"Thyroid"의 두 판 사이의 차이
| 13번째 줄: | 13번째 줄: | ||
==[[Ectopic thyroid]]== | ==[[Ectopic thyroid]]== | ||
| + | *[[lingual thyroid]]: 가장 흔함. | ||
| + | *[[mediastinal thyroid]]: [[mediastinal mass]]로 나타남 | ||
| + | |||
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2019년 1월 16일 (수) 16:08 판
Thyroid(thyroid gland, 갑상샘, 갑상선)
Normal size[1]
- newborn: 18 to 20 mm long, AP diameter of 8 to 9 mm.
- 1 year of age, the mean length is 25 mm and AP diameter is 12 to 15 mm.
- Adult: the mean length is approximately 40 to 60 mm, with mean AP diameter of 13 to 18 mm.
- The mean thickness of the isthmus is 4 to 6 mm
Pyramidal lobe[2]
- From 10% to 40% of normal patients have a small thyroid (pyramidal) lobe arising superiorly from the isthmus and lying in front of the thyroid cartilage.
Ectopic thyroid
- lingual thyroid: 가장 흔함.
- mediastinal thyroid: mediastinal mass로 나타남