19 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... - Loop and ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... Classification #Causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential ... Diagnosis Algorithm ... Clinicians should also look ... Post-hypercapnia • Diuretics
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... - Differential ... Diagnosis Algorithm ... Urine Mg > 10g • Loop ... DiureticsHypercalcemia-PTH
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... • HTN Absent: Loop ... and thiazide diuretics ... #causes #potassium
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm ... Renal loss • Medication ... Hypomagnesemia • Osmotic diuresis ... #Causes #Classification
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... Furosemide and other loop ... hypomagnesemia #Medications ... #differential # ... diagnosis #nephrology #Causes
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Etiology: • Medications ... only if no clear cause ... Elimination (see Table ... STOP offending medications ... (IV loop diuretic
Pharmacologic Options for Hypercalcemia Associated with Cancer
Rehydration with NS followed by loop diuretics
 • IV normal
NS followed by loop ... diuretics • IV ... Inhibits vitamin D conversion ... #medications #management ... #pharmacology #table
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
irrigation • Management ... +2Cl- Symport (Loop ... Hyponatremia • Hypercalcemia ... Kidney stones caused ... #Table
Treatment algorithm for malignancy-associated hypercalcemia.
Hypercalcemia
 - Renal Failure → Dialysis with low Ca++ bath
Aggressive IV hydration
Treatment algorithm ... Volume Overload → Loop ... diuretic IV Bisphosphonate ... Calcitonin Refractory Cases ... #management #endocrinology