Case Report

Multisystem Sarcoidosis with Central Nervous System and Extrapulmonary Involvement Presenting as Facial Nerve Palsy

Volume: 16 Number: 3 May 28, 2026
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Multisystem Sarcoidosis with Central Nervous System and Extrapulmonary Involvement Presenting as Facial Nerve Palsy

Abstract

Sarcoidosis is a multisystem granulomatous disease of unknown etiology that most commonly affects the lungs and lymphatic system, while central nervous system involvement is rare and diagnostically challenging. We report a case of multisystem sarcoidosis presenting with facial nerve palsy and a solitary enhancing brain lesion. A 41-year-old woman presented with right-sided facial paralysis. Contrast-enhanced brain MRI revealed right lateral ventricular enlargement with irregular walls, pituitary gland thickening and enhancement, a 6 mm enhancing nodular lesion in the left parietal lobe, and bilateral lacrimal gland enlargement. Axillary lymph node biopsy demonstrated granulomatous inflammation. Thoracic CT showed lymphadenopathy, perilymphatic nodules, and lytic rib lesions indicating osseous involvement. Elevated ACE levels supported the diagnosis. Based on clinical, radiological, and histopathological findings, multisystem sarcoidosis with neurosarcoidosis was diagnosed. This case highlights the importance of considering sarcoidosis in patients with solitary brain lesions and cranial neuropathies, especially in the presence of systemic involvement.

Keywords

Supporting Institution

No financial support was received for this study.

Ethical Statement

Written informed consent was obtained from the patient for publication of this case report and any accompanying images. All procedures performed were in accordance with the ethical standards of the institutional and/or national research committee and with the Declaration of Helsinki.

Thanks

The authors would like to thank the radiology staff for their contribution to imaging acquisition

References

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Details

Primary Language

English

Subjects

Radiology and Organ Imaging

Journal Section

Case Report

Publication Date

May 28, 2026

Submission Date

April 14, 2026

Acceptance Date

May 10, 2026

Published in Issue

Year 2026 Volume: 16 Number: 3

APA
Yaltırık Bilgin, E., Ünal, Ö., Gönenç, F. N., & Gül, N. (2026). Multisystem Sarcoidosis with Central Nervous System and Extrapulmonary Involvement Presenting as Facial Nerve Palsy. Journal of Contemporary Medicine, 16(3), 169-172. https://doi.org/10.16899/jcm.1924969
AMA
1.Yaltırık Bilgin E, Ünal Ö, Gönenç FN, Gül N. Multisystem Sarcoidosis with Central Nervous System and Extrapulmonary Involvement Presenting as Facial Nerve Palsy. J Contemp Med. 2026;16(3):169-172. doi:10.16899/jcm.1924969
Chicago
Yaltırık Bilgin, Ezel, Özkan Ünal, Fatma Nazlı Gönenç, and Nesim Gül. 2026. “Multisystem Sarcoidosis With Central Nervous System and Extrapulmonary Involvement Presenting As Facial Nerve Palsy”. Journal of Contemporary Medicine 16 (3): 169-72. https://doi.org/10.16899/jcm.1924969.
EndNote
Yaltırık Bilgin E, Ünal Ö, Gönenç FN, Gül N (May 1, 2026) Multisystem Sarcoidosis with Central Nervous System and Extrapulmonary Involvement Presenting as Facial Nerve Palsy. Journal of Contemporary Medicine 16 3 169–172.
IEEE
[1]E. Yaltırık Bilgin, Ö. Ünal, F. N. Gönenç, and N. Gül, “Multisystem Sarcoidosis with Central Nervous System and Extrapulmonary Involvement Presenting as Facial Nerve Palsy”, J Contemp Med, vol. 16, no. 3, pp. 169–172, May 2026, doi: 10.16899/jcm.1924969.
ISNAD
Yaltırık Bilgin, Ezel - Ünal, Özkan - Gönenç, Fatma Nazlı - Gül, Nesim. “Multisystem Sarcoidosis With Central Nervous System and Extrapulmonary Involvement Presenting As Facial Nerve Palsy”. Journal of Contemporary Medicine 16/3 (May 1, 2026): 169-172. https://doi.org/10.16899/jcm.1924969.
JAMA
1.Yaltırık Bilgin E, Ünal Ö, Gönenç FN, Gül N. Multisystem Sarcoidosis with Central Nervous System and Extrapulmonary Involvement Presenting as Facial Nerve Palsy. J Contemp Med. 2026;16:169–172.
MLA
Yaltırık Bilgin, Ezel, et al. “Multisystem Sarcoidosis With Central Nervous System and Extrapulmonary Involvement Presenting As Facial Nerve Palsy”. Journal of Contemporary Medicine, vol. 16, no. 3, May 2026, pp. 169-72, doi:10.16899/jcm.1924969.
Vancouver
1.Ezel Yaltırık Bilgin, Özkan Ünal, Fatma Nazlı Gönenç, Nesim Gül. Multisystem Sarcoidosis with Central Nervous System and Extrapulmonary Involvement Presenting as Facial Nerve Palsy. J Contemp Med. 2026 May 1;16(3):169-72. doi:10.16899/jcm.1924969