Mirza Naqi Zafar ( Research and Diagnostic Centre, 7/14, Clinic side, Rimpa Plaza, MA. Jinnah Road, Karachi - 74400. )
XYLOSE ABSORPTION AND EXCRETION TEST
State: 12- 14 hours fast.
Dose: 5 gram Xylose
Procedure: Empty bladder and note time. '0' hour. Give 5 gram Xylose dissolved in 250 ml of water (one medium glass). Collect 2 ml serum at 1/2 hour. and I hour.
Give another 250 ml of water at one hour.
Urine 5 hours:
Collect urine for 5 hours from ‘0’ hour and keep container in cool place during collection.
Analyze serum and urine samples the same day.
5- 5x1/2 hours; inform patient. Blood more 15 mg/dl.
1- 2 grams.