If a contrast agent containing gadolinium, iodine, or barium has been administered, a sample should not be collected for at least 96 hours. […]
Archives: Estudios Laboratorio
RESPIRATORY SYNCYTIAL VIRUS BY PCR
No special indications […]
VISCOSITY
No special indications […]
VITAMIN A IN SERUM
Overnight fast (12-14 hours) (infants: draw before next feeding) […]
VITAMIN B1 (THIAMIN) IN WHOLE BLOOD
Fast overnight (12-14 hours). Babies: draw before the next feeding. You can drink water as needed. […]
VITAMIN B12 (COBALAMIN)
4 hours fast, if you take medication, ask your doctor when to take your last dose before the test […]
VITAMIN B2
Overnight fast (12-14 hours) (babies: draw before next feeding) […]
VITAMIN B3 (NIACIN)
No special indications […]
VITAMIN B5
No special indications […]
VITAMIN B6 (PYRIDOXINE) IN PLASMA
Overnight fast (12-14 hours) (babies: draw before next feeding) […]