Complex regional pain syndrome (CRPS)—an extremely painful primary pain disorder related to trauma—is rare in the orofacial region. The authors describe a case of orofacial CRPS with a clinical phenotype that fits the Budapest diagnostic criteria. A 39-year-old female patient presented with left-side facial pain that had been untreated for 10 months. Symptoms included burning pain and allodynia accompanied by swelling and redness on exposure to cold or stress. The diagnosis was confirmed after stellate ganglion anesthetic block resulted in substantial improvement.

中文翻译：

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口腔颌面局部疼痛综合征。

复杂的局部疼痛综合症（CRPS）是一种与外伤有关的极为痛苦的原发性疼痛疾病，在口面部区域很少见。作者描述了一例符合布达佩斯诊断标准的临床表型的口面部CRPS。一名39岁的女性患者表现出左侧面部疼痛，且未经治疗已有10个月。症状包括灼痛和异常性疼痛，并在接触冷或压力时肿胀和发红。星状神经节麻醉阻滞导致实质性改善后，确诊。