosis
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
suggests extra-renal ... Alkalosis: Emesis ... , Diuretics, Bartter ... #Hypokalemia #diagnosis ... #potassium #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
or low blood pressure ... ratio 0.5%) Differential ... , Renal tubular ... #diagnosis #nephrology ... #management #pathophysiology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• K sparing diuretics ... - Tumor lysis syndrome ... Medications 2. ... #diagnosis #causes ... #nephrology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
, including a diuretic ... hypokalemia and metabolic ... alkalosis. 7. ... #causes #Differential ... #Diagnosis #indications
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• K sparing diuretics ... - Tumor lysis syndrome ... Medications 2. ... #diagnosis #causes ... #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Etiology: • Medications ... reabsorption) Workup ... Elimination (see Table ... STOP offending medications ... #potassium #nephrology