Assertion: tremor's symptom | /r/CapableOf | develop secondary
Facets:
Source sentences:
text: Parkinsonian symptoms can also develop secondary to degenerative diseases such as multiple system atrophy, hydrocephalus (a condition in which areas of the brain accumulate excessive fluids, resulting in an increase in pressure on the brain), head trauma, inflammation of the brain (encephalitis), circulatory disturbances (infarcts) or tumors deep within the cerebral hemispheres involving the area just above the brain stem (basal ganglia), or exposure to certain drugs and toxins.