For patients with optic neuritis who have an increased risk of developing MS (on the basis of an abnormal brain MRI), many studies support the early use of medications aimed to reduce the risk of MS.
1 The normal size of the thyroid gland in adults is 4 to 4.8 cm x 1.0 to 1.8 cm x 0.8 to1.6 cm. 2  Its normal weight ranges between 15-25 grams.3  The weight of this gland grows heavier in women. 4  It escalates up to 50% during the early part of the menstrual cycle.imension & Weight Of Thyroid Gland. 1  The normal size of the thyroid gland in adults is 4 to 4.8 cm x 1.0 to 1.8 cm x 0.8 to1.6 cm.
How to Read the Results. For healthy adults, the normal TSH range is 0.4 - 4.0 milli-international units per liter of blood. This range jumps to 0.5 and 3.0 milli-international units per liter of blood for patients that are being treated for thyroid disorders. If our thyroid hormones are low, our bodies will attempt to balance out the hormones.