Small rice grains on the lower body could be pseudo warts or warts. Condyloma acuminatum is a contagious skin disease caused by body contact with human papilloma virus infection. Clinical manifestations are cauliflower-like, papillary hyperplasia, clinical examination can be confirmed with acetic acid white test, or human papilloma virus typing test. However, small rice grains on the lower body may also be pseudo warts. Pseudo condyloma is caused by long-term stimulation by friction, external moisture, infectious inflammation and other factors, resulting in benign skin growths. The actual warts are harmless to the body and do not need special treatment. But usually pay attention to personal hygiene, keep the lower body dry and clean, if there is a lower body infection to carry out appropriate treatment. There may be other reasons for the lower body to grow small rice grains. It is recommended that patients with similar symptoms should be diagnosed and treated by dermatologists in a timely manner.