Ear Disorders
External Ear
Congenital aural atresia (744.01)
Congenital microtia (744.23)
Cerumen impaction (Wax) (380.4)
Exostosis (Surfer’s Ear) (380.81)
Osteoma (380.81)
External auditory canal stenosis
Postoperative (380.52)
Inflammatory (Medial Canal Fibrosis or Medial Third Stenosis) (380.53)
Traumatic (380.51)
Chosteatosis obturans, Keratosis obturans (380.21)
External auditory canal cholesteatoma (380.21)
Otitis Externa
Localized (Furuncle) (680.0)
Acute (Swimmer’s Ear) (380.12)
Chronic (Itchy Ear Syndrome) (698.8)
Mycotic (Fungal) (111.9)
Malignant (Necrotizing Otitis Externa, Skull Base Osteomyelitis) (480.14)
Ear vesicles (Viral, Herpes Zoster Oticus) (053.71)
Myringitis
Bullous (384.01)
Acute (384.01)
Chronic (384.1) Herpes Zoster Oticus (Ramsey Hunt Syndrome) (053.71)
Perichondritis, Pinna (380.01)
Cellulitis, Pinna (380.11)
Hematoma, Pinna (380.31)
Foreign body, External Auditory Canal (931)
Abrasion, External Auditory Canal (910.0)
Squamous cell carcinoma, External Auditory Canal (173.2)
Middle Ear
Otitis Media
Acute (Middle Ear Infection) (382.00)
Chronic (Tympanic membrane perforation) (384.21)
Serous (Middle Ear Fluid) (381.10)
Mucoid (Glue Ear) (381.20)
Tympanic membrane perforation (Hole in the ear drum)
Marginal (384.23)
Central (384.21)
Multiple (384.24)
Subtotal (384.21)
Total (384.25)
Retraction pocket (Sunken in area of the tympanic membrane)
Cholesteatoma (Skin cyst)
Attic (385.31)
Middle ear (385.32)
Middle ear and mastoid (385.33) Congenital (385.33)
Acquired
Primary (385.31)
Secondary (385.32)
Otosclerosis
Oval window (387.9)
Obliterative (387.1)
Far-advanced (387.1)
Tympanosclerosis (Scar tissue)
Tympanic membrane (385.01)
Tympanic membrane and ossicles (385.02)
Middle ear (385.00)
Eustachian Tube Dysfunction (381.81)
Patulous Eustachian Tube (381.7)
Barotrauma (993.0)
Idiopathic Hemotympanum (385.82)
Mastoiditis
Acute coalescing (383.00)
Acute (383.00)
Chronic (383.1)
With Subperiosteal abscess (383.01)
Atelectasis, Tympanic membrane (Collapse of tympanic membrane)
Flaccid (384.81)
Non-flaccid (384.82)
Cholesterol Granuloma (385.82) Middle ear (385.82)
Mastoid (385.82)
Petrous apex (385.82)
Conductive Hearing Loss
Unilateral (389.05)
Bilateral (389.06)
Clear middle ear effusion (Cerebrospinal fluid otorrhea) (388.61)
Tinnitus
Objective Tinnitus (388.32)
Muscular
Stapedial (388.32)
Tensor Tympani (388.32)
Palatal Myoclonus (333.2)
Vascular
Internal Carotid Artery (388.32)
Jugular Vein (388.32)
Venous Hum (388.32)
Aberrant carotid artery (388.32)
Dehiscent jugular bulb (388.32)
Arteriovenous malformation
Temporal Bone (747.81)
Dural (747.81)
Arteriovenous fistula
Temporal Bone (447.9)
Dural (447.9) Glomus Tympanicum (227.6)
Glomus Jugulare (227.6)
Middle ear adenoma (212.0)
Squamous cell carcinoma, External Auditory Canal, Middle Ear, and Mastoid (160.1)
Petrositis, Petrous apicitis (383.20)
Gradenigo’s syndrome (393.20)
Chronic (383.22)
Inner Ear and Temporal Bone
Acoustic Neuroma (Vestibular Schwannoma) (225.1)
Intracochlear (225.1)
Intralabyrinthine (225.1)
Intracanalicular (225.1)
Neurofibromatosis Type II (237.72)
Meningioma (225.2)
Petroclival (225.2)
Cerebellopontine angle (225.2)
Tentorial (225.2)
Schwannoma
Vagal nerve schwannoma (225.1)
Glossopharyngeal nerve schwannoma (225.1)
Hypoglossal nerve schwannoma (225.1)
Trigeminal (Fifth nerve) schwannoma (225.1)
Glomus Jugulare (227.6)
Glomus Vagale (227.6) Chordoma (170.0)
Chondrosarcoma (160.10)
Cochlear hydrops (386.02)
Meniere’s Disease (Endolymphatic hydrops)
Cochleovestibular (386.01)
Cochlear (386.02)
Vestibular (386.03)
Inactive (386.04)
Lermoyez’ syndrome
Crisis of Tumarkin
Autoimmune inner ear disease (279.4)
Luetic inner ear disease (097.9)
Benign Paroxysmal Positional Vertigo (Positional vertigo) (386.11)
Posterior semicircular canal (386.11)
Lateral semicircular canal (386.11)
Superior semicircular canal dehiscence syndrome (386.43)
Vestibular Neuronitis (Vestibular Neuritis) (386.12)
Labyrinthitis (Inner ear infection)
Serous or Toxic (386.31)
Viral (386.35)
Bacterial (Suppurative) (386.33)
Perilymph Fistula
Oval window (386.42)
Round window (386.41)
Vertigo (386.10) Inner ear concussion (780.4)
Labyrinthine Loss
Unilateral (386.55)
Bilateral (386.56)
Labyrinthine Hypofunction
Unilateral (386.53)
Bilateral (386.54)
Vestibulopathy (386.9)
Syncope (780.2)
Dizziness (780.4)
Sensorineural Hearing Loss (Nerve Hearing Loss)
Sudden onset (388.2)
Noise induced (388.12)
Presbycusis (Age-related Hearing Loss) (388.01)
Unilateral (389.13)
Bilateral (389.11)
Asymmetric (389.16)
Subjective Tinnitus (Ear ringing) (388.31)
Ototoxicity
Vestibulotoxicity
Congenital Hearing Loss
Mondini malformation (744.05)
Enlarged Vestibular Aqueduct (744.05)
Cochlear nerve aplasia (744.05)
Common cavity malformation (744.05) Cochlear aplasia (744.05)
Cochlear hypoplasia (744.05)
Michel deformity (744.05)
Schiebe aplasia (744.05)
Pendred Syndrome (243)
Jervell-Lange-Nielsen Syndrome (426.82)
Tinnitus (Ringing in the ear)
Objective (388.32)
Vascular (388.32)
Internal Carotid Artery (388.32)
Jugular Vein (388.32)
Transmitted Cardiac Murmur (388.32)
Arteriovenous malformation or fistula (388.32)
Subjective
Inner ear (388.31)
Central Nervous System (388.31)
Hyperacusis (Recruitment) (388.42)
Discriminative Hearing Loss
Auditory Neuropathy
Mixed Hearing Loss
Unilateral (389.21)
Bilateral (389.22)
Cerebrospinal fluid otorrhea (388.61)
Encephalocele of the temporal bone, middle ear, or mastoid (742.0)
Meningocele of the temporal bone, middle ear, or mastoid (742.0) Facial Nerve
Facial Paralysis (Palsy) (351.0)
Synkinesis (351)
Facial Paresis (351.0)
Bell’s Palsy (351.0)
Herpes Zoster Oticus (Ramsey Hunt Syndrome) (053.71)
Hemifacial spasm (Facial twitching) (351)
Facial Schwannoma (225.1)
Facial Hemangioma (228.09)
Geniculate Ganglion Hemangioma (228.09)
Temporal Bone Fracture (Fracture of the skull base)
Longitudinal (801.01)
Transverse (801.01)
Mixed (801.01)
Otic capsule sparing vs. Otic capsule involving (801.01)