诊断与鉴别诊断

确诊靠典型发病部位、触诊、穿刺囊液和X线摄片。应与球颌窦肿、上颌窦含牙囊肿等鉴别。伴感染时应与牙周脓肿、急性上颌窦炎、面部蜂窝织炎等相鉴别。(https://www.daowen.com)