NLM logo

Classification 2024 Winter Edition

Worldwide source of medical classification resources


Urogenital System

  • Classify general works on the urogenital system and its diseases in children in WS 320-322.
  • Classify works on urologic nursing and nursing of patients with specific urologic diseases in WY 164.

Organizations. Societies (General or not elsewhere classified) (Cutter from name of organization or society) (Table-G)
(Monographs and Serials)

Includes membership lists and administrative reports issued serially or separately. Classify directories in WJ 22. Classify other serials issued by societies in W1. For academies and institutes, see WJ 23-24.

Collected works by several authors

Collected works by individual authors

Addresses. Essays. Lectures

History (Table-G)

General coverage (Not Table-G)

Dictionaries. Encyclopedias
(Monographs and Serials)

Classification. Terminology
(Monographs and Serials)

Tables. Statistics. Surveys (Table-G)
(Monographs and Serials)

General coverage (Not Table-G)
(Monographs and Serials)

Atlases. Pictorial works

Classify atlases limited to a particular part of the system here also.


Classify here works about education.

Educational materials
(Monographs and Serials)

Classify here educational materials, e.g., outlines, questions and answers, programmed instruction, computer-assisted instruction, etc., regardless of format. Classify textbooks, regardless of format, by subject.

Schools, departments, and faculties of urology (Table-G)
(Monographs and Serials)

Include here works on the history of schools. Classify courses of study, college catalogs, etc., in W 19.5.

General coverage (Not Table-G)
(Monographs and Serials)

Research (General)

Classify here works about research in general. Classify works about research on a particular subject by subject.

Urology as a profession. Nephrology as a profession. Ethics. Peer review

Directories (Table-G)

General coverage (Not Table-G)
(Monographs and Serials)

Collective laboratories, academies, institutes, etc.

Individual laboratories, academies, institutes, etc. (Cutter from name of institution)

Sperm banks (Table-G)

General coverage (Not Table-G)

Laboratory manuals. Technique

Equipment and supplies

Classify catalogs in W 26.

Informatics. Electronic data processing. Computers (General)

Classify works on use for special subjects by subject.

Collective hospitals, clinics, dispensaries, etc. (Table-G)

General coverage (Not Table-G)

Individual hospitals, clinics, dispensaries, etc. (Cutter from name of hospital) (Table-G)

Collective museums, exhibitions, etc.

Individual museums, exhibitions, etc. (Cutter from name of museum, etc.) (Table-G)

Laws (Table-G)
(Monographs and Serials)

General coverage (Not Table-G)
(Monographs and Serials)

Discussion of law (Table-G)
(Monographs and Serials)

General coverage (Not Table-G)
(Monographs and Serials)

Handbooks. Resource guides
(Monographs and Serials)

General works

Classify works on specialty and on the specialty and diseases here. Classify works on diseases alone in WJ 140.

Anatomy. Histology. Embryology. Abnormalities

Physiology. Biochemistry

Urogenital diseases (General)

General and male only. Cf. WJ 190 Gynecologic urology. Classify works on genital diseases in WJ 700.

Examination. Diagnosis. Diagnostic methods. Monitoring(General)

Classify material on examination of single organ with the organ. Classify works on urinalysis in QY 185.

Urination and urination disorders

Urinary tract infections

Neoplasms (General)

Urologic therapeutics

Classify works on the pharmacodynamics of diuretics in QV 160; on the pharmacodynamics of anti-infective agents in QV 243.

Urologic surgery

Gynecologic urology

Classify works on urologic diseases in pregnancy in WQ 260. Cf. WP 180 Vesicovaginal fistula. For surgical procedures, see WJ 168.

General works

Classify works on kidney functions tests in QY 175; on urinalysis in QY 185.

Anatomy. Histology. Embryology. Physiology. Abnormalities

Diagnosis. Radiography. Pyelography. Monitoring

Diruesis. Renal elimination


Kidney failure. Crush syndrome

Proteinuria. Albuminuria. Renal aminoacidurias

Hemoglobinuria. Hematuria. Myoglobinuria




Kidney calculi. Nephrocalcinosis

Neoplasms. Cystic kidney

Surgery. Kidney transplantation

Artificial kidney. Renal replacement therapy

Classify works on renal dialysis and peritoneal dialysis used in treatment of diseases of other parts of the body with the disease or part.


Bladder. Cystoscopy. Cystoscopic surgery

Classify works on vesicovaginal fistula in WP 180.


Classify here works on neoplasms of the ureter, bladder, or urethra.


General works

Classify here also works which include both male and female genitalia.

Anatomy. Histology. Embryology


Neoplasms (General)

Classify here also works which include both male and female genital neoplasms.

Physiological sexual dysfunctions. Infertility

Cf. WP 570 for general works on infertility.

Male contraception

Classify works on contraception generally and female contraception in WP 630. Classify works on sociological and religious aspects in HQ 763-766.5. Classify works on contraceptive drugs in QV 177.

Disorders of sex development

Prostate. Seminal vesicles. Ejaculatory ducts

Prostate diseases


Surgery (General)

Vas deferens. Spermatic cord

Penis. Foreskin. Circumcision

Scrotum. Scrotal contents. Epididymis. Tunica vaginalis


Spermatogenesis. Spermatozoa

Cf. QY 190 Semen analysis.

Cryptorchidism. Eunuchism and related disorders


Surgery. Castration

Testicular hormones and antagonists

Classify general works on anabolic agents in WK 150.