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Pneumocephalus with Inverted Papilloma in the Frontoethmoidal Sinus: Case Report and Literature Review
Seiichiro Makihara1, Yoshihiro Otani2, Kensuke Uraguchi1
1Department of Otolaryngology-Head & Neck Surgery, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences.
A rare case of pneumocephalus caused by inverted papilloma (IP) in the frontoethmoidal sinus was treated with combined surgery. This approach effectively resolved the pneumocephalus and reduced tumor markers.
Area of Science:
- Otolaryngology
- Neurosurgery
- Pathology
Background:
- Inverted papilloma (IP) is a rare sinonasal tumor that can cause significant complications.
- Pneumocephalus, air in the cranial cavity, is an uncommon but serious consequence of sinonasal pathology.
Observation:
- A 71-year-old male with diabetes presented with headaches and altered consciousness.
- Imaging revealed pneumocephalus and bone destruction in the left frontal sinus.
- The tumor was pathologically confirmed as inverted papilloma.
Findings:
- Simultaneous endoscopic endonasal and transcranial surgery using an ORBEYE exoscope was performed.
- Post-surgery, the pneumocephalus significantly resolved.
- Elevated squamous cell carcinoma antigen levels decreased postoperatively.
Implications:
- This case highlights the successful management of a complex sinonasal pathology with pneumocephalus.
- It emphasizes the value of a multidisciplinary surgical approach and advanced surgical technology.
- Early diagnosis and intervention are crucial for managing sinonasal tumors and their complications.
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