101 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... Renal Causes of ... #differential # ... diagnosis #causes #nephrology ... #magnesium #low
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... cells FEMg >4% = renal ... #algorithm #differential ... diagnosis #causes #nephrology ... #magnesium #low
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Diagnosis Algorithm ... Chloridorrhea Renal ... • Penicillins Renal ... loop/thiazide) • Hypomagnesemia ... MetabolicAlkalosis #NonGap #Nephrology
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm ... Low intake ... oral intake Renal ... Medication • Hypomagnesemia
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
- Differential ... Diagnosis Algorithm ... Malabsorption RENAL ... #Magnesium #Low ... #Causes #Differential
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... diarrhea / IBD Renal ... #Differential # ... Diagnosis #Low # ... Magnesium #Table
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
Hypocalcemia - Differential ... Diagnosis Algorithm ... polyendocrinopathy • Hypomagnesemia ... • Chronic Renal ... #Diagnosis #Algorithm
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
Hypocalcemia - Differential ... phosphate intake and renal ... Hyperphosphatemia, Low ... contrast agents • Hypomagnesemia ... #Hypocalcemia #Differential
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Extra-renal Losses ... loss (Diarrhea) Renal ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Losses Non-renal ... vomiting) • Low ... #nephrology #low