What imaging method is first used to diagnose pancreatic cancer?

• A. X-ray
• B. CT scan of the abdomen
• C. MRI
• D. Endoscopic ultrasound

Answer: (B)

In the diagnosis of pancreatic cancer, a CT scan of the abdomen is typically utilized as the initial imaging method. This is due to its ability to provide detailed cross-sectional images of the abdominal organs, which allows for effective visualization of the pancreas and any potential tumors. A CT scan is particularly valuable because it can not only identify masses in the pancreas but also assess the extent of disease, including local invasion and metastasis to surrounding structures or lymph nodes.

While other imaging modalities, such as MRI or endoscopic ultrasound, may have specific roles in further evaluating pancreatic lesions or in staging the disease, the CT scan remains the first choice for its rapidity, accessibility, and comprehensive view of the abdominal cavity. X-rays, on the other hand, do not provide sufficient detail for soft tissue differentiation and are not typically used for diagnosing pancreatic conditions.