O

Obesity

• morbid, surgical reversal of gastric procedure 30514

Obstetric Specialist, referred consultation - Surgery or Hospital

OCP

Ocular muscle, torn, repair of

• coherence biometry/tomography 11240-11243
• surface dysplasia, investigation 11235
• transillumuination 42821

Oculoplethysmography, carotid vessels

Odontoid screw fixation

Oesophageal atresia, neonatal, operations for

• atresia/corrosive stricture, replacement for 43903
• motility test, manometric 11800
• perforation, repair of, by thoracotomy 30560
• prosthesis, insertion of 30490
• stricture, endoscopic dilatation of 41819,41820
• transection for portal hypertension 30606
• tube, indwelling, gastrostomy for fixation 30375

Oesophagectomy

• cervical 30294

Oesophagogastric myotomy

Oesophagoscopy

• with dilatation of stricture 41819,41820
• with rigid oesophagoscope 41816,41822,41825

Oesophagostomy, cervical

• cervical, neonatal oesophageal atresia 43858
• closure or plastic repair of 30293

Oesophagus, barium X-ray of

Oesophagus, resection of stricture, paediatric

• balloon dilatation of 41832
• dilatation of 41819-41831
• intrathoracic operation on, not otherwise covered 38456
• local excision for tumour 30559
• removal of foreign body in 41825

Oestradiol E2

Oestriol E3

Oestrone E1

OGP

OHP

Olecranon, excision of bursa of

• fracture, treatment of 47396,47399,47402
• fracture, treatment of paediatric 50540

Oligoclonal proteins

Omentectomy, infra-colic

• with debulking operation 35720

Oophorectomy, laparoscopic

• with laparotomy, not with hysterectomy 35712-35717
• with vaginal hysterectomy 35673

Op/biopsy specimens - microscopy & culture of material from MCPO

Opaque enema

• meal 58912
• media, radiology prep 60924

Open heart surgery, not otherwise covered

Operative arteriography or venography

• cholangiography or pancreatography 30439
• feeding jejunostomy 31462
• laparoscopy, complicated 35641

Ophthalmological examination under GA

Optic fundi, examination of

• nerve meninges, incision of 42548

Optical coherence biometry/tomography

Oral glucose challenge test - gestational diabetes OGCT

Oral glucose tolerance test - gestational diabetes GTTP

Orbit, anophthalmic, insertion of cartilage or implant

• anophthalmic, placement of motility integrating peg 42518
• eye, decompression of 42545
• eye, exenteration of 42536
• eye, exploration of 42530,42533
• eye, removal tumour/foreign body 42539,42542,42543
• eye, skin graft to 42524

Orbit, facial bones, X-ray of

Orbital cavity, bone or cartilage graft to

• cavity, reconstruction of 45590
• contents, partial coherence interferometry of 11240-11243
• contents, ultrasonic echography of 11240,11241,11242,11243
• dermoid, congenital, excision of 42574
• dystopia, correction of 45776,45779
• implant, enucleation of eye 42506,42509
• implant, evisceration of eye and insertion of 42515

Orbital cavity, bone or cartilage graft to wall or floor

Orbital cavity, reconstruction of wall or floor

Orbitotomy

Orchidectomy

Orchidopexy for undescended testis

Oro-antral fistula, plastic closure of

• pin or wire, insertion of 47921

Oro-nasal fistula, plastic closure of

Orthopaedic pin or wire, insertion of

• ring fixator, adjustment of 50309

Orthopaedic pin or wire, removal of

Orthopaedic, plates, removal of

Orthopantomography

Osmolality, serum or urine OSML

Osseo-integration procedures

• for implantable bone conduction hearing system 41603,41604

Osseointegration procedure

Ossicular chain reconstruction

Osteectomy of accessory bone

• carpus 48406,48409
• clavicle 48406,48409
• femur 48424,48427
• fibula 48406,48409
• humerus 48412,48415
• mandible or maxilla 45720-45752
• metatarsal 48400,48403
• pelvic bone 48424
• pelvis 48427
• phalanx 48400,48403
• radius 48406
• rib 48406
• scapula (other than acromion) 48406
• sesamoid bone 48400
• tarsus 48406
• tibia 48418,48421
• ulna 48406

Osteectomy of mandible or maxilla

Osteomyelitis, acute or chronic, operations for

• carpus, operation for 46462
• metacarpal, operation for 46462
• operations for, in oral and maxillofacial region 45815,45817
• phalanx, operation for 46459,46462
• skull, craniectomy for 39906

Osteomyelitis, operation on mandible or maxilla

Osteomyelitis, operation on skull

Osteomyelitis,operation on combination of adjoining bones

Osteoplasty of knee

Osteotomies, mid-facial

Osteotomy of accessory bone

• carpus 48406,48409
• clavicle 48406,48409
• femur 48424,48427
• fibula 48406,48409
• foot 49833-49838
• humerus 48412,48415
• mandible or maxilla 45720-45752
• metatarsal 48400,48403
• midfacial 45753,45754
• pelvic bone 48424
• pelvis 48427
• phalanx 48400,48403
• radius 48406,48409
• rib 48406,48409
• scapula (other than acromion) 48406,48409
• sesamoid bone 48400
• tarsus 48406,48409
• tibia 48418,48421
• ulna 48406,48409

Osteotomy, of mandible or maxilla

Otitis media, acute, operation for

Oto-acoustic emission audiometry

Oval window surgery

Ovarian biopsy by laparoscopy

• cyst aspiration 35518
• cyst, excision of, with hysterectomy 35673
• cyst, excision of, with laparotomy 35712-35717
• cyst, puncture of, via laparoscope 35637
• cystectomy, laparoscopic 35638
• transposition with hysterectomy for malignancy 35729
• tumour, radical or debulking operation for 35720

Ovaries, prolapse, operation for

Oxalate OXAL

Oxazepam OXAZ

Oxycephaly, cranial vault reconstruction for

Oxygen consumption, estimation of

• therapy, hyperbaric 13020,13025,13030
• ovaries, operation for 30387-30387
• rectum, abdominal rectopexy 32117
• rectum, perineal repair of 32120
• rectum, reduction of *
• rectum, rubber band ligation of 32135
• rectum, sclerotherapy for 32132
• urethra 35570,35573
• urethra, excision of 37369
• vaginal, repair of 35568-35597