Kidney cysts and accupuncture

Yes, in fact most of those issues are both related together in significant ways from a Chinese Medicine perspective and are commonly treated and generally respond very well. It would not, however, be a quick fix. Your father should be prepared for at least 3 months of treatment somewhat close together (weekly), then less frequent treatments for much longer. Stroke issues are very commonly treated as well and there is a lot you can accomplish with acupuncture. With the right practitioner there is quite a bit of improvement that he should expect.