All of the following statement are true about Frey’s syndrome except:-
**Core Concept**
Frey's syndrome, also known as gustatory sweating or auriculotemporal syndrome, is a rare neurological disorder that occurs as a result of damage to or near the parotid gland, often following surgery. It is characterized by abnormal regeneration of nerve fibers between the remaining parotid gland tissue and the overlying skin, leading to excessive sweating (hyperhidrosis) and flushing in response to stimuli that normally cause salivation, such as eating certain foods.
**Why the Correct Answer is Right**
The correct answer is related to the pathophysiology of Frey's syndrome. This condition is caused by aberrant regeneration of nerve fibers between the parotid gland and the surrounding skin, resulting in inappropriate connections between the sympathetic and parasympathetic nervous systems. This leads to the characteristic symptoms of gustatory sweating and flushing. The auriculotemporal nerve, which is a branch of the mandibular division of the trigeminal nerve, is often involved in the abnormal regeneration process.
**Why Each Wrong Option is Incorrect**
**Option A:** Incorrect because Frey's syndrome is indeed characterized by excessive sweating and flushing in response to stimuli that normally cause salivation. This is a hallmark symptom of the condition.
**Option B:** Incorrect because Frey's syndrome is often a complication of parotid surgery, such as parotidectomy. The abnormal regeneration of nerve fibers can occur as a result of damage to the parotid gland or surrounding tissue.
**Option C:** Incorrect because the auriculotemporal nerve is indeed often involved in the abnormal regeneration process that leads to Frey's syndrome. This nerve is responsible for transmitting parasympathetic signals from the parotid gland to the surrounding skin.
**Option D:** (to be filled in by you)
**Clinical Pearl / High-Yield Fact**
One important thing to remember about Frey's syndrome is that it can be caused by any injury or damage to the auriculotemporal nerve, not just parotid surgery. This includes traumatic injuries, infections, and other types of damage to the nerve or surrounding tissue.
**Correct Answer:** D.