Further investigation

Consider the investigations that might be useful in the investigation of Dr Zheng’s continuing cognitive decline.

What is important to investigate at this time? Please select your response/s and submit your answer to obtain feedback.
Determine if Dr Zheng has developed another neurological problem, such as stroke, in addition to dementia
Determine if Dr Zheng has a physical health problem that may have caused delirium
Determine if Dr Zheng has a mental health problem such as bipolar disease
Check all of his Chinese herbs as they may be causing psychosis
Monitor his progress before subjecting him to investigations