16 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... • Metabolic acidosis ... Proximal and distal RTA ... #Differential # ... #nephrology
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm Low ... Renal tubular acidosis ... #Differential # ... Algorithm #Causes #Classification
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Renal tubular acidosis ... Diagnosis #Low # ... Potassium #Table ... #Classification
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
- Metabolic acidosis ... : Proximal RTA, ... Distal RTA, DKA ... diagnosis #Algorithm #differential ... #low
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... • Proximal RTA ... • Distal RTA ... urine #potassium #differential ... algorithm #diagnosis #nephrology
Distal Renal Tubular Acidosis
Distal RTA is the true Nephrogenic RTA and can be truly divided into
Renal Tubular Acidosis ... variants- the hypokalemic ... intercalated cells - A Low ... diseases(Sjogren's Syndrome ... #differential
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypercalcemia - Hypokalemia ... Hypomagnesemia #Differential ... #Diagnosis #Low ... #Magnesium #Table ... #Classification
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... - Tumor lysis syndrome ... - Metabolic acidosis ... SLE • Type IV RTA ... #differential #
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Renin/Aldosterone, RTA ... Elimination (see Table ... ) • Low K diet ... Slow - don’t delay ... Treatment #potassium #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
alkalosis • Normal or low ... ratio 0.5%) Differential ... Renal tubular acidosis ... (RTA)) • Refeeding ... #diagnosis #nephrology