Woman 74 yo with chief complains of anorexia, colicky pain for one month. Ultrasound detected ascites and left pleural effusion, and at periumbilical area, there was an umbilical tumor with size of 1.5cm, solid and low vascularity.
MSCT of abdomen also doesn’t find any intra-abdomen mass, but the umbilical tumor was very high CE enhancement.
What is your suggestion and your next step ?