29 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Extra-renal Losses ... acidosis: Gl tract ... #causes #potassium
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Renal Tubular Acidosis ... - Differential ... Increased Serum K = Hyperkalemic ... Renal Tubular Acidosis ... #Tubular #Acidosis
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Mineralocorticoid excess - Renal ... tubular acidosis ... Diagnosis #Low #Potassium ... #Table #Classification
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... Diagnosis Algorithm ... • Renal tubular ... acidosis (type ... causes #nephrology #potassium
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm ... oral intake Renal ... tubular acidosis ... #Differential #
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Non-anion Gap Metabolic ... Renal acidosis ... Potassium-sparing ... aniongap #NonGap #Metabolic ... #Acidosis #differential
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... gap metabolic acidosis ... of sodium and potassium ... Chloride #urine #Algorithm ... #nephrology #differential
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
Causes of Hyperkalemia ... shift - Acidosis ... tubular acidosis ... ) #Hyperkalemia ... Causes #diagnosis #differential
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... treated with IV potassium ... suggests extra-renal ... acidosis: Proximal ... #differential #
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
(NAGMA) - Differential ... (GFR 20-50 ml/min ... Tubular Acidosis ... normal Type 4: Hyperkalemic ... #Metabolic #NAGMA