Stress ulcer is a severe complication of clinical critical diseases, which has high mortality.

应激性溃疡是临床危重疾病的严重并发症，且有较高的死亡率。

youdao

Pelvic fracture is a common injury, especially the unstable pelvic fracture, which easily complicated by hemorrhagic shock, has high mortality and disability.

骨盆骨折是常见的损伤，其中不稳定型骨盆骨折易发生失血性休克，死亡率和致残率较高。

youdao

Conclusion: it is very difficult to cure uremia accompanied by upper gastrointestinal hemorrhage, which has a high mortality rate and urgent hemodialysis could change the prognosis.

结论：尿毒症并上消化道大出血治疗困难，死亡率高，紧急血液透析可改善预后。

youdao