视网膜母细胞瘤影像学表现解剖概述病理临床表现影像学分期影像学表现2岁，男Seven-month-oldmalepatientwithamound-shapedretinoblastoma;plainT1-WIwithmoderatelyhyperintensetumor(a);afterapplicationofcontrastmediumasharpdemarcationofthechoroidtotheretinoblastoma(b);T2-WIwithsmalldefinedretinaldetachmentwithsubretinalfluiddelineatedbytheretina(c)(T=retinoblastoma,F=subretinalfluid,V=vitreousbody,L=lens,O=opticnerve,C=choroid,R=retina)鉴别诊断小结