12 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
tubular acidosis (Types ... and 2, but not type ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Syndrome • HTN, High ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... Hypertensive: • High ... Differential #Diagnosis #Algorithm ... #nephrology #causes ... #low #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... treated with IV potassium ... : • High Blood ... consumption • Low ... #nephrology #low
Causes of Nephrolithiasis - Differential Diagnosis Algorithm
Radio-opaque - Calcium-containing - 90% of stones
Radiolucent - Non-calcium 10%
Differential Diagnosis Algorithm ... overproduction • Low ... solubility: • Low ... Hypocitraturia • RTA Type ... Nephrolithiasis #Nephrology
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Differential Diagnosis Algorithm ... Negative U net charge High ... Cell Problem - Low ... Cell Problem - High ... MetabolicAcidosis #NonGap #Nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... diuresis can be high ... Uosm <100): Renal Losses ... differential #diagnosis #table ... #sodium #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... alkalosis • Normal/low ... the indicated causes ... of sodium and potassium ... #nephrology #differential
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
ASA class If ... high risk > 1% risk ... event, follow ACC algorithm ... Orthopedic • Low ... What is the type
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... urine Na/Cl > 1.6, low ... urine Na/Cl < 0.7, high ... correcting serum potassium ... #nephrology