Intermittent facial spasms as the presenting sign of a recurrent pleomorphic adenoma
Intermittent facial spasms as the presenting sign of a recurrent pleomorphic adenoma作者机构：ThyroidHead and Neck Cancer Foundation Department of Otolaryngology-Head and Neck SurgeryMount Sinai Beth Israel Department of Radiology Mount Sinai Beth Israel Department of Pathology Mount Sinai Beth Israel
出 版 物：《World Journal of Clinical Oncology》 (世界临床肿瘤学杂志（英文版）)
年 卷 期：2017年第8卷第1期
页 面：86-90页
学科分类：1002[医学-临床医学] 100214[医学-肿瘤学] 10[医学]
基 金：support of this research by the Mount Sinai Health System and the THANC Foundation
主 题：Facial spasm Pleomorphic adenoma Benign mixed parotid tumor Reconstructive surgery Salivary glands
摘 要：The intimate anatomical relationship of the facial nerve to the parotid parenchyma has a significant influence on the presenting signs and symptoms, diagnosis and treatment of parotid ***, to our knowledge, hyperactivity of this nerve, presenting as facial spasm, has never been described as the presenting sign or symptom of a parotid *** report a case of carcinoma arising in a recurrent pleomorphic adenoma of the left parotid gland(i.e., carcinoma ex pleomorphic adenoma) that presented with hemifacial *** outline the differential diagnosis of hemifacial spasm as well as a proposed *** paralysis, lymph node enlargement, skin involvement, and pain have all been associated with parotid *** date the development of facial spasm has not been reported with parotid *** most common etiologies for hemifacial spasm are vascular compression of the ipsilateral facial nerve at the cerebellopontine angle(termed primary or idiopathic)(62%), hereditary(2%), secondary to Bell s palsy or facial nerve injury(17%), and hemifacial spasm mimickers(psychogenic, tics, dystonia, myoclonus, myokymia, myorthythmia, and hemimasticatory spasm)(17%).Hemifacial spasm has not been reported in association with a malignant parotid tumor but must be considered in the differential diagnosis of this presenting symptom.
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