Table 4.

Intra- and postoperative complications seen during the various stages of osteo-odonto keratoprosthesis implantation

A. Intra- and postoperative complications after stage 1
Intraoperative	Postoperative
A. Intraoperative in stage 1A (preparation of the globe)	A. Mucosal
Corneal/scleral perforation Damage to the parotid duct while harvesting the buccal mucosa	Persistent paresthesia in the lower lip (site of donor graft)
Mucous membrane defect while harvesting the graft	Submucosal scar band
B. Intraoperative in stage 1B (preparation of the tooth)	B. After stage 1A
Maxillary sinus perforation/oroantral fistula	Trophic alterations in the mucosa
Damage to adjacent teeth and the oral structures	Secondary glaucoma
Fracture of the mandible	Choroidal detachment
Dental unit loss	Retinal detachment
	C. After stage 1B
	Absorption of lamina
	Infection of lamina in the submucosal space
B. Intra- and postoperative complications after stage 2
Intraoperative	Postoperative
Suprachoroidal hemorrhage	Mucosal ulceration/defect/thinning
Choroidal detachment	Mucosal overgrowth
Vitreous hemorrhage	Laminar resorption/OOAL necrosis
	Infected lamina
	Hypotony
	Glaucoma
	Retinal detachment
	Vitreous hemorrhage
	Choroidal detachment
	Sterile vitritis
	Endophthalmitis
	Retroprosthetic membrane
	Retroprosthetic fistula
	Optic cylinder instability
	Expulsion of the optic cylinder
	Expulsion of the prosthesis
	Phthisis bulbi
	Epiretinal membrane

OOAL=Osteo-odonto alveolar ligament