Many small bumps on the shoulder may be considered as infectious molluscum contagiosum, filiform warts or periwinkle keratosis. The actual molluscum contagiosum is caused by viral infection and is mostly associated with direct contact transmission such as bathing and swimming. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. If new skin lesions appear, you need to seek medical attention. Both of these diseases are contagious and active treatment is recommended. Keratosis pilaris is mostly related to heredity. It is recommended to eat more foods rich in vitamin A, such as pig liver, cooked carrots, pumpkin, etc. Pay attention to the moisturizing of the skin, you can apply topical vitamin A acid cream, once a night, a small amount of external application, serious cases can also be performed fruit acid chemical peeling treatment.