32 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Extra-renal Losses ... • Metabolic acidosis ... loss (Diarrhea) Renal ... #causes #potassium ... #low #nephrology
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Low intake ... oral intake Renal ... Nonreabsorbable anions • Renal ... tubular acidosis ... #Causes #Classification
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Framework Pre-Renal ... Hypercalcemia, Renal ... Medications Intra-Renal ... Autoimmune Post-Renal ... #causes #algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
UNa > 20: • Renal ... Bicarbonaturia with renal ... tubal acidosis ... Acute or chronic renal ... #Causes #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... gastrointestinal K loss • Renal ... hypokalemia • Renal ... tubular acidosis ... #causes #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Chloridorrhea Renal ... • Penicillins Renal ... MetabolicAlkalosis #NonGap #Nephrology ... #Causes
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Optic Neuritis • Ischemic ... Nerve Tumor • Retinal ... • Botulism Pharmacologic ... #Causes #Ophthalmology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Differential Diagnosis Algorithm ... Beer Potomania - Low ... • Renal Failure ... Hypovolemic - GI losses, renal ... #causes #nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis Algorithm ... Primary polydipsia, Low ... solute intake, Renal ... #differential #algorithm ... #causes #nephrology
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap ... Metabolic Acidosis ... Diarrhea • Fistula Renal ... Cell Problem - Low ... MetabolicAcidosis #NonGap #Nephrology