Indications:
At the time of your visit, please have a minimum fast of 8 hours and maximum of 12 hours. In patients 0 to 1 years old the minimum fast is 2 hours and in 1 to 6 years old the minimum fast is 4 hours.
What it's for:
Auxiliary test in the diagnosis of renal insufficiency, increased tubular reabsorption; secondary hypo and hyperparathyroidism, pseudohypoparathyroidism, enemas, laxatives, excessive intake of vitamin D; neoplasia, excessive tissue destruction; fractures, multiple myeloma, Paget's disease, metastatic bone tumor with osteolysis; upper intestinal obstruction, magnesium deficiency, massive blood transfusions.