NLM Classification Schedule QY

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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QY Clinical Pathology
	Classify here works on general clinical pathology and diagnostics. Classify works on tests for a particular disease or for diseases of a particular system with the disease or system, except for works on syphilis tests, which are classed here.
	QY 1-39 Reference Works. General Works
	QY 50-110 Laboratory Animals. Laboratory Techniques
	QY 120-350 Diagnostic Tests
	QY 400-490 Blood. Blood Chemistry
	Reference Works. General Works

QY 1	Societies (Cutter from name of society) (Used for both monographs and serials)
	Includes ephemeral membership lists issued serially or separately. Classify annual reports, journals, etc., in W1.

QY 4	General works
	Collected works (General)
QY 5	By several authors
QY 7	By individual authors

QY 9	Addresses. Essays. Lectures (General)

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

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

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

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

QY 17	Atlases. Pictorial works

QY 18	Education
	Classify here works about education.

QY 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.

QY 19	Schools and colleges (Used for both monographs and serials)
	Classify courses of study, catalogs, etc., in W 19.5.

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

QY 21	Medical technology as a profession. Ethics. Peer review

QY 22	Directories of clinical laboratory technology (Table G) (Used for both monographs and serials)
	Classify directories of all pathologists in QZ 22.
QY 22.1	Directories of clinical laboratory technology (Not Table G) (Used for both monographs and serials)
	Laboratories, institutes, etc.
	Classify hospital laboratories in WX 207.
QY 23	Collective
QY 24	Individual (Cutter from name of institution)

QY 25	Laboratory manuals. Technique
	Classify works on specific tests by type.

QY 26	Equipment and supplies (Used for both monographs and serials)
	Classify catalogs here.

QY 26.5	Informatics. Automatic data processing. Computers (General)
	Classify works on use for special subjects by subject.
	Museums, exhibitions, etc.
QY 27	Collective
QY 28	Individual (Cutter from name of museum, etc.)

QY 32	Laws (Table G) (Used for both monographs and serials)
QY 32.1	General coverage (Not Table G) (Used for both monographs and serials)
QY 33	Discussion of law (Table G) (Used for both monographs and serials)
QY 33.1	General coverage (Not Table G) (Used for both monographs and serials)

QY 35	Molding and casting of anatomic models. Moulages

QY 39	Handbooks. Resource guides (Used for both monographs and serials)
	Laboratory Animals. Laboratory Techniques

QY 50	Laboratory animals (General or not elsewhere classified)
	Classify works on diseases of laboratory animals in SF 996.5; on vivisection as experimental surgery in WO 50; and on antivivisection in HV 4905-4959.
QY 52	Acquisition and transportation
	Classify catalogs in QY 26; directories of users and sources for obtaining, in QY 22.
QY 54	Care and breeding
QY 56	Environment (e.g., Germ-free life)
QY 58	Experimental techniques
	Cf. QY 25 Laboratory manuals.
QY 60	Special classes of animals, A-Z
QY 60.A6	Amphibia
QY 60.B4	Birds
QY 60.C2	Cats
QY 60.D6	Dogs
QY 60.F4	Fishes
QY 60.L3	Lagomorpha (Rabbits, etc.)
QY 60.M2	Mammals (General or not elsewhere classified)
QY 60.P7	Primates
QY 60.R6	Rodents
QY 60.S8	Swine

QY 90	Chemical techniques

QY 95	Cytological techniques

QY 100	Bacteriological techniques

[QY 105]	[This number not used]
	Classify animal inoculation in QY 100; SF 757.2.
QY 110	Methods in medical mycology
	Diagnostic Tests

QY 120	Sputum

QY 125	Saliva

QY 130	Gastric and duodenal contents

QY 140	Liver tests
QY 143	Bile pigments
QY 147	Function tests

QY 160	Feces

QY 175	Kidney function tests

QY 185	Urinalysis

QY 190	Semen

QY 210	Puncture fluids (Peritoneal. Pleural. Pericardial)

QY 220	Cerebrospinal fluid

QY 250	Immunodiagnostic tests
	Cf. QW 525 for techniques of administering other immunologic tests.
QY 260	Diagnostic skin tests
QY 265	Agglutination, precipitation, flocculation, and complement fixation tests
QY 275	Serodiagnostic tests for syphilis

QY 330	Assay of hormones
QY 335	Pregnancy tests

QY 350	Assay of vitamins
	Blood. Blood Chemistry

QY 400	General works
	Classify works on morphology, physiology, and clinical aspects of diseases of blood in WH. Cf. WG for works on the cardiovascular system.

QY 402	Cellular elements

QY 408	Physical examination (e.g., Sedimentation. Volume index, etc.)

QY 410	Coagulation (e.g., Bleeding time, clotting time, etc.)

QY 415	Typing

QY 450	Blood chemistry
QY 455	Nitrogenous constituents
QY 465	Lipids
QY 470	Carbohydrates
QY 480	Inorganic substances

[QY 485]	[This number not used]
QY 490	Enzymes