上期试题:关于结核病化疗原则,下列哪项不恰当a
a.应坚持早期、联用、足量、规律、全程用药
b.临床有结核中毒症状,X线病灶有炎性成分,需用化疗
c.利福平对杀灭被吞噬在细胞内的结核菌有效
d.对病灶部分硬结,痰菌阴性者,可先观察,暂不用化疗
e.初治病例如条件允许,尽量采用短程化疗(6个月)
结核性纵隔和(或)左肺门淋巴结炎多见于儿童原发综合征。近年来,在成年人,尤其是老年人中,纵隔淋巴结结核日渐增多,该类人群多合并免疫功能低下。肺部淋巴回流及右侧纵隔组织松软可能为发病的主要因素,以淋巴结多发为主,单侧多于双侧,右侧多于左侧。
Tuberculousmediastinaland(or)leftlunglymphnodephlogistichowprimarysyndromeinchildren.Inrecentyears,inadults,particularlyintheelderly,anincreasingincidenceofmediastinallymphnodetuberculosis,suchpeoplemoremergeaweakenedimmunesystem.Lunglymphcircumfluenceandmediastinalsofttissueontherightsideasthemainfactorsofthedisease,withmultiplelymphnodeisgivenpriorityto,morethanbilateralunilateral,rightmorethanleft.
成人纵隔淋巴结结核好发部位为气管周围,可合并或不合并肺结核,文献报道约61%的患者有肺内结核病的证据。淋巴结结核在病理上分4期:
Mediastinallymphnodetuberculosisinadultsaroundagoodlocationforthetrachea,canmergeornotamalgamativetuberculosis,literaturereportedthatabout61%ofthepatientswithpulmonarytuberculosisinevidence.Lymphnodetuberculosispointsinpathology.4:
第1期为淋巴组织样增生,镜下见淋巴滤泡增大、淋巴管增生、网状内皮细胞增生,形成结节和肉芽肿。
(1)forlymphoidtissuehyperplasia,microscopically,thelymphfollicleincreased,lymphatichyperplasia,reticularendothelialcellproliferation,andgranulomaformationnodules.
第2期为淋巴结出现干酪样坏死,并出现液化,此期包膜尚完整。
(2)periodforlymphnodeofcaseousnecrosis,liquefactionandappear,thisperiodenvelopeis白癜风外用的有什么特效药中科医院曝光资质