There are some flesh bumps on the penis
According to your description and photos, sebaceous cyst is likely to proliferate. Sebaceous cyst is caused by blockage of sebaceous gland opening. If there is repeated stimulation such as masturbation, it will easily aggravate the possibility of hyperplasia and enlargement. Masturbation should be relieved first for treatment, and laser treatment should be used if necessary.
From the photos, considering the possibility of pearl rash and other problems, we can continue to observe or confirm it by specific tests. If necessary, we can consider laser surgery to remove it. If there are no symptoms, we generally do not need special treatment for the time being, and then we can confirm it according to the specific examination results. Of course, it may also be related to infection factors.
You can take the picture clearly, besides masturbation, whether there is any other contact, and whether there is itching at ordinary times. Consider the virus or inflammatory stimulation caused by the need to go to a regular hospital for examination and then treat the etiology, and do not masturbate before recovery