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Table 1 Patients diagnosed with “posterior fossa lesion & CVJ malformation” and undergoing surgery reported in the literature [3,4,5]

From: Surgical treatment of a complex craniocervical malformation combined with posterior cranial fossa teratoma: a case report and literature review

Patient Age (years) Sex CVJ malformation Histopathology of the posterior fossa lesion Occipitocervical fusion Follow-up
1 25 M BI, reducible AAD, C0-C1 and C2-3 fusion Dermoid cyst Occiput C2-C3 (using inverted U-shaped, contoured rod) Good effect
2 23 M BI, reducible AAD, C0-C1 fusion Dermoid cyst Occiput C2-C3 (using a contoured rod) Good effect
3 18 F BI, C2-3 fusion, irreducible AAD Epidermoid cyst Excision of the odontoid process via the transoral route + occipitocervical (occipital C2–C3) fusion Good effect
4 12 F Reducible AAD; C0-C1 fusion; C2-5 fusion Dermoid cyst Occipitoaxial fusion (using multiholed plates) Good effect
5 20 M Platybasia, BI, C0-C1 fusion, C2-3fusion Dermoid cyst Excision of the posterior fossa lesion by Poppen’s approach followed by transoral odontoidectomy and posterior fusion 2 months later. Good effect