ENT (Otolaryngology) — Find Specialists & Top Hospitals Worldwide | MyMedicPlus

Otolaryngology — commonly abbreviated as ENT (Ear, Nose, and Throat) — is the oldest surgical specialty in medicine. Modern otolaryngologists are more accurately described as head and neck surgeons, as their scope of practice extends well beyond the traditional ENT triad to include surgery of the thyroid and parathyroid glands, salivary glands, neck masses, and malignancies of the upper aerodigestive tract.

The specialty is unique in combining medicine and surgery in a single training programme. ENT surgeons diagnose and manage conditions medically and perform the surgical procedures needed when conservative treatment fails — without the need to refer to a separate surgical specialty. This integration makes ENT surgeons particularly efficient partners for primary care physicians managing patients with persistent ear, nose, throat, or head and neck problems.

Several subspecialties have developed within otolaryngology, each requiring 1–2 years of additional fellowship training: rhinology (advanced sinus and nasal surgery, including endoscopic skull base surgery); otology and neurotology (hearing, balance, and lateral skull base disorders); laryngology (voice, swallowing, and airway disorders); head and neck oncology (cancer of the throat, larynx, salivary glands, thyroid, and neck); paediatric otolaryngology (ear infections, adenotonsils, congenital airway disorders in children); sleep surgery (surgical management of obstructive sleep apnea and snoring); and facial plastic and reconstructive surgery (nasal reconstruction, facial trauma, cosmetic rhinoplasty). Cochlear implant surgery, which restores hearing in profoundly deaf patients, is performed by otologists and neurotologists with specialised training.

ENT surgeons manage a wide spectrum of conditions across the head and neck region:

• Chronic rhinosinusitis: Persistent sinus inflammation lasting more than 12 weeks despite medical treatment, often with polyps or mucosal thickening on CT imaging; the most common reason for referral to an ENT surgeon.
• Allergic rhinitis: Immune-mediated nasal inflammation causing sneezing, rhinorrhoea, nasal congestion, and post-nasal drip; managed jointly with allergists.
• Nasal polyps: Benign inflammatory growths arising from the sinus mucosa causing nasal obstruction and anosmia; often associated with aspirin hypersensitivity and asthma (Samter triad).
• Deviated nasal septum: Displacement of the cartilaginous or bony septum causing unilateral or bilateral nasal obstruction, managed surgically with septoplasty.
• Sensorineural hearing loss: Permanent hearing loss due to cochlear or auditory nerve damage, caused by ageing (presbycusis), noise exposure, ototoxic medications, or genetic factors; managed with hearing aids or cochlear implants.
• Otitis media: Acute or chronic middle ear infections, particularly in children; recurrent episodes may require myringotomy with grommet (ventilation tube) insertion.
• Tinnitus: Ringing, buzzing, or hissing sounds in the ears without external source; can be associated with hearing loss, noise exposure, Meniere disease, or acoustic neuroma.
• Meniere disease: Inner ear disorder causing episodic vertigo lasting 20 minutes to 24 hours, fluctuating sensorineural hearing loss, tinnitus, and aural fullness; managed with dietary modification, diuretics, or intratympanic injections.
• Obstructive sleep apnea (OSA): Repetitive upper airway collapse during sleep; ENT surgeons evaluate airway anatomy and perform surgical procedures when CPAP therapy is not tolerated.
• Tonsillitis and tonsillar hypertrophy: Recurrent bacterial tonsillitis (7 or more episodes/year) or chronic hypertrophy causing obstructive symptoms is managed with tonsillectomy.
• Thyroid and salivary gland disease: Goitre, thyroid nodules, parotid tumours, and submandibular gland stones are evaluated and surgically managed by ENT surgeons with thyroid expertise.
• Head and neck cancer: Malignancies of the larynx, pharynx, oral cavity, salivary glands, thyroid, and neck lymph nodes; managed by ENT head and neck oncologists within multidisciplinary cancer teams.

ENT surgeons perform a broad range of diagnostic and operative procedures:

• Functional endoscopic sinus surgery (FESS): Minimally invasive endoscopic approach to open blocked sinus drainage pathways, remove polyps, and address chronic rhinosinusitis; performed under general anaesthesia with nasal endoscopes and specialised instruments.
• Septoplasty: Surgical correction of a deviated nasal septum to improve airway patency; often combined with turbinate reduction or FESS.
• Tonsillectomy and adenoidectomy: Surgical removal of the tonsils (tonsillectomy) or adenoids (adenoidectomy) for recurrent infection, tonsillar hypertrophy, or sleep-disordered breathing.
• Myringotomy and grommet (ventilation tube) insertion: Small incision in the eardrum with placement of a pressure-equalising tube to treat recurrent acute otitis media or glue ear (otitis media with effusion) in children.
• Cochlear implantation: Surgical placement of an electronic device with an intracochlear electrode array that directly stimulates the auditory nerve, providing hearing to patients with severe-to-profound sensorineural hearing loss who do not benefit from conventional hearing aids.
• Flexible nasolaryngoscopy: In-office diagnostic procedure using a flexible fibreoptic endoscope passed through the nose to visualise the nasal passages, nasopharynx, larynx, and hypopharynx — essential for evaluating hoarseness, dysphagia, and suspected laryngeal disease.
• Direct laryngoscopy and microlaryngoscopy: Operating microscope-assisted examination and treatment of the larynx under general anaesthesia, used for vocal cord lesions, stenosis, and laryngeal papillomatosis.
• Thyroidectomy and parathyroidectomy: Surgical removal of all or part of the thyroid gland (total thyroidectomy, hemithyroidectomy) or one or more parathyroid glands; performed via open cervical incision or minimally invasive endoscopic/robotic approaches.
• Parotidectomy and submandibular gland excision: Surgical removal of parotid or submandibular salivary glands for tumours, chronic infection, or obstructive calculus disease.
• Neck dissection: Systematic removal of cervical lymph node groups in patients with head and neck cancer to control regional metastatic disease; performed as selective or radical neck dissection depending on extent of nodal involvement.

Your primary care physician manages many straightforward ear, nose, and throat conditions with antibiotics, antihistamines, and topical therapies. Referral to an ENT specialist is appropriate when symptoms persist, recur frequently, or suggest more serious underlying pathology.

Urgent or expedited referral is required for: hoarseness or voice change persisting more than 3 weeks in an adult, especially in a smoker or patient over 50 — this may indicate laryngeal cancer and requires laryngoscopy. A unilateral neck mass, enlarged lymph node, or swelling persisting more than 3–4 weeks in an adult without an obvious infectious cause requires investigation to exclude malignancy. Unilateral hearing loss or tinnitus, particularly if sudden or associated with unsteadiness, may indicate acoustic neuroma and warrants urgent audiology and MRI.

Routine referral is appropriate for: chronic sinusitis not responding to two courses of antibiotics and topical steroid sprays over 3 months; recurrent acute tonsillitis meeting clinical criteria for tonsillectomy (3+ episodes per year for 3 years, 5+ episodes per year for 2 years, or 7+ in one year); symptomatic nasal obstruction due to a deviated septum or polyps; children with bilateral glue ear causing persistent hearing loss affecting speech and school performance; and snoring with suspected obstructive sleep apnea where home sleep study suggests AHI above 15 events per hour or where anatomy suggests surgical candidacy.

ENT surgeons in the USA complete a 4-year medical degree (MD or DO) followed by a 5-year otolaryngology-head and neck surgery residency. Unlike most other surgical specialties, otolaryngology does not require a preliminary general surgery year — candidates match directly into dedicated 5-year otolaryngology programmes after internship. The residency includes rotations in all ENT subspecialties: head and neck surgery, otology, rhinology, laryngology, and paediatric otolaryngology, along with facial trauma and reconstruction.

Board certification is conferred by the American Board of Otolaryngology — Head and Neck Surgery (ABOHNS) after passing a written qualifying examination and oral examination administered by practising specialists. The oral examination assesses clinical decision-making using case scenarios and is considered one of the most rigorous oral boards in surgical medicine.

Fellowship training (1–2 years) is pursued by surgeons who wish to subspecialise: head and neck oncology, rhinology and skull base surgery, otology/neurotology, laryngology, paediatric ENT, sleep surgery, or facial plastic and reconstructive surgery each have dedicated fellowship programmes accredited by the ABOHNS or specialty academies. In the UK, ENT surgeons train for 7 years in specialty training (ST3–ST8) leading to CCT in Otolaryngology, with subspecialty fellowships available in cochlear implant surgery, head and neck oncology, and rhinology.

Most ENT referrals come from primary care physicians, although patients can self-refer in many healthcare systems. Verify board certification through the American Board of Otolaryngology website. For straightforward conditions such as recurrent sinusitis, tonsillitis, or ear infections, any general ENT surgeon is appropriate. For complex or rare conditions — cochlear implantation, acoustic neuroma surgery, head and neck cancer, advanced endoscopic skull base surgery — seek a surgeon at a high-volume subspecialty centre.

For head and neck cancer, ensure your care is managed by a multidisciplinary head and neck oncology team including ENT surgeons, radiation oncologists, medical oncologists, speech and language pathologists, dietitians, and specialist nurses — outcomes are demonstrably better at high-volume cancer centres with established tumour boards.

For your first ENT appointment, prepare to describe your symptom onset, progression, associated factors (allergies, smoking, occupation, noise exposure), and any prior investigations or treatments. Bring audiograms if you have had hearing tests, sinus CT scans if performed, and a list of current medications including nasal sprays, antihistamines, and proton pump inhibitors that may be relevant to your symptoms. Many ENT conditions — particularly nasal and ear problems — benefit from in-office endoscopic examination at the first visit, which can be performed quickly and without preparation.