Lipid Definition Lipids are class of naturally-occurring organic compounds that you may know by their common names: fats and oils. A key characteristic of this group of compounds is that they are not soluble in water.
Ultrasound. 1  normal thyroid gland has an homogenous appearance, the capsule may appear as a thin hyperechoic line. 2  each lobe normally measures 4 length: 4-7 cm. depth: <2 cm. 3  volume (excluding isthmus, unless its thickness is > 3mm) 6 10-15 ml for females. 12-18 ml for males.
however the normal reference range of total t3 is recommended to be between 80 to 220 points the highest thyroid level ranging above 220 points is a sign of hyperthyroidism or overactive thyroid while the level below 80 indicates hypothyroidism or underactive thyroidhe commonly preferred range of thyroid stimulating hormone tsh at most labs can be from 0 5 to 5 5 however some experts follow the recently updated reference range of 0 3 to 3 0