Laryngitis

Color blindness

Cortical blindness

Hemianopsia

Homonymous hemianopsia

Bitemporal hemianopsia

Cataract

Glaucoma

Retinal detachment

Age-related macular degeneration

Diabetic retinopathy

Corneal ulcer

Retinoblastoma

Retinopathy of prematurity

Periorbital cellulitis

Uveitis

Keratitis

Orbital cellulitis

Hordeolum (stye)

Conjunctivitis

Neonatal conjunctivitis

Conductive hearing loss

Eustachian tube dysfunction

Tympanic membrane perforation

Otitis externa

Otitis media

Vertigo

Meniere disease

Labyrinthitis

Acoustic neuroma (schwannoma)

Choanal atresia

Allergic rhinitis

Nasal polyps

Nasopharyngeal carcinoma

Sialadenitis

Parotitis

Ludwig angina

Aphthous ulcers

Temporomandibular joint dysfunction

Oral cancer

Warthin tumor

Sleep apnea

Gastroesophageal reflux disease (GERD)

Zenker diverticulum

Retropharyngeal and peritonsillar abscesses

Esophageal cancer

Laryngomalacia

Laryngitis

Bacterial epiglottitis

Thyroglossal duct cyst

Thyroid cancer

Hyperparathyroidism

Hypoparathyroidism

Eye conditions: Refractive errors, lens disorders and glaucoma: Pathology review

Eye conditions: Retinal disorders: Pathology review

Eye conditions: Inflammation, infections and trauma: Pathology review

Vertigo: Pathology review

Nasal, oral and pharyngeal diseases: Pathology review

Thyroid nodules and thyroid cancer: Pathology review

Parathyroid disorders and calcium imbalance: Pathology review