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Table 1 Indications for surgical removal in patients with intraorbital foreign bodies

From: Removal of intraconal bullet through endoscopic transnasal surgery with image-guided navigation system 8 months after injury: a case report

Palpable orbital mass
Signs of orbital infection or inflammation
Orbital symptoms: pain, proptosis, decreased visual acuity, and restricted mobility
Optic nerve compression
Large or sharp-edged foreign body
Suspicion of inorganic foreign bodies or copper materials