332 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... acidosis: Gl tract loss ... #Diagnosis #Algorithm ... #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Hypernatremia - Differential ... Diagnosis Algorithm ... mannitol, glucosuria Low ... Hypernatremia #Nephrology ... #Differential #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Hypokalemia - Differential ... Diagnosis Algorithm ... filling of bucket (low ... (urinary or GI loss ... Causes #workup #nephrology
Anosmia / Smell Dysfunction - Differential Diagnosis Algorithm
Nasal Obstruction/ URTI:
 • Septal Deviation
 • Allergic Rhinitis
Dysfunction - Differential ... Diagnosis Algorithm ... #Dysfunction #Loss ... #Differential # ... Diagnosis #Algorithm
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Hypokalemia - Differential ... Diagnosis Algorithm ... #Hypokalemia #Differential ... #Diagnosis #Algorithm ... causes #potassium #low
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - Differential ... Diagnosis Workup Algorithm ... (Low H2O intake ... Hypernatremia #Differential ... #nephrology #sodium
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm ... Low intake ... #Hypokalemia #Differential ... #Diagnosis #Algorithm
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... Algorithm Instead ... - Urine sodium low ... and uric acid low ... #Nephrology
Causes of Metabolic Acidosis - Gap and Non-Gap - Differential Diagnosis Algorithm
 • Elevated Anion Gap
and Non-Gap - Differential ... Diagnosis Algorithm ... Anion Gap (<14) (Loss ... AnionGap #NonGap #Nephrology ... #Differential #
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
poor intake, Gl loss ... Hypomagnesemia #algorithm ... #differential # ... diagnosis #causes #nephrology ... #magnesium #low