Q: Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.
Question: Is renal pathological change in patients with type 2 diabetes always diabetic nephropathy : a report of 52 cases?
Answer: NDRD was a common feature in Type 2-diabetic patients with renal involvement. The absence of retinopathy and short periods of diabetic history may be useful indicators for diagnosis of NDRD clinically.
A:
no