A 45-year-old Caucasian female presents for evaluation of a right leg pain. Physical exam reveals a jaundiced, gaunt woman with a right leg that is twice the size of the left. Her physical exam is...

A 45-year-old Caucasian female presents for evaluation of a right leg pain. Physical exam reveals a jaundiced, gaunt woman with a right leg that is twice the size of the left. Her physical exam is also positive for abdominal tenderness. On further questioning, the patient confirms recent unintentional weight loss. In the context of these textbook symptoms, you recognize the blood clot in her leg as Trousseau sign. Which of the following tumors is responsible for her symptoms?

A. Pancreatic adenocarcinoma

B. Zollinger Ellison Gastrinoma

C. Insulinoma

D. Intraductal papillary mucinous neoplasms