NLM Classification Schedule WV

QS QT QU QV QW QX QY QZ W WA WB WC WD WE WF WG WH WI WJ WK WL WM WN WO WP WQ WR WS WT WU WV WW WX WY WZ

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WV Otolaryngology
	Note that the numbers WV 1-39 are assigned to works on the specialties otology, rhinology, and laryngology when treated individually as well as in combination. WV 100-190 are for general works only. Classify works on nursing of patients with ear, nose, or throat diseases in WY 158.5.
	WV 1-101 Reference Works. General Works
	WV 140-190 Diseases. Therapeutics
	WV 200-290 Ear
	WV 300-358 Nose and Paranasal Sinuses
	WV 400-440 Pharyngeal Region
	WV 500-540 Larynx
	Reference Works. General Works

WV 1	Societies (Cutter from name of society) (Used for both monographs and serials)
	Includes ephemeral membership lists issued serially or separtely. Classify substantial lists with directories. Classify annual reports, journals, etc., in W1.
	Collected works (General)
WV 5	By several authors
WV 7	By individual authors

WV 9	Addresses. Essays. Lectures (General)

WV 11	History (Table G)
WV 11.1	General coverage (Not Table G)

WV 13	Dictionaries. Encyclopedias (Used for both monographs and serials)

WV 15	Classification. Terminology (Used for both monographs and serials)

WV 16	Tables. Statistics (Used for both monographs and serials)

WV 17	Atlases. Pictorial works
	Classify here also atlases on a specific organ.

WV 18	Education
	Classify here works about education.

WV 18.2	Educational materials (Used for both monographs and serials)
	Classify here educational materials, e.g., outlines, questions and answers, programmed instruction, catalogs, computer-assisted instruction, etc., regardless of format. Classify textbooks, regardless of format, by subject.

WV 19	Schools, departments, and faculties of otolaryngology (Used for both monographs and serials)

WV 20	Research (General)
	Classify here works about research in general. Classify works about research on a particular subject by subject.

WV 21	Otolaryngology as a profession. Ethics. Peer review

WV 22	Directories (Table G) (Used for both monographs and serials)
WV 22.1	General coverage (Not Table G) (Used for both monographs and serials)
	Laboratories, institutes, etc.
WV 23	Collective
WV 24	Individual (Cutter from name of institution)

WV 25	Laboratory manuals. Technique

WV 26	Equipment and supplies
	Classify catalogs in W 26.

WV 26.5	Informatics. Automatic data processing. Computers (General)
	Classify works on use for special subjects by subject.
	Hospitals, clinics, dispensaries, etc.
WV 27	Collective (Table G)
WV 27.1	General coverage (Not Table G)
WV 28	Individual (Cutter from name of hospital) (Table G)
	Museums, exhibitions, etc.
WV 28.5	Collective
WV 28.6	Individual (Cutter from name of museum, etc.)

WV 32	Laws. Estimation of disability for compensation (Table G) (Used for both monographs and serials)
WV 32.1	General coverage (Not Table G) (Used for both monographs and serials)
WV 33	Discussion of law (Table G) (Used for both monographs and serials)
WV 33.1	General coverage (Not Table G) (Used for both monographs and serials)

WV 39	Handbooks. Resource guides (Used for both monographs and serials)

WV 100	General works
	Classify works on specialty and on the specialty and diseases here. Classify works on diseases alone in WV 140.

WV 101	Anatomy. Physiology. Biochemistry. Embryology. Abnormalities

	Diseases. Therapeutics

WV 140	Otorhinolaryngologic diseases (General)
WV 150	ENT signs, symptoms, and diagnosis. Monitoring

WV 168	ENT surgery
	Classify works on surgery of a particular organ with the organ.

WV 180	Intracranial complications of ENT diseases

WV 190	Otorhinolaryngologic neoplasms (General)
	Ear

WV 200	General works

WV 201	Anatomy. Physiology
	Cf. WV 272 for physiology and testing of hearing.

WV 210	Examination. Diagnosis. Diagnostic methods (General)

WV 220	External ear
WV 222	Ear canal. Foreign bodies. Cerumen

WV 225	Tympanic membrane

WV 230	Middle ear. Eustachian tube. Petrous bone
WV 232	Otitis media (including aerotitis)
WV 233	Mastoid region

WV 250	Labyrinth
WV 255	Vestibular apparatus
	Classify works on motion sickness in WD 630.
WV 258	Meniere's disease

WV 265	Otosclerosis

WV 270	Audiology. Hearing. Hearing disorders. Deafness
WV 271	Deafness and other hearing disorders in children
WV 272	Physiology of hearing. Auditory perception. Tinnitus. Function tests
WV 274	Hearing devices. Cochlear implants. Cochlear implantation
WV 276	Treatment of deafness
WV 280	Deaf-mutism

WV 290	Neoplasms
	Classify works on neoplasms of specific parts of the ear with the part.
	Nose and Paranasal Sinuses

WV 300	General works
	Classify works on nasopharyngeal diseases in WV 410.

WV 301	Anatomy. Physiology. Olfaction

WV 310	External nose
WV 312	Plastic surgery

WV 320	Nasal septum

[WV 324]	[This number not used]
	Classify nasal fossae, turbinates in WV 301.

WV 335	Rhinitis
	Cf. WC 510 Common cold.

WV 340	Paranasal sinuses
WV 345	Maxillary
WV 350	Frontal
WV 355	Ethmoid
WV 358	Sphenoid
	Pharyngeal Region

WV 400	General works
	Classify works on nasopharyngeal diseases in WV 410.

WV 401	Anatomy. Physiology

WV 410	Pharynx. Uvula. Palate
	Classify works relating to respiration and the pharynx in WF 490.

WV 430	Tonsils. Adenoids

WV 440	Cleft lip. Cleft palate
	Larynx

WV 500	General works (including speech and organic disorders)
	Classify works on neurological speech disorders in WL 340.2-340.6; on psychogenic speech disorders in WM 475-475.6.

WV 501	Anatomy. Physiology. Physiology of speech

WV 505	Laryngoscopy

WV 510	Inflammation

WV 520	Neoplasms

WV 530	Vocal cords
WV 535	Paralysis

WV 540	Surgery. Laryngectomy. Alaryngeal voice production
	Classify works on artificial larynx here.