Craniofacial Resection of Frontal Sinus Tumor

Indications

• Malignant tumor of frontal sinus
• Locally aggressive benign sinonasal neoplasm

Highlights

• Endoscopic transnasal approach for removal of inferior portion of tumor
• Bifrontal craniotomy for removal of superior portion of tumor
• Closure of skull base defect with pericranial and temporalis fascia flaps

Keep in Mind/Things to Remember:

• Orbital decompression with removal of lamina papyracea may be performed to control lateral tumor margin.
• A water tight closure is necessary to reduce the incidence of postop CSF leak.
• Use of vascularized flaps is beneficial to patients who require postop radiation therapy.