Classification-Index

Classification 2025 Summer Edition

Worldwide source of medical classification resources

Class Index

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Illex See Decapodiformes

Illicit Behavior See Criminal Behavior

Illicit Drug See Illicit Drugs

Illicit Drug Detection See Substance Abuse Detection

Illicit Drug Testing See Substance Abuse Detection

Illicit Drugs

General

QV 55

Abuse

WM 270

Adolescent

WS 462.5.A5

See also Designer Drugs

See also Substance-Related Disorders

Illness Days See Sick Leave

Illness, Environmental See Environmental Illness

Illnesses, Environmental See Environmental Illness

Illuminating Gas Poisoning See Carbon Monoxide Poisoning

Illumination See Lighting

Illusions WM 204

See also Optical Illusions

Illusions, Auditory See Illusions

Illusions, Kinesthetic See Illusions

Illusions, Tactile See Illusions

Illusions, Visual See Illusions

Illustrated Books See Books, Illustrated

Illustration, Medical See Medical Illustration

Illustrations, Surgical See Medical Illustration

Ilotycin See Erythromycin

Image Analysis, Computer-Assisted See Image Processing, Computer-Assisted

Image Enhancement

General (medical)

W 26.55.I2

Special topics, by subject

See also Radiographic Image Enhancement

Image Enhancement, Radiographic See Radiographic Image Enhancement

Image Intensifiers See Image Enhancement

Image Interpretation, Computer Assisted See Image Interpretation, Computer-Assisted

Image Interpretation, Computer-Assisted

General

WN 182

For particular disorders, with the disorder

Image Processing, Computer-Assisted

General (medical)

W 26.55.I2

Used for special purposes, by subject

In particular fields (Form number 26.5 in any NLM schedule where applicable)

See also Diagnostic Imaging

See also Multimodal Imaging

Image Quality Enhancement See Image Enhancement

Image Reconstruction See Image Processing, Computer-Assisted

Image-Guided Surgery See Surgery, Computer-Assisted

Imagery (Psychotherapy) See Imagery, Psychotherapy

Imagery Psychotherapy See Imagery, Psychotherapy

Imagery, Guided See Imagery, Psychotherapy

Imagery, Psychotherapeutic See Imagery, Psychotherapy

Imagery, Psychotherapy

General

WM 420.5.I3

Adolescent

WS 465.6

Child

WS 350.36

Imaginal Flooding See Implosive Therapy

Imagination

Adolescent

WS 462.5.C7

Creative processes

BF 408 - BF 426

Infant or child

WS 105.5.C7

Mental imagery (General)

BF 367

See also Imagery, Psychotherapy

See also Fantasy

Imaging Techniques See Diagnostic Imaging

Imaging, Chemical Shift See Magnetic Resonance Imaging

Imaging, Diagnostic See Diagnostic Imaging

Imaging, Hybrid See Multimodal Imaging

Imaging, Medical See Diagnostic Imaging

Imaging, Multimodal See Multimodal Imaging

Imaging, Three-Dimensional WN 180

Imaging, Three-Dimensional, Computer Assisted See Imaging, Three-Dimensional

Imams See Clergy

Imidazoles QU 65

Organic chemistry

QD 401

See also Benzimidazoles

Imidazolidine-2,4-Diones See Hydantoins

Imidazolidine-2-thione See Ethylenethiourea

Imidazolidinethione See Ethylenethiourea