Commonest symptom of hysteria is –
**Core Concept**
Hysteria, now more commonly referred to as conversion disorder, is a psychiatric condition characterized by the presence of one or more neurologic symptoms that cannot be explained by a medical condition. The symptoms are often related to a psychological trauma or stress, and they typically do not follow the usual anatomical patterns of neurologic disorders.
**Why the Correct Answer is Right**
The commonest symptom of hysteria is a conversion symptom, which is often a motor symptom such as tremors, spasms, or paralysis. The exact mechanism is not fully understood, but it is thought to be related to the brain's attempt to cope with psychological stress by converting it into a physical symptom. The symptoms are usually not associated with any underlying neurologic disease and are often seen in individuals who have a history of trauma or stress.
**Why Each Wrong Option is Incorrect**
* **Option A:** is incorrect because it is a common symptom of anxiety disorders, not hysteria.
* **Option B:** is incorrect because it is a symptom of multiple sclerosis, a neurologic disorder that is unrelated to hysteria.
* **Option C:** is incorrect because it is a symptom of Parkinson's disease, a neurodegenerative disorder that is unrelated to hysteria.
**Clinical Pearl / High-Yield Fact**
Conversion symptoms in hysteria can be quite varied and may include a wide range of neurologic symptoms such as tremors, seizures, or even blindness. It is essential to consider a psychiatric diagnosis in patients presenting with unexplained neurologic symptoms.
**Correct Answer: C. Paralysis. Paralysis.**