Answer:
Lewy body dementia
Step-by-step explanation:
Lewy body dementia is a disease that is associated with the abnormality of a protein that is called alpha-synuclein in the component of the brain. These deposits of the brain are called Lewy bodies.
This protein affects the brain. It imbalance the chemicals in the brain. This problem leads to the symptoms related to movement, behavior, mood, and thinking. Lewy bodies are the main cause of dementia.
The diagnose of this disease is very challenging and problematic.
Thus here Verna was suffering from Lewy bodies dementia.