Table 1.

Reconstruction Modalities following Anterior Skull Base Tumor Resection

Type of Defect	Reconstructive Modality
DCR, dacryorhinocystostomy; XRT, radiotherapy.
Minimal dural tear	Primary closure
Small dural defect	Temporalis fascia
Moderate to large dural defect	Fascia lata
Bony defect: orbital wall, nasal, and frontal bones	Posterior frontal sinus wall graft Split calvarial bone graft Titanium mesh
Posterior sinus wall, intact	Frontal sinus obliteration with abdominal fat
Posterior sinus wall, involved	Frontal sinus cranialization
Orbital exenteration	Temporalis muscle flap
Orbitomaxillary resection	Rectus abdominus free flap and obturator
Orbital wall resection	Titanium mesh Fascia lata sling Septal cartilage
Orbital wall resection or medial maxillectomy	DCR
Perioperative XRT	Pericranial wrapping of all osteotomized bony segments or titanium mesh