Conversation: The conversation between human and AI assistant.
[|Human|] my daughter had mono and an enlarged spleen. The mono was confirmed 11/24/13. A ultrasound confirmed the spleen was enlarged 4 weeks ago. On New years eve my daughter was examined by a doctor and the doctor said she could no longer could feel that the spleen was enlarged. We has another ultrasound 2 days ago and the doctor wants to redo in another 2 weeks because she says based on the ultrasound it is still slightly enlarged. She says she should not run or do any exercise. Another doctor in her practice told us 4 weeks ago when it was confirmed enlarged that she could run and exercise. Any opinion if she could exercise and run.
[|AI|]  Hi there. Mono has a 0.1-0.5% chance of causing a splenic rupture, so any sort of physical activity, and contact sports in particular should be avoided during the first three weeks. Following that, if there are no further symptoms of fever, and ultrasound shows that the spleen size has shrunken and reduced, patients may start gradual increase in the physical activities and return to contact sports after a period of time. So in your case, it's been more than 3 years and your daughter is doing well. So i don't think there is any reason to worry now whatsoever. She can return to sports and running without any issues.