55 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... Renal Causes of ... with secondary, ... Renal Causes of ... #differential #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... suggests either secondary ... K loss • Hypomagnesemia-induced ... hypokalemia • Renal ... #hypokalemia #differential
Causes of Altered Level of Consciousness GCS < 7 - Differential Diagnosis Algorithm

Brain Involvement - Hemispheric
Causes of Altered ... Consciousness GCS < 7 - Differential ... Abscess • Skull fracture ... Excesses • Liver/Renal ... comatose #aloc #Differential
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility Fractures ... - Differential ... Osteodystrophy - Secondary ... #Fragility #Fractures ... #Orthopedics #Causes
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... - Differential ... Malabsorption RENAL ... Magnesium #Low #Causes ... #Differential #
Secondary Causes of Hypertension
Renal hypertension 
Endocrine hypertension 
Cardiovascular hypertension 
Neurogenic hypertension 
Hypertension in pregnancy 
Toxic agent-induced
Secondary Causes ... of Hypertension Renal ... hypertension #Secondary ... #Hypertension #Differential ... #Causes #Diagnosis
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... cells FEMg >4% = renal ... magnesium loss if renal ... #algorithm #differential ... #diagnosis #causes
Causes of Hypermagnesemia
Increased magnesium load
 - Magnesium-containing laxatives, antacids, or enemas
 - Treatment of pre-edampsia/eclampsia (mothers
Causes of Hypermagnesemia ... Rhabdomyolysis Increased renal ... Addison's disease) #Hypermagnesemia ... #Causes #diagnosis ... #differential
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... (steatorrhea) Renal ... - Primary or secondary ... #Causes #diagnosis ... #differential #
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... diarrhea / IBD Renal ... - Familial renal ... #Differential # ... Classification #Causes