
好词典

源自希腊语 'peri-'(周围)和拉丁语 'apex'(尖端),字面意思是'围绕尖端的'。
❶ 指围绕牙齿根尖部位的,通常用于描述牙齿根尖周围的组织或病变情况。
“The dentist diagnosed a periapical abscess.”
(牙医诊断出根尖周脓肿。)
“Periapical radiographs help detect infections around the tooth root.”
(根尖周X光片有助于检测牙根周围的感染。)
periapical lesion — 指牙齿根尖周围组织的病变,常见于牙髓感染扩散的情况。
“The periapical lesion was visible on the dental X-ray.”
(牙科X光片上可见根尖周病变。)
periapical granuloma — 根尖周肉芽肿,由慢性炎症引起的根尖周围组织增生。
“The biopsy confirmed it was a periapical granuloma.”
(活检确认这是根尖周肉芽肿。)