Items tagged “thyroid gland”
7 results found
Article
Thyroid gland
The thyroid gland is a single midline endocrine organ in the anterior neck responsible for thyroid hormone production which lies in the visceral space completely enveloped by pretracheal fascia (middle layer of the deep cervical fascia).
Gross anatomy
The thyroid extends from C5 to T1 and lies...
Article
Hashimoto thyroiditis
Hashimoto thyroiditis, also known as lymphocytic thyroiditis or chronic autoimmune thyroiditis, is a subtype of autoimmune thyroiditis. It is one of the most common thyroid disorders and causes of hypothyroidism 17.
Epidemiology
Hashimoto thyroiditis affects ~2% of all women (F:M = 10-15:1), m...
Article
Ectopic thyroid
An ectopic thyroid gland is one which is located in a location other than the normal position anterior to the laryngeal cartilages.
Terminology
Ectopic tissue refers to the tissue located outside its normal anatomical position whereas accessory tissue refers to extra tissue located remotely fr...
Article
Thyroid inferno
Thyroid inferno refers to the color Doppler appearance of the thyroid gland in active Graves disease (inclusive of variants such as Marine-Lenhart syndrome) and consists of multiple small areas of color flow seen diffusely throughout the gland representing increased vascularity and arteriovenous...
Article
Thyroid scintigraphy (I-123)
Thyroid scintigraphy (thyroid scan) is a nuclear medicine examination used to evaluate thyroid tissue.
Clinical indications
functional status of a thyroid nodule
thyrotoxicosis: differential diagnosis
thyroid cancer
whole body scan for distant metastases
estimation of local residual thyro...
Article
Thyroid imaging reporting and data system (TI-RADS)
Thyroid imaging reporting and data system (TI-RADS) refers to any of several risk stratification systems for thyroid lesions, usually based on ultrasound features, with a structure modelled off BI-RADS. The following article describes the initial iterations proposed by individual research groups...
Article
Radiation-induced thyroid cancer
Radiation-induced thyroid cancer is an important etiology of thyroid cancer.
Epidemiology
Information about radiation-induced thyroid malignancies comes from several long-term cohort studies along with some case-controlled studies and their subsequent meta-analyzes. Although these studies var...