【摘要】 目的:探讨支气管肺癌并发肺脓肿的诊断。方法:回顾分析48例支气管肺癌并发性肺脓肿的临床、放射、纤维气管镜检查及开胸肺活检方面的资料。结果:肺癌合并肺脓肿时思维要开阔,纤支镜或开胸肺活检可协助肺癌确诊。结论:纤支镜对肺脓肿、肺癌明确诊断帮助很大,可减少误诊机会。
【关键词】 支气管肺癌,肺脓肿,纤支镜,误诊
Clinical Study of 48 Cases with Pulmonary Cancer Compounded with Pulmonary Abscess
ZHI Xue-jun,WANG Lei
The First Affiliated Hospital , Hebei North University,Zhangjiakou,075000,China
【ABSTRACT】 Objective: To study the diagnosis of pulmonary cancer compounded with pulmonary abscess. Methods: Reviewed and analyzed were the data of 48 cases of pulmonary cancer compounded with pulmonary abscess in clinical manifestation, radioactive treatment, fibrobronchoscopic examination and biopsical examination. Results: In case of pulmonary cancer compounded with pulmonary abscess, broad perspectives were essential.Fibrobronchoscopic examination and biopsical examination could aid in diagnosing pulmonary cancer. Conclusion: Fibrobronchscope was of great help to diagnose pulmonary abscess and pulmonary cancer and reduce misdiagnosis.
【KEY WORDS】 bronchopulmonary cancer; pulmonary abscess; fibrobronchoscopy; misdiagnosis
支气管肺癌(肺癌)临床表现多种多样,均缺乏特异性。但以高热、咳嗽、咳大量脓臭痰为首发症状的并不多见。高热、咳嗽、咳大量脓臭痰多为肺脓肿的临床特征,故常常诊断简单,造成误诊。本文将我院和解放军251医院2000.7~2004.8月间收治的48例支气管肺癌合并肺脓肿患者的临床资料分析如下,以便提醒临床医师减少误诊机会。
1 临床资料
1.1 一般资料 本组男性36例,女性12例,年龄45~76岁,平均56.6岁。开始均诊断为肺脓肿,经治疗进一步检查确诊,时间半月至6月不等。
1.2 确诊方式 48例中行痰找癌细胞确诊12例,腺癌6例,鳞癌6例。纤维支气管镜检查确诊30例,小细胞未分化癌12例,鳞癌18例。开胸肺手术确诊6例,为腺癌。
1.3 临床及X线表现 48例患者均有发热,体温波动于38.5℃~40℃ 间;咳嗽、咳大量脓性痰,有臭味,一日痰量约100ml;明显消瘦、乏力;其中6例于确诊过程中出现头痛、一侧肢体无力等脑转移征象;血常规示白细胞均15×109/L以上;X线表现:团片状模糊阴影,局限于一侧或双侧多发,可见空洞及液气平面,病变于左上叶24例,右上叶12例,双侧多发6例,左舌叶6例。
1.4 治疗 48例患者均给予静点青霉素、先锋霉素、喹诺酮类抗生素和灭滴灵抗感染,诊断为肺癌后方给予化疗药物。
2 讨论
近年来,随着肿瘤发病率的逐年上升,肺癌的病死率已居肿瘤首位。肺癌是肺部最常见的原发性恶性肿瘤,多在40岁以上发生,并与空气污染、吸烟、遗传及某些职业有关。肺癌阻塞支气管引起远端肺的化脓性感染或癌肿本身中心液化坏死、继发感染,毒性症状多不明显[1],脓痰量少、抗生素疗效差且癌性空洞常有肺癌的症状:主要有咳嗽、咯血、胸痛、呼吸困难及肿瘤引起的阻塞、压迫症,但均缺乏特异性。X线胸片可见癌肿块影有偏心空洞、壁厚、内壁凹凸不平,易发生胸膜转移
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