An 11-year-old girl presented to the emergency department with a 3-day history of a painful, swollen right ring finger. There was no history of trauma or any predisposing conditions. Examination revealed swelling, with increased warmth, erythema and tenderness over the proximal phalanx. Flexor digitorum profundus (FDP), flexor digitorum superficialis and extensor tendons were all intact, with pain noted on passive stretch of the flexor …

中文翻译：

---

无外伤性无名指疼痛肿胀的女孩

一名 11 岁女孩因右手无名指疼痛、肿胀 3 天到急诊科就诊。没有外伤史或任何诱发条件。检查发现近节指骨肿胀、发热、红斑和压痛增加。指深屈肌（FDP）、指浅屈肌和伸肌腱均完好无损，屈肌被动拉伸时有疼痛感……