Patient's question:
The foreskin has a yellowish-white hard lump inside. I don't know what it is. It can be picked off, but it's very painful.Doctor's answer:
According to your description, there are yellowish-white hard lumps that can be scraped off, and they are preliminarily considered to be smegma. Don't worry, this is common among normal people. It is recommended to pay attention to hygiene of the penis. Wash it with warm water daily. Eat a lighter diet and engage in more physical exercise. For severe cases of urological diseases, it is advised to seek medical attention promptly and follow the doctor's advice for timely treatment. Avoid changing medications arbitrarily, as this may have the opposite effect. The above suggestions are for reference only. I hope the answer above can help you. Thank you.