Diseases

Bone marrow, lymph nodes, blood clotting system Disciplines: Haematology, immunology

Bones, muscles, joints, tendons, ligaments, musculoskeletal systemDisciplines: Orthopaedics, rheumatology, hand surgery, trauma surgery

Brain, nerves, spine, nervous systemDisciplines: Neurology, psychiatry, osteopathy

Female breast, uterus, ovaries, fallopian tubes, vagina, urinary bladderDisciplines: Gynaecology, obstetrics, women's health

Solid tumors (carcinomas, sarcomas), non-solid tumors (leukaemias, lymphomas)Disciplines: Oncology

Endocrine system, hormones, metabolism, pituitary gland (hypophysis), pineal gland (epiphysis), thyroid gland, adrenal gland, pancreas (pancreatic)Disciplines: Diabetology, endocrinology

Ear, nose, ears, larynx, pharynxDisciplines: ENT - medicine

Eye, optic nerve, eyelid, lacrimal glandDisciplines: Ophthalmology

Heart, blood vessels (arteries, veins, capillaries, lymphatic vessels)Disciplines: Cardiology, angiology, phlebology, cardiac surgery, vascular surgery

Bacteria, viruses, chlamydia, rickettsia, mycoplasma, spirochetes, fungi, protozoa, worms, parasitesDisciplines: Infectious diseases

Kidneys, ureters, bladder, urethra, testicles, epididymis, vas deferens,  prostate gland, penisDisciplines: Urology, men's health

Trachea, bronchi, lungsDisciplines: Pulmonary medicine, pulmonology, pneumology

Skin, nails, hairDisciplines: Dermatology, allergology

Esophagus, stomach, small intestine, large intestine, rectum, liver, gall bladder, pancreatic gland (pancreas)Disciplines: Gastroenterology, proctology