The study on apoptosis of middleearcholesteatoma epithelium has become a hotspot in recent years.
近年来,有关中耳胆脂瘤的发生与细胞凋亡状态的研究受到广泛关注。
2
Objective To investigate the location, extension, clinical symptom, image features, and operation treatment of the congenital cholesteatoma of middleear.
目的探讨先天性中耳胆脂瘤的位置、范围、临床症状、影像学特征及手术治疗。
3
MethodsThe level of PGE2 in 12 middleearcholesteatoma specimens(observed group) and 10 samples of normal external ear canal skin(control group) were examined by RIA method.