There is a lump under the skin next to the labia, need to be combined with other clinical symptoms, diagnose what is the case, timely cooperation with the doctor to deal with the symptoms, the reasons are: 1, if there is just a small lump under the skin, there is no redness and pressure pain, consider sebaceous cysts or lipomas, belong to the benign lumps, the growth of the slower, do not need special treatment, and so on the growth of the adjacent tissues if the influence of the doctor can cooperate with the operation. 2. If small bumps with redness, swelling and pain suddenly appear, it is considered to be a cyst of the vestibular gland or the local lack of good skin hygiene, causing sweat pore blockage, breeding bacteria and inflammation.