In solitary thyroid nodule true is/are :
Ans. is 'd' i.e. Common in female A solitary thyroid nodule is a palpably discrete swelling within an otherwise apparently normal thyroid gland. Ceain imp. points about solitary thyroid nodules : STN are more common in women than in men The incidence of STN increases with age Solitary nodules, in general, are more likely to be neoplastic than are multiple nodules. Nodules in younger patients are more likely to be neoplastic than are those in older patients. Nodules in males are more likely to be neoplastic than are those in females. A history of radiation treatment to the head & neck region is associated with an increased incidence of thyroid malignancy. Functional nodules that take up radioactive iodine in imaging studies (hot nodules) are significantly more likely to be benign than malignant.
THR-Ab
Lined by columnar epithelium
Diffuse hyperplasia of thyroid
Common in female