There is a small hard lump at the end of the sternum, which hurts a little when pressed hard, and a small black spot
Hello, if this is the current situation can go to the local hospital's orthopedic examination to see, if there is not much change, you can pay attention to the regular review to see.There is no big problem from the outside.If there are no other uncomfortable symptoms, you don't need to deal with it first, pay attention to the review of ultrasound to see it.
The lowermost part of the sternum is the saber process.It is sometimes more obvious and easily palpable in people with thin body types.There is a possibility of pain if pressure is applied with force.If there are no other symptoms, no special treatment is usually necessary.The black spot may be a nevus
According to your description of the symptoms and the uploaded pictures, it is considered to be a sebaceous cyst with a small hole in the surface skin visible at the opening of the sebaceous gland, which may be covered with blackheads. If the cyst is small and there is no change, it is recommended to continue observation, and if it is larger, it can be treated by surgical removal.