Classification-Index

Classification 2025 Winter Edition

Worldwide source of medical classification resources

Class Index

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Directors, Medical See Physician Executives

Directory

Aerospace medicine

WD 704.5

Anesthesiology

WO 222

Embryology

QS 622

Forensic medicine or dentistry

W 622

Histology

QS 522

Immunology

QW 522

Military medicine

WD 922

Naval medicine

WD 822

Pharmacies

QV 722

Toxicology

QV 605

(Form number 22 in any NLM schedule where applicable)

See also Resource Guide

Dirigestran See Gonadotropin-Releasing Hormone

Dirofilariasis WC 880

Dirty Bombs See Nuclear Weapons

Disabilities, Developmental See Developmental Disabilities

Disability Compensation See Workers' Compensation

Disability Discrimination

General

HV 1568

Health impact

WA 370

Specific topics, by subject

Disability Evaluation

Forensic aspects of insurance

W 900

Forensic aspects of occupational disease and injury

W 925

Evaluation in special fields, with the number for legislation in the field

Other special topics, by subject

See also Veterans Disability Claims

Disability Insurance See Insurance, Disability

Disability Leave See Sick Leave

Disability Studies HV 1568.2 - HV 1568.25.A-Z

Disability, Intellectual See Intellectual Disability

Disabled Children See Children with Disabilities

Disabled Persons See Persons with Disabilities

Disaccharide See Disaccharides

Disaccharides QU 81

Disadine See Povidone-Iodine

Disarticulation Disorders See Articulation Disorders

Disaster Management See Disaster Planning

Disaster Medicine WA 295

See also Disasters

Disaster Nursing WY 154.2

See also Disaster Medicine

Disaster Planning

Hospital programs

WX 186

Public health aspects

WA 295

Specific types of disaster, by subject

See also Civil Defense

See also Disaster Medicine

Disaster Relief Planning See Disaster Planning

Disasters

Economic aspects

HC 79.D45

First aid

WA 292

Hospital emergency service

WX 186

Medical emergencies

WA 295

Public health aspects

WA 295

Specific types of disaster, by subject

See also Relief Work

See also Chernobyl Nuclear Accident

See also Civil Defense

See also Disaster Medicine

See also Disaster Planning

Disc, Herniated See Intervertebral Disc Displacement

Disc, Intervertebral See Intervertebral Disc

Discectomy See Diskectomy

Discharge Planning See Patient Discharge

Disclosure, Error See Truth Disclosure

Disclosure, Truth See Truth Disclosure

Discolysis See Intervertebral Disc Chemolysis

Discretionary Adjustment Factor See Prospective Payment System

Discriminant Analysis QA 278.65

Special topics, by subject

Discrimination Learning

General psychology

BF 318

Animal

QL 785

Discriminative Learning See Discrimination Learning

Disease

General pathology

QZ 140 - QZ 190

Pathogenesis

QZ 40 - QZ 105

Disease Burden See Cost of Illness

Disease Cost See Cost of Illness

Disease Costs See Cost of Illness

Disease Frequency Surveys See Cross-Sectional Studies

Disease Management W 84.7

Disease Models, Animal QY 58

For a specific organ or system, in the research number for that system

For use with specific diseases, class with the specific disease

See also Animals, Laboratory

See also Neoplasms, Experimental

Disease Notification WA 55

Of a specific disease with the disease

Disease Outbreaks WA 105

Cholera

WC 264

History

WA 11

Plague

WC 350 - WC 355

Smallpox

WC 590

Statistics and surveys

WA 900

Typhus

WC 610

Veterinary

SF 781

Yellow fever

WC 532

Disease Prevention, Primary See Primary Prevention

Disease Reservoir See Disease Reservoirs

Disease Reservoirs WA 106

See also Carrier State

See also Disease Vectors

See also Zoonoses

Disease Superspreader Event See Disease Transmission, Infectious

Disease Superspreading See Disease Transmission, Infectious