The susceptible group are those who suffer from burns in perineum or hypertrophy of prostate;who take bed rest or apply catteter for a long time.Conclusion:The main intemal f...

• 结果:男性患者明显高于女性患者,易感因素为会阴部烧伤、前列腺肥大、长期卧床、上导尿管时间较长的病人。