慢性化脓性中耳乳突炎,常因炎症破坏中耳和乳突骨壁而向周围扩散,产生各种脓肿,但少有引起帽状腱膜下脓肿者。我院收治3例,报告如下。例1 女,13岁。左耳反复溢脓10年。耳内胀痛伴寒战、发热1月,半个月来左耳后肿痛,日渐伸延至左颞、额、枕及颈部。体检:T38℃,BP10.7/5.33kPa(80/40mmHg)。左上睑浮肿,左耳廓向 Chronic suppurative otitis media, often due to inflammation of the destruction of the middle ear and mastoid bone wall spread to the surrounding, resulting in a variety of abscesses, but rarely caused by subgaleal abscess hat. 3 cases admitted to our hospital, the report is as follows. Example 1 Female, 13 years old. Repeated empyema left ear 10 years. Ear pain and chills, fever in January, two months after the left ear swelling and pain, gradually extended to the left temporal, forehead, pillow and neck. Physical examination: T38 ° C, BP10.7 / 5.33 kPa (80/40 mmHg). Left upper eyelid edema, left ear profile