Classification-Index

Classification 2025 Winter Edition

Worldwide source of medical classification resources

Class Index

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Oroxine See Thyroxine

Oroya Fever See Bartonella Infections

Orphan Diseases See Rare Diseases

Orphan Drug Production QV 736

Orphanages HV 959 - HV 1420.5

See also Child, Orphaned

Orphans See Child, Orphaned

Ortacrone See Amiodarone

ortho-Dihydroxybenzenes See Catechols

ortho-Isopropylmethyl Phosphonofluoridate See Sarin

Orthobunyavirus Infections See Bunyaviridae Infections

Orthodontic Adhesives See Dental Cements

Orthodontic Appliances WU 426

See also Dental Bonding

Orthodontic Tooth Movement See Tooth Movement Techniques

Orthodontic Wires WU 426

Orthodontics WU 400 - WU 440

As a profession

WU 21

See also Malocclusion

See also Orthodontists

Orthodontics, Corrective WU 400 - WU 440

See also Malocclusion

Orthodontics, Preventive WU 400

Orthodontists

General

WU 21

Biography

Collective

WZ 112.5.D3

Individual

WZ 100

Orthofen See Diclofenac

Orthognathic Surgery WU 21

Orthognathic Surgical Procedures WU 600

Orthohantavirus QW 168.5.B9

Orthomolecular Therapy WB 330

In psychiatry

WM 402

Orthomyxoviridae QW 168.5.O7

Orthomyxoviridae Infections WC 512

Orthomyxovirus Infections See Orthomyxoviridae Infections

Orthomyxovirus Type A See Influenza A virus

Orthomyxovirus Type A, Avian See Influenza A virus

Orthomyxovirus Type A, Human See Influenza A virus

Orthomyxovirus Type A, Porcine See Influenza A virus

Orthomyxoviruses See Orthomyxoviridae

Orthopantomography See Radiography, Panoramic

Orthopedic Disorders See Musculoskeletal Diseases

Orthopedic Equipment WE 26

See also specific types of equipment

See also Prostheses and Implants

Orthopedic Fixation Devices WE 185

Orthopedic Manipulation See Manipulation, Orthopedic

Orthopedic Nursing WY 157.6

Orthopedic Procedures

General

WE 168 - WE 190

Animals

SF 910.5

Infant or child

WS 270

Nursing

WY 157.6

Veterinary

SF 910.5

See also names of particular bones, joints, or procedures

See also Orthopedics

Orthopedic Rehabilitation Surgery See Orthopedic Procedures

Orthopedic Surgeons

General

WE 21

Biography

Collective

WZ 112.5.O75

Individual

WZ 100

Orthopedic Surgery See Orthopedic Procedures

Orthopedic Surgical Procedures See Orthopedic Procedures

Orthopedics WE 21

See also Orthopedic Procedures

See also Osteology

See also Orthopedic Surgeons

Orthopedists See Orthopedic Surgeons

Orthophen See Diclofenac

Orthophosphate See Phosphates

Orthopnea See Dyspnea

Orthopneumovirus See Respiratory Syncytial Viruses

Orthopoxvirus Infection See Poxviridae Infections

Orthopsychiatry WM 21

See also Mental Health