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A late-diagnosed intraosseous dermoid cyst in the parietal bone: a case report and follow-up
Joudi Herh1, Ibrahim Almamo2, Ahmad Abd Alhai Rihawi2
1Opthalmic Surgical Hospital, Aleppo, Syria.
Introduction And Importance:
Intracranial dermoid cysts are rare benign tumors that originate from abnormal ectodermal cells containing epidermal features. Depending on the size and location of the lesion, these tumors can be asymptomatic or cause focal neurological deficits. This study describes a rare case of intraosseous parietal intracranial dermoid.
Case Presentation:
A 25-year-old patient presented to the hospital with left hemiplegia and dysarthria. Furthermore, the investigation showed a large intracranial lesion. After establishing the diagnosis of the dermoid cyst, surgical resection was performed, and the diagnosis was affirmed by histology. The patient's follow-up period showed no recurrence.
Clinical Discussion:
Dermoid cysts are benign tumors that are usually found in the midline. Parietal lesions are considered rare as well as intraosseous types of these lesions. Magnetic resonance imaging and computed tomography are essential for diagnosis and accurate therapy planning. Complete surgical resection is the treatment of choice in such cases.
Conclusion:
Intraosseous parietal dermoid cysts are unusual lesions. Diagnosis is determined by clinical examination, imaging techniques, and microscopic examination. Surgery is considered crucial to avoid intracranial complications.

