Library of Congress Classification System

R - Medicine

Detailed Call Number Ranges for Section: R - Medicine

R	5-920	Medicine (General)
	5-130.5	General Works
	131-687	History of Medicine, Medical Expeditions
	690-697	Medicine as a Profession, Physicians
	702-703	Medicine and Disease in Relation to Histroy, Literature, etc.
	713-713.97	Directories
	722-722.32	Missionary Medicine, Medical Missionaries
	723-726	Medical Philosophy, Medical Ethics
	726.5-726.8	Medicine and Disease in Relation to Psychology, Terminal Care, Dying
	727-727.8	Physician and the Public
	728-733	Practice of Medicine, Medical Practice Economics
	735-854	Medical Education, Medical Schools, Research
	856-857	Biomedical Engineering, Electronics, Instrumentation
	858-859.7	Computer Applications to Medicine
	864	Medical Records
	895-920	Medical Physics, Medical Radiology, Nuclear Medicine
RA	1-1270	Public Aspects of Medicine
	1-418.5	Medicine and the State
	396	Regulation of Medical Education, Licensure
	398	Registration of Physicians, Pharmacists, etc.
	399	Regulation of Medical Practice, Evaluation and Quality Control of Medical Care
	405	Death Certification
	407-409.5	Medical Statistics and Surveys
	410-410.9	Medical Economics, Economics of Medical Care
	411-415	Provisions for Personal Medical Care, Medical Care Plans
	418-418.5	Medicine and Society, Social Medicine, Medical Sociology
	421-790.85	Public Health, Hygiene, Preventive Medicine
	428-428.5	Public Health Laboratories, Institutes, etc.
	440-440.85	Study and Teaching, Research
	565-600	Environmental Health (including sewage disposal, air pollution, nuisances, water supply)
	601-602	Food and Food Supply in Relation to Public Health
	604-618	Parks, Public Baths, Public Carriers, Buildings, etc.
	619-636.7	Disposal of the Dead, Undertaking, Cemeteries
	638	Immunity and Immunization in Relation to Public Health
	639-642	Transmission of Disease
	643-645	Disease and Public Health
	645.3-645.37	Home Health Care Services
	645.5-645.9	Emergency Medical Services
	646-648.3	War and Public Health
	648.5-766	Epidemics, Epidemology, Quarantine, Disinfection
	771-771.7	Rural Health and Hygiene (including clothing, bathing, exercise, travel, nutrition, sleep, sex hygiene)
	790-790.85	Mental Health
	791-954	Medical Geography, Medical Climatology and Meteorology
	960-999	Medical Centers, Hospitals, Dispensaries, Clinics (including ambulance service and nursing homes)
	1001-1171	Forensic Medicine, Medical Jurisprudence, Legal Medicine
	1190-1270	Toxiciology, Poisons
RB	1-214	Pathology
	1-17	General Works
	24-33	Pathology Anatomy and Histology
	37-56	Clinical Pathology, Laboratory Technique
	57	Post-Mortem Examination, Autopsies
	127-150	Manifestation of Disease
	151-214	Theories of Disease, Etiology, Pathogenesis
RC	31-1245	Internal Medicine, Practice of Medicine
	49-52	Psychosomatic Medicine
	71-78.7	Examination, Diagnosis (including radiography)
	81-82	Popular Medicine
	86-88.9	Medical Emergencies, Critical Care, Intensive Care, First Aid
	91-103	Diseases Due to Physical and Chemical Agents
	110-216	Infectious and Parasitic Diseases
	251	Constitutional Diseases (General)
	254-282	Neoplasms, Tumors, Oncology (including cancer and carcinogens)
	306-320.5	Tuberculosis
	321-571	Neurology and Psychiatry, Neuropsychiatry
	346-429	Neurology, Diseases of the Nervous System (including speech disorders)
	435-571	Psychiatry
	475-489	Therapeutics, Psychotherapy
	490-499	Hypnotism and Hypnosis, Suggestion Therapy
	500-510	Psychoanalysis
	512-571	Psychopathology
	512-528	Psychoses
	530-552	Neuroses
	554-569.5	Personality Disorders, Behavior Problems (including sexual problems, drug abuse, suicide, child abuse)
	569.7-571	Mental Retardation
	581-951	Specialties of Internal Medicine
	581-607	Immunologic Diseases, Allergy
	620-627	Nutritional Diseases, Deficiency Diseases
	627.5-632	Metabolic Diseases
	633-647.5	Diseases of the Blood and Blood-Forming Organs
	648-665	Diseases of the Endocrine Glands
	666-701	Diseases of the Circulatory (Cardiovascular) System
	705-779	Diseases of the Respiratory System
	799-869	Diseases of the Digestive System, Gastroenterology
	870-923	Diseases of the Genitourinary System, Urology
	924-924.5	Diseases of the Connective Tissues
	925-935	Diseases of the Musculoskeletal System
	952-954.6	Geriatrics
	955-962	Arctic and Tropical Medicine
	963-969	Industrial Medicine, Industrial Hygiene
	970-1015	Military Medicine, Naval Medicine
	1030-1160	Transportation Medicine (including automotive, aviation, and space medicine)
	1200-1245	Sports Medicine
RD	1-811	Surgery
	1-31.7	General Works
	32-33.9	Operative Surgery, Technique of Surgical Operations
	49-52	Surgical Therapeutics, Preoperative and Postoperative Care
	57	Surgical Pathology
	58	Reparative Processes After Operations (Physiological)
	59	Surgical Shock, Traumatic Shock
	63-76	Operating Rooms and Theaters, Instruments, Apparatus, and Appliances
	78.3-87.3	Anesthesiology
	91-91.5	Asepsis and Antisepsis, Sterilization (Operative)
	92-97.8	Emergency Surgery, Wounds and Injuries
	98-98.4	Surgical Complications
	99-99.35	Surgical Nursing
	101-103	Fractures (General)
	118-120.5	Plastic Surgery, Repatative Surgery
	120.7-129.5	Transplantation of Organs, Tissues, etc.
	130	Prosthesis, Artificial Organs
	150-498	Military and Naval Surgery
	520-599.5	Surgery by Region, System, or Organ
	651-678	Neoplasms, Tumors, Oncology
	680-688	Diseases of the Locomotor System (Surgical Treatment)
	701-811	Orthopedics
	792-811	Physical Rehabilitation
RE	1-994	Opthamology
	80-87	Eye Surgery
	88	Ophthalmic Nursing
	91-912	Particular Diseases of the Eye
	918-921	Color Vision Tests, Charts, etc.
	925-939	Refraction and Errors of Refraction and Accommodation
	940-981	Optometry, Opticians, Eyeglasses
	986-988	Artificial Eyes and Other Prostheses
	991-992	Ocular Therapeutics
RF	1-547	Otorhinolaryngology (Ear, Nose, Throat)
	110-320	Otology, Diseases of the Ear
	341-437	Rhinology, Diseases of the Nose, Accessory Sinuses, and Nasopharynx
	460-547	Laryngology, Diseases of the Throat
RG	1-991	Gynecology and Obstetrics
	103-104.6	Operative Gynecology
	133-137.6	Conception, Artificial Insemination, Contraception
	138	Sterilization of Women
	159-208	Functional and Systemic Disorders
	211-483	Abnormalities and Diseases of the Female Genital Organs
	484-485	Gynecological and Obstetric Urology
	491-499	Diseases of the Breast
	500-991	Obstetrics
	551-591	Pregnancy
	600-649	The Embryo and Fetus
	648	Spontaneous Abortion, Miscarriage
	651-721	Labor, Parturition
	725-791	Obstetric Operations, Operative Obstetrics
	801-871	Puerperal State
	940-991	Maternal Care
RJ	1-570	Pediatrics
	47.3-47.4	Genetic Aspects
	50-51	Examination, Diagnosis
	52-53	Therapeutics
	59-60	Infant and Neonatal Morbidity and Mortality
	91	Supposed Prenatal Influence, Prenatal Culture, Stirpiculture
	101-103	Hygiene and Care of Children
	125-145	Physiology of Children and Adolescents
	240	Immunization of Children (General)
	242-243	Hospital Care
	245	Nursing of Children, Pediatric Nursing
	250	Premature Infants
	251-325	Newbord Infants (including physiology, care, treatment, diseases)
	370-550	Diseases of Children and Adolescents
	499-507	Mental Disorders, Child Psychiatry
RK	1-715	Dentistry
	58-59.3	Practice of Dentistry, Dental Economics
	60.7-60.8	Preventive Dentistry
	280	Oral and Dental Anatomy and Physiology
	301-493	Oral and Dental Medicine, Pathology, Diseases
	501-519	Operative Dentistry
	520-528	Orthodontics
	529-535	Oral Surgery
	641-667	Prosthetic Dentistry, Prosthodontics
RL	1-803	Dermatology
	87-94	Care and Hygiene
	95	Pathological Anatomy
	110-120	Therapeutics
	130-169	Diseases of the Glands, Hair, Nails
	201-331	Hyperemias, Inflammations, and Infections of the Skin
	391-489	Atrophies, Hypertrophies
	675	Chronic Ulcer of the Skin, Bedsores
	701-751	Diseases Due to Psychosomatic and Nerve Disorders, Dermatoneuroses
	760-785	Diseases Due to Parasites
	790	Pigmentation, Albinism
	793	Congenital Disorders of the Skin, Nevi, Moles
RM	1-931	Therapeutics, Pharmacology
	138	Drug Prescribing
	139	Prescription Writing
	146-146.7	Misues of Therapeutic Drugs, Medication Errors
	147-180	Administration of Drugs and Other Therapeutic Agents
	182-190	Other Therapeutic Procedures (including acupuncture, pneumatic aspiration, spinal puncture, pericardial puncture)
	214-258	Diet Therapy, Diet and Dietetics in Disease, Dietary Cookbooks
	259	Vitamin Therapy
	260-263	Chemotherapy
	265-267	Antibiotic Therapy, Antibiotics
	270-282	Serum Therapy, Immunotherapy
	283-298	Endocrinotherapy, Organotherapy
	300-666	Drugs and their Actions
	671-671.5	Commercial Preparations, Patent Medicines
	695-890	Physical Medicine, Physical Therapy (including massage, exercise, occupational therapy, hydrotherapy, phototherapy, radiotherapy, thermotherapy, electrotherapy)
	845-862	Medical Radiology
	930-931	Rehabilitation Therapy
RS	1-441	Pharmacy and Materia Medica
	125-131.9	Formularies, Collected Prescriptions
	139-141.9	Pharmacopoeias
	151.2-151.9	Dispensatories
	153-441	Materia Medica
	160-167	Pharmacognosy, Pharmaceutical Substances (plant, animal, and inorganic)
	189-190	Assay Methods, Standardization
	192-199	Pharmaceutical Processes
	200-201	Pharmaceutical Dosage Forms
	250-252	Commercial Preparations, Patent Medicines
	355-356	Pharmaceutical Supplies
	400-431	Pharmaceutical Chemistry
	441	Microscopical Examination of Drugs
RT	1-120	Nursing
	89-120	Specialties in Nursing
RV	1-431	Botanic, Thomsonian, and Eclectic Medicine
RX	1-681	Homeopathy
	211-581	Diseases, Treatment, etc.
	601-675	Materia Medica and Therapeutics
RZ	201-999	Other Systems of Medicine
	201-275	Chiropractic
	301-397.5	Osteopathy
	399	Osteo-Magnetics, Neuropathy, etc. A-Z
	400-408	Mental Healing
	409.7-999	Miscellaneous Systems and Treatments (including magnetotherapy, mesmerism, naturopathy, organomic medicine, phrenology, radiesthesia, etc.)