Pellets on the penis should be differentiated according to the specific area. The appearance of pearl-like corn-like pimples in the coronal groove of the penis, with off-white and cream color, are mostly pearly rashes and do not require treatment. Patients should pay attention to hygiene, if there is a long foreskin, can circumcision, can relieve the development and progress of the particles. If various small granules appear on the penile skin and scrotum, and there is no obvious discomfort, it may be sebaceous gland ectasia, or fat granules, this condition also does not need treatment, and is not infectious in any way, if the granules appear to be red, swollen, enlarged, and increase in number, and accompanied by secretions, and even cause pain, this may be an infectious disease of the scrotum, such as folliculitis, or autoimmune diseases, such as scrotal Eczema. For symptomatic pellets on the penis, you should consult a dermatologist or urologist to clarify the specific disease to be treated.