The Otolaryngology reference article from the English Wikipedia on 24-Jul-2004
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Otolaryngology

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Otolaryngology is the branch of medicine that specialises in the diagnosis and treatment of ear, nose, throat, and head & neck disorders. The full name of the specialty is otolaryngology-head and neck surgery. Practitioners are called otolaryngologists-head and neck surgeons, or sometimes otorhinolaryngologists. A somewhat outdated, but nevertheless commonly used, term for this specialty is ENT (ear nose and throat).

The main subspecialties within otolaryngology-head and neck surgery are:

See:
Health science - Medicine
Anesthesiology - Dermatology - Emergency Medicine - General practice - Intensive care medicine - Internal medicine - Neurology - Obstetrics & Gynecology - Pediatrics - Public Health & Occupational Medicine - Psychiatry - Radiology - Surgery
Branches of Internal medicine
Cardiology - Endocrinology - Gastroenterology - Hematology - Infectious diseasess - Nephrology - Oncology - Pulmonology - Rheumatology
Branches of Surgery
General surgery - Cardiothoracic surgery - Neurosurgery - Ophthalmology - Orthopedic surgery - Otolaryngology (ENT) - Plastic surgery - Urology - Vascular surgery