NLM Classification Schedule WK

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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WK Endocrine System
	Classify general works on the endocrine system and its diseases in children in WS 330. Classify endocrine disease nursing in WY 155. Classify works on nursing of patients with specific diseases in the WY number also.
	WK 1-148 Reference Works. General Works
	WK 150-190 Hormones. Hormone Therapy
	WK 200-300 Thyroid Gland. Parathyroid Glands
	WK 350-400 Pineal Gland. Thymus Gland
	WK 500-590 Pituitary Gland
	WK 700-790 Adrenal Glands
	WK 800-885 Islets of Langerhans
	WK 900-920 Gonads
	Reference Works. General Works

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

WK 9	Addresses. Essays. Lectures (General)

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

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

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

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

WK 17	Atlases. Pictorial works
	Classify atlases limited to a particular part of the system here also.

WK 18	Education
	Classify here works about education.

WK 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.

WK 19	Schools, departments and faculties of endocrinology (Used for both monographs and serials)

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

WK 21	Endocrinology as a profession. Ethics. Peer review

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

WK 25	Laboratory manuals. Technique. Experimental studies (General)

WK 26	Equipment and supplies
	Classify catalogs in W 26.

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

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

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

WK 100	Endocrine glands (General)
	Classify works on the specialty and on both the specialty and diseases here. Classify works on diseases alone in WK 140.

WK 102	Physiology. Biochemistry. Hormones and antagonists (General)

WK 140	Endocrine diseases (General)

WK 148	Surgery (General)
	Hormones. Hormone Therapy

WK 150	Steroid hormones (General or not elsewhere classified)
	Classify works on hormones of a particular gland with the gland.

WK 170	Gastrointestinal hormones (e.g., Secretin. Enterogastrone)

WK 180	Renal hormones

WK 185	Other hormones (e.g., Peptide hormones)

[WK 187]	[This number not used]
	Classify with hormones in WK 150-190, etc.

WK 190	Hormone therapy (General)
	Classify works on a specific condition or disorder with the condition or disorder.
	Thyroid Gland. Parathyroid Glands

WK 200	General works

WK 201	Anatomy. Histology. Embryology. Abnormalities

WK 202	Physiology. Biochemistry (including iodine metabolism). Thyroid hormones and antagonists

WK 250	Hypothyroidism and related disorders (General or not elsewhere classified)
WK 252	Congenital hypothyroidism. Myxedema

WK 259	Goiter
	Classify here works on goiter in general and on specific goiters, except exophthalmic goiter which is classed in WK 265.

WK 265	Hyperthyroidism. Thyrotoxicosis. Exophthalmic goiter
WK 267	Medical therapy

WK 270	Neoplasms. Cysts

WK 280	Surgery

WK 300	Parathyroid glands
	Pineal Gland. Thymus Gland

WK 350	Pineal gland

[WK 375]	[This number not used]
	Classify carotid body in WL 102.9.

WK 400	Thymus gland
	Pituitary Gland

WK 500	General works

WK 501	Anatomy. Histology. Embryology

WK 502	Physiology. Biochemistry

WK 510	Anterior pituitary gland (Adenohypophysis)
	Include here works on the pituitary-adrenal system.
WK 515	Hormones and antagonists (e.g., Corticotropin. Growth hormones)
	Include works on release and release inhibiting hormones.

WK 520	Posterior pituitary gland (Neurohypophysis). Hormones and antagonists
	Classify works on antidiuretic vasopressin in QV 160; on oxytocin in QV 173.

WK 550	Diseases (e.g., Diabetes insipidus. Pituitary dwarfism. Gigantism. Acromegaly. Hypopituitarism. Froehlich's syndrome, etc.)
WK 585	Neoplasms
	Include works on the anterior and posterior pituitary glands here also.

WK 590	Surgery
	Adrenal Glands

WK 700	General works

WK 701	Anatomy. Histology. Embryology. Abnormalities

WK 702	Physiology. Biochemistry

WK 725	Adrenal medulla. Epinephrine. Norepinephrine and other catecholamines
	Classify works on methyldopa in QV 150 or with the disorder being treated.

WK 750	Adrenal cortex
	Classify works on neoplasms in WK 780; on surgery, in WK 790; on the pituitary-adrenal system, in WK 510.
WK 755	Adrenal cortex hormones. Glucocorticoids (General or not elsewhere classified) (e.g., Cortisone)
	Classify works on glucocorticoids used as dermatologic agents in QV 60.
[WK 757]	[This number not used]
	Classify with adrenal cortex hormones in WK 755.
WK 760	Diseases of the adrenal cortex
WK 765	Adrenal cortex hypofunction (e.g., Addison's disease)
WK 770	Adrenal cortex hyperfunction (e.g., Adrenogenital syndrome. Virilism)

WK 780	Neoplasms

WK 790	Surgery
	Islets of Langerhans

WK 800	General works

WK 801	Anatomy. Histology. Embryology

WK 810	Diabetes mellitus
WK 815	Therapy
WK 818	Diet
WK 819	Diet lists. Diabetic cookery
WK 820	Insulin and its modifications
WK 825	Other hypoglycemic agents
WK 830	Diabetic ketoacidosis. Diabetic coma
WK 835	Complications of diabetes
WK 840	Diabetes as a complication in other conditions
	Classify works on diabetes in pregnancy in WQ 248.
WK 850	Diabetic patients' manuals. Self care

WK 870	Glycosurias

WK 880	Hyperinsulinism. Hyperglycemia. Hypoglycemia

WK 885	Neoplasms
	Gonads

WK 900	Gonads. Gonadal hormones (General)
	Cf. WJ 830 Testis; WP 320 Ovary; WJ 875 Androgens; WP 522 Estrogens; WK 515 Pituitary gonadotropins; WP 530 Corpus luteum hormones.

WK 920	Placental hormones