13 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
with secondary, hypocalcemia ... Hypomagnesemia - Acquired: Medications ... pentamidine), Hypercalcemia ... causes #nephrology #magnesium ... #low
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... abnormalities - Hypercalcemia ... - Hypokalemia ... #Diagnosis #Low ... #Magnesium #Table
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Cancer agents and ... Disorders • Hypocalcemia ... Ifosfamide - Fanconi syndrome ... Trastuzumab • Hypokalemia ... chemotherapy #diagnosis #differential
Types of Renal Calculi

Calcium oxalate
 - Interstitial apatite plaque, Low urine volume, Increased urinary calcium excretion,
hypercalciuria, Hypercalcemia ... hypercalciuria, Hypercalcemia ... Struvite - Magnesium ... - Antiviral treatment ... Renal #stones #differential
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Hypomagnesemia - Differential ... Diuretics • Hypercalcemia-PTH ... • Gitelman's syndrome ... Hypomagnesemia #Magnesium ... #Low #Causes #Differential
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... • LDH ↑ • Hyperkalemia ... Hyperphosphatemia • Hypocalcemia ... /Late - Hypercalcemia ... Dialysis for severe hyperkalemia
Acute Kidney Injury (AKI) in Patients with Cancer 

Cancer Related 
• Hypercalcemia 
• Intravenous contrast 
•
Patients with Cancer ... Cancer Related ... • Hypercalcemia ... malignancies Treatment ... #Oncology #Differential
Pharmacologic Options for Hypercalcemia Associated with Cancer
Rehydration with NS followed by loop diuretics
 • IV normal
Pharmacologic Options for Hypercalcemia ... Associated with Cancer ... osteoclast activity #hypercalcemia ... #drugs #treatment ... #pharmacology #table
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup and Differential ... with previously stable ... disorders including hypokalemia ... Hyperthyroidism, Hypercalcemia ... Workup #causes #Differential
Causes of Constipation in Adults
Most common
 - Inadequate fiber or fluid intake
 - Poor bowel habits
Systemic
- Metabolic: hypokalemia ... , hypercalcemia, ... autonomic neuropathy Medications ... Irritable bowel syndrome ... Constipation #Causes #Differential