superior canal dehiscence
ICD-10: H83.8MeSH: D000084322ORPHA: 420402
Overview
thinning or erosion of the bony layer covering the superior semicircular canal, causing abnormal exposure of the vestibular membranous labyrinth to the middle cranial fossa
Available Treatments (0)
No treatments linked yet
Clinical trials or compassionate use may be available — consult a specialist.
Clinical Presentation
Signs and symptoms associated with superior canal dehiscence, sourced from HPO and Orphanet clinical annotations.
HeadacheTinnitusNystagmusConductive hearing lossVertigoDizziness
Classification & Codes
ICD-10 Code
H83.8MeSH Code
D000084322Orphanet Code
ORPHA:420402superior canal dehiscence
| ICD-10 | H83.8 |
| MeSH | D000084322 |
| Orphanet | ORPHA:420402 |
| Treatments | 0 drug(s) |
| Symptoms on record | 6 signs |
| Status | published |
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO