A large rice-like hard lump on a woman’s lower body may be caused by a vestibular cyst, there may also be caused by angioedema, and may also be caused by warts. 1. Vestibular cysts: Vestibular cysts, also known as Bartholin’s gland cysts, are a kind of disease caused by the blockage of the opening of the vestibular gland ducts and the accumulation of secretions in the gland cavity, which can lead to the symptoms of a large rice-like hard lumps on the lower body of female patients. 2. angioedema: angioedema is a kind of loose parts of the deep dermis and subcutaneous tissue of the limited edema disease, the disease can also lead to female patients have a rice grain hard pimples on the lower body symptoms. 3. Condyloma acuminatum: Condyloma acuminatum is a disease caused by infection with the human papilloma virus, which can also lead to the symptoms of a large rice-like hard lump on the lower body of female patients. In addition to the above diseases, other factors can also lead to female patients have a large rice-like hard bumps on the lower body symptoms, it is recommended to consult a doctor in a timely manner to find out the cause and ask the doctor to deal with it.