'pectus excavatum'是拉丁语，意为“凹陷的胸骨”。它是一种胸廓畸形，表现为胸骨向内凹陷，使得胸部看起来凹陷或下陷。这种情况通常是由于胸骨和肋骨生长不正常而引起的。
常见翻译：
1. 凹陷的胸骨
2. 漏斗胸
3. 胸骨凹陷症
4. 凹陷型胸廓畸形
用法：
这个词通常是用来描述一种先天性的胸部畸形。它可以通过手术来纠正，但手术可能会涉及到一些风险和并发症。
例句：
1. Pectus excavatum is a congenital deformity of the chest wall in which several ribs and the sternum grow abnormally and, as a result, a depression forms in the chest. （漏斗胸是一种胸廓畸形，由于几根肋骨和胸骨生长不正常而导致胸部凹陷。）
2. The severity of pectus excavatum varies among individuals, and some people may experience breathing problems, chest pain, or heart palpitations. （胸骨凹陷的严重程度因人而异，有些人可能会出现呼吸困难、胸痛或心悸。）
3. Pectus excavatum is often diagnosed in childhood or adolescence, and treatment may involve surgery or the use of a chest brace. （漏斗胸常在儿童或青少年时诊断，治疗可能需要手术或使用胸固定器。）
4. The physical appearance of pectus excavatum can cause psychological distress and affect self-esteem, especially in teenagers. （胸骨凹陷的外貌可能会导致心理困扰，并影响青少年的自尊心。）
5. Pectus excavatum can also be associated with other conditions, such as scoliosis or Marfan syndrome. （漏斗胸也可能与其他疾病相关，如脊柱侧弯或马凡综合症。）
6. The surgery for pectus excavatum involves removing a portion of the abnormal cartilage and reshaping the sternum and ribs. （胸骨凹陷的手术涉及切除异常软骨的一部分并对胸骨和肋骨进行重塑。）
7. A chest brace may be used to treat pectus excavatum in younger children, as their bones are still growing and can be shaped with external pressure. （在儿童中，可以使用胸固定器来治疗漏斗胸，因为他们的骨骼仍在生长，可以通过外部压力塑造。）
8. People with pectus excavatum may need to avoid certain physical activities or positions that exacerbate their symptoms. （胸骨凹陷的人可能需要避免某些加重症状的体育活动或姿势。）
9. Pectus excavatum can be diagnosed with a physical exam, chest X-ray, or CT scan. （漏斗胸可以通过体格检查、胸部X线或CT扫描进行诊断。）
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