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auriculotemporal syndrome; Frey-Baillarger syndrome; Dupuy's syndrome
Etiology:
- surgery
- parotidectomy most common [2]
- allergy to vinegar, vinegar-containing products, & spicy food [3]
Epidemiology:
- rare
Pathology:
- nerve injury to the auriculotemporal nerve
- injury to the parotid gland
Clinical manifestations:
- focal hyperhidrosis adjacent to ear (gustatory hyperhidrosis)*
- sweating in the region of the ear after eating a lemon wedge may be diagnostic
- generally develops within 1 year of surgery
* image [3]
Management:
- symptomatic treatment
- botulinum A toxin [2]
General
syndrome
iatrogenic disease
References
- Wikipedia: Frey's syndrome
https://en.wikipedia.org/wiki/Frey%27s_syndrome
- Frey Syndrome.
National Organization for Rare Disorders (NORD)
https://rarediseases.org/rare-diseases/frey-syndrome/
- Grijsen ML, van Zuuren EJ
Gustatory Hyperhidrosis.
JAMA Dermatol. Published online October 20, 2021
PMID: 34668927
https://jamanetwork.com/journals/jamadermatology/fullarticle/2785223