患者男，55岁。因右眼突出，伴睑裂变小三年，拟“右眼眶内占位性病变，眼睑下垂原因待查”1987年11月16日收入我科。右眼无外伤及其它眼病史。全身体检未见异常。眼科情况：双眼视力＝1．2，右眼上睑下垂遮盖全瞳孔，上睑肿胀饱满，无红肿。在上眶缘中央至外侧可触及一个约0． Male patient, 55 years old. Due to the prominent right eye, palpebral fissure with three years, to be “right orbital space-occupying lesions, eyelid ptosis to be investigated” November 16, 1987 income in our department. Right eye without trauma and other eye history. No abnormal physical examination. Ophthalmology: Binocular vision = 1.2, right eye ptosis covered the entire pupil, swelling of the upper lid full, no swelling. Around the upper edge of the orbital margin to the outside can reach about 0.