The only nuclear medicine procedure i know for imaging the pituitary gland, a rather exotic one, ist I-123 IBZM (iodobenzamide) SPECT in prolactinomas. in general, pituitary diseases are investigated with MRI. but Tc-99m MIBI can visualise the parathyroid glands.
Excessive use of magnesium supplements can be toxic. The upper limit -- the highest dose a person can take -- of magnesium supplements is: 65 mg/day for children ages 1-3. 110 mg/day for children ages 4-8. 350 mg/day for adults and children ages 9 and up.
1 The dose usually is 10 milligrams (mg) per kilogram (kg) of body weight every six to eight hours, as needed, up to 40 mg per kg per day. 2  Infants younger than 6 months of ageâUse and dose must be determined by your doctor. 3  For osteoarthritis and rheumatoid arthritis: Adultsâ400 milligrams (mg) every four hours, as needed. 2  ChildrenâUse and dose must be determined by your doctor. 3  For mild to moderate pain: 4  Adults and teenagersâ400 milligrams (mg) every four to six hours, as needed.