Library of Congress Classification:Class R -- Medicine

Class R: Medicine is a classification used by the Library of Congress Classification system. This page outlines the sub-classes of Class R.^[1]

Subclass R - Medicine (General)

• R5-130.5 General works
• R131-687 History of medicine. Medical expeditions
• R690-697 Medicine as a profession. Physicians
• R702-703 Medicine and the humanities. Medicine and disease in relation to history, literature, etc.
• R711-713.97 Directories
• R722-722.32 Missionary medicine. Medical missionaries
• R723-726 Medical philosophy. Medical ethics
• R726.5-726.8 Medicine and disease in relation to psychology. Terminal care. Dying
• R727-727.5 Medical personnel and the public. Physician and the public
• R728-733 Practice of medicine. Medical practice economics
• R735-854 Medical education. Medical schools. Research
• R855-855.5 Medical technology
• R856-857 Biomedical engineering. Electronics. Instrumentation
• R858-859.7 Computer applications to medicine. Medical informatics
• R864 Medical records
• R895-920 Medical physics. Medical radiology. Nuclear medicine

Subclass RA - Public aspects of medicine

• RA1-418.5 Medicine and the state
  • RA396 Regulation of medical education. Licensure
  • RA398 Registration of physicians, pharmacists, etc.
  • RA399 Regulation of medical practice. Evaluation and quality control of medical care. Medical audit
  • RA405 Death certification
  • RA407-409.5 Health status indicators. Medical statistics and surveys
  • RA410-410.9 Medical economics. Economics of medical care. Employment
  • RA411-415 Provisions for personal medical care. Medical care plans
  • RA418-418.5 Medicine and society. Social medicine. Medical sociology
• RA421-790.95 Public health. Hygiene. Preventive medicine
  • RA428-428.5 Public health laboratories, institutes, etc.
  • RA440-440.87 Study and teaching. Research
  • RA565-600 Environmental health Including sewage disposal, air pollution, nuisances, water supply
  • RA601-602 Food and food supply in relation to public health
  • RA604-618 Parks, public baths, public carriers, buildings, etc.
  • RA619-637 Disposal of the dead. Undertaking. Burial. Cremation. Cemeteries
  • RA638 Immunity and immunization in relation to public health
  • RA639-642 Transmission of disease
  • RA643-645 Disease (Communicable and noninfectious) and public health
  • RA645.3-645.37 Home health care services
  • RA645.5-645.9 Emergency medical services
  • RA646-648.3 War and public health
  • RA648.5-767 Epidemics. Epidemiology. Quarantine. Disinfection
  • RA771-771.7 Rural health and hygiene. Rural health services
  • RA773-788 Personal health and hygiene Including clothing, bathing, exercise, travel, nutrition, sleep, sex hygiene
  • RA790-790.95 Mental health. Mental illness prevention
• RA791-954 Medical geography. Climatology. Meteorology
• RA960-1000.5 Medical centers. Hospitals. Dispensaries. Clinics. Including ambulance service, nursing homes, hospices
• RA1001-1171 Forensic medicine. Medical jurisprudence. Legal medicine
• RA1190-1270 Toxicology. Poisons

Subclass RB - Pathology

• RB1-17 General works
• RB24-33 Pathological anatomy and histology
• RB37-56.5 Clinical pathology. Laboratory technique
• RB57 Post-mortem examination. Autopsies
• RB127-150 Manifestations of disease
• RB151-214 Theories of disease. Etiology. Pathogenesis

Subclass RC - Internal medicine

• RC49-52 Psychosomatic medicine
• RC71-78.7 Examination. Diagnosis Including raiography
• RC81-82 Popular medicine
• RC86-88.9 Medical emergencies. Critical care. Intensive care. First aid
• RC91-103 Disease due to physical and chemical agents
• RC109-216 Infectious and parasitic diseases
• RC251 Constitutional diseases (General)
• RC254-282 Neoplasms. Tumors. Oncology Including cancer and carcinogens
• RC306-320.5 Tuberculosis
• RC321-571 Neurosciences. Biological psychiatry. Neuropsychiatry
  • RC346-429 Neurology. Diseases of the nervous system Including speech disorders
  • RC435-571 Psychiatry
    • RC475-489 Therapeutics. Psychotherapy
    • RC490-499 Hypnotism and hypnosis. Suggestion therapy
    • RC500-510 Psychoanalysis
    • RC512-569.5 Psychopathology
      • RC512-528 Psychoses
      • RC530-552 Neuroses
      • RC554-569.5 Personality disorders. Behavior problems Including sexual problems, drug abuse, suicide, child abuse
    • RC569.7-571 Mental retardation. Developmental disabilities
• RC581-951 Specialties of internal medicine
  • RC581-607 Immunologic diseases. Allergy
  • RC620-627 Nutritional diseases. Deficiency diseases
  • RC627.5-632 Metabolic diseases
  • RC633-647.5 Diseases of the blood and blood-forming organs
  • RC648-665 Diseases of the endocrine glands. Clinical endocrinology
  • RC666-701 Diseases of the circulatory (Cardiovascular) system
  • RC705-779 Diseases of the respiratory system
  • RC799-869 Diseases of the digestive system. Gastroenterology
  • RC870-923 Diseases of the genitourinary system. Urology
  • RC924-924.5 Diseases of the connective tissues
  • RC925-935 Diseases of the musculoskeletal system
• RC952-1245 Special situations and conditions
  • RC952-954.6 Geriatrics
  • RC955-962 Arctic medicine. Tropical medicine
  • RC963-969 Industrial medicine. Industrial hygiene
  • RC970-986 Military medicine. Naval medicine
  • RC1000-1020 Submarine medicine
  • RC1030-1160 Transportation medicine Including automotive, aviation, and space medicine
  • RC1200-1245 Sports medicine

Subclass RD - Surgery

• RD1-31.7 General works
• RD32-33.9 Operative surgery. Technique of surgical operations
• RD49-52 Surgical therapeutics. Preoperative and postoperative care
• RD57 Surgical pathology
• RD58 Reparative processes after operations (Physiological)
• RD59 Surgical shock. Traumatic shock
• RD63-76 Operating rooms and theaters. Instruments, apparatus, and appliances
• RD78.3-87.3 Anesthesiology
• RD91-91.5 Asepsis and antisepsis. Sterilization (Operative)
• RD92-97.8 Emergency surgery. Wounds and injuries
• RD98-98.4 Surgical complications
• RD99-99.35 Surgical nursing
• RD101-104 Fractures (General)
• RD118-120.5 Plastic surgery. Reparative surgery
• RD120.6-129.8 Transplantation of organs, tissues, etc.
• RD130 Prosthesis. Artificial organs
• RD137-145 Surgery in childhood, adolescence, pregnancy, old age
• RD151-498 Military and naval surgery
• RD520-599.5 Surgery by region, system, or organ
• RD651-678 Neoplasms. Tumors. Oncology
• RD680-688 Diseases of the locomotor system (Surgical treatment)
• RD701-811 Orthopedic surgery
  • RD792-811 Physical rehabilitation

Subclass RE - Ophthalmology

• RE75-79 Examination. Diagnosis
• RE80-87 Eye surgery
• RE88 Ophthalmic nursing
• RE89 Eye banks
• RE91-912 Particular diseases of the eye
• RE918-921 Color vision tests, charts, etc.
• RE925-939 Refraction and errors of refraction and accommodation
• RE939.2-981 Optometry. Opticians. Eyeglasses
• RE986-988 Artificial eyes and other prostheses
• RE991-992 Ocular therapeutics

Subclass RF - Otorhinolaryngology

• RF110-320 Otology. Diseases of the ear
• RF341-437 Rhinology. Diseases of the nose, accessory sinuses, and nasopharynx
• RF460-547 Laryngology. Diseases of the throat

Subclass RG - Gynaecology and Obstetrics

• RG104-104.7 Operative gynecology
• RG133-137.6 Conception. Artificial insemination. Contraception
• RG138 Sterilization of women
• RG159-208 Functional and systemic disorders. Endocrine gynecology
• RG211-483 Abnormalities and diseases of the female genital organs
• RG484-485 Urogynecology and obstetric urology. Urogynecologic surgery
• RG491-499 Diseases of the breast
• RG500-991 Obstetrics
  • RG551-591 Pregnancy
  • RG600-650 The embryo and fetus
    • RG648 Spontaneous abortion. Miscarriage
  • RG651-721 Labor. Parturition
  • RG725-791 Obstetric operations. Operative obstetrics
  • RG801-871 Puerperal state
  • RG940-991 Maternal care. Prenatal care services

Subclass RJ - Pediatrics

• RJ47.3-47.4 Genetic aspects
• RJ50-51 Examination. Diagnosis
• RJ52-53 Therapeutics
• RJ59-60 Infant and neonatal morbidity and mortality
• RJ91 Supposed prenatal influence. Prenatal culture. Stirpiculture
• RJ101-103 Child health. Child health services
• RJ125-145 Physiology of children and adolescents
• RJ206-235 Nutrition and feeding of children and adolescents
• RJ240 Immunization of children (General)
• RJ242-243 Hospital care
• RJ245-247 Nursing of children. Pediatric nursing
• RJ250-250.3 Premature infants
• RJ251-325 Newborn infants Including physiology, care, treatment, diseases
• RJ370-550 Diseases of children and adolescents
  • RJ499-507 Mental disorders. Child psychiatry

Subclass RK - Dentistry

• RK58-59.3 Practice of dentistry. Dental economics
• RK60.7-60.8 Preventive dentistry
• RK280 Oral and dental anatomy and physiology
• RK301-493 Oral and dental medicine. Pathology. Diseases
• RK501-519 Operative dentistry. Restorative dentistry
• RK520-528 Orthodontics
• RK529-535 Oral surgery
• RK641-667 Prosthetic dentistry. Prosthodontics

Subclass RL - Dermatology

• RL87-94 Care and hygiene
• RL95 Pathological anatomy
• RL110-120 Therapeutics
• RL130-169 Diseases of the glands, hair, nails
• RL201-331 Hyperemias, inflammations, and infections of the skin
• RL391-489 Atrophies. Hypertrophies
• RL675 Chronic ulcer of the skin. Bedsores
• RL701-751 Diseases due to psychosomatic and nerve disorders. Dermatoneuroses
• RL760-785 Diseases due to parasites
• RL790 Pigmentations. Albinism
• RL793 Congenital disorders of the skin. Nevi. Moles

Subclass RM - Therapy. Pharmacology

• RM138 Drug prescribing
• RM139 Prescription writing
• RM146-146.7 Misuse of therapeutic drugs. Medication errors
• RM147-180 Administration of drugs and other therapeutic agents
• RM182-190 Other therapeutic procedures. Including acupuncture, pneumatic aspiration, spinal puncture, pericardial puncture
• RM214-258 Diet therapy. Dietary cookbooks
• RM259 Vitamin therapy
• RM260-263 Chemotherapy
• RM265-267 Antibiotic therapy. Antibiotics
• RM270-282 Immunotherapy. Serotherapy
• RM283-298 Endocrinotherapy. Organotherapy
• RM300-666 Drugs and their actions
• RM671-671.5 Nonprescription drugs. Patent medicines
• RM695-893 Physical medicine. Physical therapy. Including massage, exercise, occupational therapy, hydrotherapy, phototherapy, radiotherapy, thermotherapy, electrotherapy
• RM930-931 Rehabilitation therapy
• RM950 Rehabilitation technology

Subclass RS - Pharmacy and materia medica

• RS125-131.9 Formularies. Collected prescriptions
• RS139-141.9 Pharmacopoeias
• RS151.2-151.9 Dispensatories
• RS153-441 Materia medica
  • RS160-167 Pharmacognosy. Pharmaceutical substances (Plant, animal, and inorganic)
  • RS189-190 Assay methods. Standardization. Analysis
  • RS192-199 Pharmaceutical technology
  • RS200-201 Pharmaceutical dosage forms
  • RS250-252 Commercial preparations. Patent medicines
  • RS355-356 Pharmaceutical supplies
  • RS400-431 Pharmaceutical chemistry
  • RS441 Microscopical examination of drugs

Subclass RT - Nursing

• RT89-120 Specialties in nursing

Subclass RV - Botanic, Thomsonian, and eclectic medicine

• RV1-431 Botanic, Thomsonian, and eclectic medicine

Subclass RX - Homeopathy

• RX211-581 Diseases, treatment, etc.
• RX601-675 Materia medica and therapeutics

Subclass RZ - Other systems of medicine

• RZ201-275 Chiropractic
• RZ301-397.5 Osteopathy
• RZ399 Osteo-magnetics, neuropathy, etc., A-Z
• RZ400-408 Mental healing
• RZ409.7-999 Miscellaneous systems and treatments. Including magnetotherapy, mesmerism, naturopathy,. organomic medicine, phrenology, radiesthesia

References