13 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
NG drainage - Diarrhea ... Catecholamines - Alkalosis ... Differential #Diagnosis #Low ... Potassium #Table #Classification ... #Causes
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... - RTA - Diarrhea ... Metabolic alkalosis ... #Diagnosis #Causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... wasting from other causes ... Laxative use • Diarrhea ... consumption • Low ... Alkalosis: Emesis
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis ... Differential Diagnosis Algorithm ... - Normal/low blood ... #Diagnosis #Algorithm ... #causes #urinary
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... intake • Metabolic ... Gl tract loss (Diarrhea ... #causes #potassium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... Urinary Chloride Algorithm ... /low blood pressure ... the indicated causes ... #Metabolic #Alkalosis
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Hypovolemia, UNa ... tubal acidosis and metabolic ... alkalosis, Ketonuria ... losses, Vomiting, Diarrhea
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... Intake: • Low ... alkalosis - Fistulas ... NGT suction - Diarrhea ... metabolic alkalosis
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
altered 2) You see ... no respiratory cause ... ingestion/exposure Symptoms ... Acidosis, Respiratory Alkalosis ... Potassium, Low
Causes of Hypokalemia
I. Decreased intake
   A. Starvation
   B. Clay ingestion
II. Redistribution into
Causes of Hypokalemia ... Metabolic alkalosis ... Gastrointestinal loss (diarrhea ... #Potassium #Classification ... #Causes