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[问答题,简答题] 新生儿感染性肺炎有何X线表现?X线阴性能否排除诊断?

慢性全身性疾病导致贫血的机制重要的是() ["红细胞寿命缩短","骨髓不能代偿增生","网状内皮系统不能释放储存铁","无效造血","EPO水平降低"] 女,70岁,双手远端指间关节肿痛,以一侧凸出较明显。ESR:15mm/h,CRP:5mg/L,RF(-)。该患者最可能的诊断是() ["强直性脊柱炎","骨关节炎","风湿性关节炎","类风湿关节炎","系统性红斑狼疮"] 下列哪项不属于物理性皮肤病?() ["日晒伤","冻疮","痱子","脓疱疮","褶烂"] 患儿,男性,半岁。出生后1个月发现左颊部膨隆,渐长大,低头时明显。检查外观如图。对于他目前的处理最不恰当的是() ["给予激素治疗","嘱定期复查,继续观察","发展迅速时,及时治疗","穿刺诊断","手术切除"] 膝骨性关节炎的临床特点() ["早期以疼痛和僵硬为主","骨摩擦音及膝内翻畸形","单侧或双侧交替","关节肿胀压痛","疼痛多发生于上下楼时"] 新生儿感染性肺炎有何X线表现?X线阴性能否排除诊断?
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