<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I am experiencing some symptoms lately, like retention of urine and hand or finger swelling. Also, I am having sharp abdominal pain. What could be the reason behind all these?  <response>: These symptoms may indicate a parasitic disease. You need to get some tests done to confirm it. It could be a helminthic infection or filariasis. We need to start treatment immediately. 