### Patient: Doctor, I've been feeling hot and cold lately and I've noticed that I've become quite underweight. On top of that, I've also been experiencing some symptoms related to my kidneys. What could be the reason behind all these symptoms?
### Doctor: Based on your symptoms, it is possible that you may have tuberous sclerosis. This is a rare genetic disorder that can cause a variety of symptoms, including the ones you are describing. Further testing and examination would be needed to confirm the diagnosis.