68 THYROID NODULE General Discussion The prevalence of palpable thyroid nodules is 3–7% in North America. Thyroid nodules are more common in elderly persons, in women, in those with iodine deficiency, and in those with a history of radiation exposure. The clinical importance of thyroid nodules is primarily the need to exclude the presence of a malignant thyroid lesion, which accounts for about 5% of all thyroid nodules, regardless of the size of the nodule. Characteristics that may increase the risk of thyroid cancer include a history of prior head and neck irradiation, a family history of medullary thyroid carcinoma or multiple endocrine neoplasia type 2, age less than 20 years or greater than 70 years, male gender, a growing nodule, a firm nodule, cervical lymphadenopathy, a fixed nodule, dysphonia, dysphagia, or cough. Key Historical Features ✓ Age ✓ Gender ✓ Symptoms of hypo- or hyperthyroidism ✓ Rate of growth of the nodule ✓ Duration of the nodule ✓ Pain ✓ History of radiation to the head or neck ✓ Recent pregnancy ✓ Family history of autoimmune thyroid disease, thyroid carcinoma, multiple endocrine neoplasia, or familial polyposis Only gold members can continue reading. Log In or Register to continue Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Related posts: ARTHRITIS AND ARTHRALGIA HAIR LOSS HYPOTHYROIDISM SYNCOPE Stay updated, free articles. Join our Telegram channel Join Tags: Instant Work-ups A Clinical Guide to Medicine Aug 17, 2016 | Posted by admin in PEDIATRICS | Comments Off on THYROID NODULE Full access? Get Clinical Tree
68 THYROID NODULE General Discussion The prevalence of palpable thyroid nodules is 3–7% in North America. Thyroid nodules are more common in elderly persons, in women, in those with iodine deficiency, and in those with a history of radiation exposure. The clinical importance of thyroid nodules is primarily the need to exclude the presence of a malignant thyroid lesion, which accounts for about 5% of all thyroid nodules, regardless of the size of the nodule. Characteristics that may increase the risk of thyroid cancer include a history of prior head and neck irradiation, a family history of medullary thyroid carcinoma or multiple endocrine neoplasia type 2, age less than 20 years or greater than 70 years, male gender, a growing nodule, a firm nodule, cervical lymphadenopathy, a fixed nodule, dysphonia, dysphagia, or cough. Key Historical Features ✓ Age ✓ Gender ✓ Symptoms of hypo- or hyperthyroidism ✓ Rate of growth of the nodule ✓ Duration of the nodule ✓ Pain ✓ History of radiation to the head or neck ✓ Recent pregnancy ✓ Family history of autoimmune thyroid disease, thyroid carcinoma, multiple endocrine neoplasia, or familial polyposis Only gold members can continue reading. Log In or Register to continue Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related Related posts: ARTHRITIS AND ARTHRALGIA HAIR LOSS HYPOTHYROIDISM SYNCOPE Stay updated, free articles. Join our Telegram channel Join Tags: Instant Work-ups A Clinical Guide to Medicine Aug 17, 2016 | Posted by admin in PEDIATRICS | Comments Off on THYROID NODULE Full access? Get Clinical Tree
