code	description
14.3	Repair of retinal tear
14.31	Repair of retinal tear: Repair of retinal tear by diathermy
14.32	Repair of retinal tear: Repair of retinal tear by cryotherapy
14.33	Repair of retinal tear: Repair of retinal tear by xenon arc photocoagulation
14.34	Repair of retinal tear: Repair of retinal tear by laser photocoagulation
14.35	Repair of retinal tear: Repair of retinal tear by photocoagulation of unspecified type
14.39	Repair of retinal tear: Other repair of retinal tear
14.4	Repair of retinal detachment with scleral buckling and implant
14.41	Repair of retinal detachment with scleral buckling and implant: Scleral buckling with implant
14.49	Repair of retinal detachment with scleral buckling and implant: Other scleral buckling
14.5	Other repair of retinal detachment
14.51	Other repair of retinal detachment: Repair of retinal detachment with diathermy
14.52	Other repair of retinal detachment: Repair of retinal detachment with cryotherapy
14.53	Other repair of retinal detachment: Repair of retinal detachment with xenon arc photocoagulation
14.54	Other repair of retinal detachment: Repair of retinal detachment with laser photocoagulation
14.55	Other repair of retinal detachment: Repair of retinal detachment with photocoagulation of unspecified type
14.59	Other repair of retinal detachment: Other
14.6	Removal of surgically implanted material from posterior segment of eye
14.7	Operations on vitreous
14.71	Operations on vitreous: Removal of vitreous	 anterior approach
14.72	Operations on vitreous: Other removal of vitreous
14.73	Operations on vitreous: Mechanical vitrectomy by anterior approach
14.74	Operations on vitreous: Other mechanical vitrectomy
14.75	Operations on vitreous: Injection of vitreous substitute
14.79	Operations on vitreous: Other operations on vitreous
14.9	Other operations on retina	 choroid	 and posterior chamber