Mask face

Increased muscle tone can occur in the limbs, neck, and facial muscles. Facial muscle movements are reduced, blinks are rarely blinked, eye movements are reduced, and expressions are sluggish. Like wearing a mask, it is commonly known as "mask face". The patient's facial muscles are stiff, he rarely blinks, his eyes are reduced in rotation, and his expression is stiff, as if wearing a mask. This is medically called "mask face". "Mask face" is a typical symptom of Parkinson's and is one of the manifestations of sluggishness. Parkinson's disease, also known as idiopathic Parkinson's disease (PD), is referred to as Parkinson's disease, also known as paralysis agitans (shaking palsy). It is a common neurological degenerative disease in the elderly and middle-aged and elderly people. The most common extrapyramidal disease in humans. The main lesions are in the substantia nigra and striatum pathways, and dopamine production is reduced. The prevalence of people over the age of 65 is 1000 / 100,000, with increasing age, slightly more men than women. The main clinical characteristics of the disease are: resting tremor, slow and reduced movement, increased muscle tone, and unstable posture.