Menstrual Changes and HIV. Worried about a spot, lump or growth on your penis? HIV does not cause red spots. Peyronie's disease Peyronie's disease is an uncommon condition that causes a thickened area or hard lump plaque in the shaft of the penis. Cancer of the penis Penile cancer is a rare type of cancer that can cause a sore or lump on the penis, most commonly on the head of the penis.
What is this lump on my penis?
What is this lump on my penis? Genital warts are small fleshy growths or bumps that can appear on the shaft, and sometimes head, of the penis or under the foreskin. Medication and Health Reminders. You need to see a physician to work out what is causing any red spots you are experiencing. No comments have been made.
Spots and marks on the skin or glans of the penis could be many different things, many of them easily treated or not especially serious. They don't cause symptoms and don't require treatment. It is not a substitute for professional care.