74.37 歲女性病人經電腦斷層檢查，發現影像中箭號所指處有結腸肝彎處腫瘤阻塞發現影像中箭號所指處有結腸肝彎處腫瘤阻塞，合併右側卵巢多囊性腫瘤，下列有關卵巢的診斷何者最恰當？(A)cystadenoma (B)Krukenberg tumor (C)endometrioma (D)dermoid cyst