There are a few green bean size lumps under the glans that can be caused by warts, glansitis, penile pearly papules and other diseases. 1. Condyloma acuminatum: mainly due to unclean sexual contact after infection with human papillomavirus, can appear in the glans with a pattern or papillomavirus pimples, shaped like a green bean size lump like, can be a pattern of vegetable lumps. 2. glansitis: when glansitis occurs, pimples or herpes-like changes can appear on the glans, there can be a swollen glans, but also erosion, pain and other symptoms, part of the performance can be mung bean-sized lumps. 3. Penile pearl papules: penile pearl papules can be distributed on both sides of the prepuce tie or around the glans coronal groove, can be manifested as papillary or granulation-like protrusions, similar to the size of mung bean lumps, usually not accompanied by pain and other symptoms. When there are a few mung bean-sized lumps under the glans, you should consult a doctor in a timely manner to clarify the cause of the disease and then actively treat it under the guidance of specialists, which will help to alleviate the uncomfortable symptoms as soon as possible.