A 60 year old man with progressive dementia of recent onset presents with intermittent irregular jerky movemets. EEG shows periodic sharp biphasic waves. The most likely diagnosis is:
Answer. is B (Creutzfeldt Jakob disease) : The combination of progressive dementia, irregular jerky movements (myoclonus / choreoathetoid movements) in association with a characteristic EEG pattern (periodic sharp biphasic waves) suggests a diagnosis Creutzfeldt Jakob Disease.
Alzheimer's disease
Creutzfeldt Jakob disease
Lewy body dementia
Herpes Simplex Encephalitis