Oncocytoma of the Parotid Gland with Facial Nerve Paralysis

Parotid gland tumor with facial nerve paralysis is strongly suggestive of a malignant tumor. However, several case reports have documented benign tumors of the parotid gland with facial nerve paralysis. Here, we report a case of oncocytoma of the parotid gland with facial nerve paralysis. A 61-year-...

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Main Authors: Seijiro Hamada, Keishi Fujiwara, Hiromitsu Hatakeyama, Akihiro Homma
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Case Reports in Otolaryngology
Online Access:http://dx.doi.org/10.1155/2018/7687951
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author Seijiro Hamada
Keishi Fujiwara
Hiromitsu Hatakeyama
Akihiro Homma
author_facet Seijiro Hamada
Keishi Fujiwara
Hiromitsu Hatakeyama
Akihiro Homma
author_sort Seijiro Hamada
collection DOAJ
description Parotid gland tumor with facial nerve paralysis is strongly suggestive of a malignant tumor. However, several case reports have documented benign tumors of the parotid gland with facial nerve paralysis. Here, we report a case of oncocytoma of the parotid gland with facial nerve paralysis. A 61-year-old male presented with pain in his right parotid gland. Physical examination demonstrated the presence of a right parotid gland tumor and ipsilateral facial nerve paralysis of House–Brackmann (HB) grade III. Due to the facial nerve paralysis, a malignant tumor of the parotid gland was suspected and right parotidectomy was performed. Oncocytoma was confirmed histopathologically. The facial nerve paralysis was resolved 2 months after surgery. During the follow-up period (one and a half years), no recurrence was observed. As the tumor showed a distinctive dumbbell shape and increased somewhat due to inflammation (i.e., infection), the facial nerve was pinched by the enlarged tumor. Ischemia and strangulation of the nerve were considered to be the cause of the facial nerve paralysis associated with the benign tumor in this case.
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spelling doaj-art-9331cba1c03c4f67a81a997574ba6e7c2025-02-03T01:12:55ZengWileyCase Reports in Otolaryngology2090-67652090-67732018-01-01201810.1155/2018/76879517687951Oncocytoma of the Parotid Gland with Facial Nerve ParalysisSeijiro Hamada0Keishi Fujiwara1Hiromitsu Hatakeyama2Akihiro Homma3Department of Otolaryngology Head and Neck Surgery, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, N15W7, Kita-Ku, Sapporo 0608638, JapanDepartment of Otolaryngology Head and Neck Surgery, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, N15W7, Kita-Ku, Sapporo 0608638, JapanDepartment of Otolaryngology Head and Neck Surgery, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, N15W7, Kita-Ku, Sapporo 0608638, JapanDepartment of Otolaryngology Head and Neck Surgery, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, N15W7, Kita-Ku, Sapporo 0608638, JapanParotid gland tumor with facial nerve paralysis is strongly suggestive of a malignant tumor. However, several case reports have documented benign tumors of the parotid gland with facial nerve paralysis. Here, we report a case of oncocytoma of the parotid gland with facial nerve paralysis. A 61-year-old male presented with pain in his right parotid gland. Physical examination demonstrated the presence of a right parotid gland tumor and ipsilateral facial nerve paralysis of House–Brackmann (HB) grade III. Due to the facial nerve paralysis, a malignant tumor of the parotid gland was suspected and right parotidectomy was performed. Oncocytoma was confirmed histopathologically. The facial nerve paralysis was resolved 2 months after surgery. During the follow-up period (one and a half years), no recurrence was observed. As the tumor showed a distinctive dumbbell shape and increased somewhat due to inflammation (i.e., infection), the facial nerve was pinched by the enlarged tumor. Ischemia and strangulation of the nerve were considered to be the cause of the facial nerve paralysis associated with the benign tumor in this case.http://dx.doi.org/10.1155/2018/7687951
spellingShingle Seijiro Hamada
Keishi Fujiwara
Hiromitsu Hatakeyama
Akihiro Homma
Oncocytoma of the Parotid Gland with Facial Nerve Paralysis
Case Reports in Otolaryngology
title Oncocytoma of the Parotid Gland with Facial Nerve Paralysis
title_full Oncocytoma of the Parotid Gland with Facial Nerve Paralysis
title_fullStr Oncocytoma of the Parotid Gland with Facial Nerve Paralysis
title_full_unstemmed Oncocytoma of the Parotid Gland with Facial Nerve Paralysis
title_short Oncocytoma of the Parotid Gland with Facial Nerve Paralysis
title_sort oncocytoma of the parotid gland with facial nerve paralysis
url http://dx.doi.org/10.1155/2018/7687951
work_keys_str_mv AT seijirohamada oncocytomaoftheparotidglandwithfacialnerveparalysis
AT keishifujiwara oncocytomaoftheparotidglandwithfacialnerveparalysis
AT hiromitsuhatakeyama oncocytomaoftheparotidglandwithfacialnerveparalysis
AT akihirohomma oncocytomaoftheparotidglandwithfacialnerveparalysis