Frey's syndrome occurs due to aberrant misdirection of fibers from salivary glands to sweat glands. These fibers come from which of the following?
Facial nerve
Trigeminal nerve
Auriculotemporal nerve
GlossoPharyngeal nerve
FREY'S SYNDROME- aka Auriculotemporal syndrome / Gustatory sweating- Injury of Auriculotemporal nerve - Causes aberrant cross innervation | Parasympathetic secretomotor fibers & Sympathetic fibers supply sweat glandsClinical features- On tasting food or Smell of food - causes Autonomic stimulation | Leads to Sweating & erythema at parotid regionDiagnosis- Minor' starch iodine testManagement- Anti-perspirant application- Botox injection- Tympanic neurectomy - for non-responding cases
NEET 2019