摘要
胰腺癌是最常见的原发性胰腺恶性肿瘤。症状没有特异性,一般包括腹痛、黄疸、没有食欲、体重减轻、恶心和呕吐。胰腺癌在CT上多表现为边界不清的含实质成分的肿块并伴有胰管的扩张;肿瘤通常较小,没有钙化;在注射造影剂后,肿块显像的强化程度低于周围正常胰腺实质;肿块为卵圆形、圆形或表现为分叶状,多有局部浸润。这些特点有助于胰腺癌和其他胰腺肿瘤的鉴别诊断。
Carcinoma of panereas is the most common primary pancreatie malignancy.Symptoms usually are nonspecific and include abdominal pain,jaundice,loss of appetite,weught loss,nausea,and vomiting,CT usually demonstrates a mass with ill-defined margins but also solid components and dilatation of the main pancreatic duct.This tumor is usually smaller and virtually never contains calcification.Following contrast material administration,all masses were enhanced less than the surrounding panereas.Tumors were oval,round or lobular,and is almost always loeally invasive,These features can be used to differentiate careinoma of pacreas from other pancreatic tumors.
出处
《中国癌症杂志》
CAS
CSCD
2005年第4期395-398,共4页
China Oncology
关键词
胰腺癌
螺旋CT
诊断
carcinoma of pancreas
helical CT
diagnosis
