15 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Extra-renal Losses ... Proximal and distal RTA ... potassium #low #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Acidosis - RTA ... Renal artery stenosis ... Differential #Algorithm #Diagnosis ... #Causes #Workup ... #Nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... starts by measuring ... • Renal tubular ... #differential #diagnosis ... algorithm #causes #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
suggests extra-renal ... acidosis: Proximal RTA ... , Distal RTA, DKA ... #diagnosis #Algorithm ... differential #potassium #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
diarrhea / IBD Renal ... Hypercalcemia - Hypokalemia ... #Differential #Diagnosis ... Low #Magnesium #Table ... Classification #Causes #Workup
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... - Tumor lysis syndrome ... SLE • Type IV RTA ... #differential #diagnosis ... potassium #high #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... Renin/Aldosterone, RTA ... reabsorption) Workup ... tourniquet / IVF line draw ... Elimination (see Table
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... - Tumor lysis syndrome ... SLE • Type IV RTA ... #differential #diagnosis ... potassium #high #nephrology
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
Gitelman Syndrome ... Workup Blood Work ... : - Hypokalemia ... #Diagnosis #Workup ... #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
(renal potassium ... Hypocalciuria (spot ... , Renal tubular ... acidosis (RTA)) ... #diagnosis #nephrology