24 results
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
Causes of Hypocalcemia ... , Low PTH: Hypoparathyroidism ... • Hypophosphatemia ... contrast agents • Hypomagnesemia ... Diagnosis #Algorithm #Causes
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia ... Hypokalemia • Hypomagnesemia ... PO4 > 5%: • Hyperparathyroidism ... Resistance • Hypophosphatemic ... endocrinology #causes
Electrolyte Repletion

Significant electrolyte depletion can result in serious complications. These guidelines are meant to assist with
Electrolyte Repletion ... mechanisms can all cause ... the underlying cause ... #hypocalcemia #hypomagnesemia ... #hypophosphatemia
Hypomagnesemia and Electrolyte Disorders
 • Hypocalcemia - lowers PTH ( functional hypoparathyroidism), bone resistence to PTH,
Hypomagnesemia and ... Electrolyte Disorders ... PTH ( functional hypoparathyroidism ... from bones • Hypophosphatemia ... #Electrolyte #Disorders
Hyperphosphatemia - Differential Diagnosis Algorithm
Transcellular Shift:
 • Rhabdomyolysis
 • Tumor Lysis
 • Metabolic or Respiratory Acidosis
Hyperphosphatemia ... Renal Disease • Hypoparathyroidism ... • Pseudo-hypoparathyroidism ... Tumor Lysis #Hyperphosphatemia ... endocrinology #causes
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... depletion - Familial hypophosphatemia ... Hyperthyroidism - Hyperparathyroidism ... aldosteronism #Hypomagnesemia ... #Causes #diagnosis
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Cancer agents and Electrolyte ... Regorafenib • Hypophosphatemia ... Regorafenib • Hypomaqnesemia ... @kdjhaveri #Electrolytes
Causes of Hypermagnesemia
Increased magnesium load
 - Magnesium-containing laxatives, antacids, or enemas
 - Treatment of pre-edampsia/eclampsia (mothers
Causes of Hypermagnesemia ... absorption - Hyperparathyroidism ... Addison's disease) #Hypermagnesemia ... #Causes #diagnosis
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... depletion, Familial hypophosphatemia ... Hyperthyroidism, Hyperparathyroidism ... aldosteronism #Hypomagnesemia ... #Causes #differential
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Elevated - Secondary Hyperparathyroidism ... Inappropriately Normal/Low - Hypoparathyroidism ... sunlight • Other Causes ... severe illness, Hyperphosphatemia ... Diagnosis #Algorithm #causes