Vaka 6
Özet
Epidermoid kistler, ektodermal kalıntılardan gelişen, benign ve yavaş büyüyen lezyonlardır. Sıklıkla serebellopontin köşede görülür. MRG’de T1 hipointens, T2 hiperintens olup BOS’a benzer görünse de FLAIR’da heterojen sinyallidir. Difüzyon kısıtlaması tipiktir. Kontrast tutmazlar. Ayırıcı tanıda araknoid kist ve şvannom önemlidir.
Referanslar
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Kien DT, Hung NM, Duc NV, et al. Epidermoid cyst of the craniovertebral junction-A case report. Clinical Case Reports. 2024;12:e8726. doi: 10.1002/ccr3.8726
Yadav, Pratiksha; Jantre, Mansi; Thakkar, Dhaval. Magnetic resonance imaging of cerebellopontine angle lesions. Medical Journal of Dr. D.Y. Patil University. 2015;8:751-759. doi: 10.4103/0975-2870.169917
Gormley WB, Tomecek FJ, Qureshi N, et al. Craniocerebral epidermoid and dermoid tumours: a review of 32 cases. Acta Neurochirurgica. 1994;128:115–121. doi: 10.1007/BF01400660.
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Bhangale P, Kashikar S, Parihar PH, et al. Cerebellopontine angle epidermoid cyst masquerading as trigeminal neuralgia: A rare presentation and surgical outcome. Radiol Case Reports. 2025;20(5):2294-2299. doi: 10.1016/j.radcr.2025.01.076
