Chapter 51: Liver- Tumors of the Liver

Question 1

What is the most common liver cancer?

Answer 1

Metastatic disease outnumbers primary tumors 20:1; primary site is usually the GI tract

Question 2

What is the most common primary malignant liver tumor?

Answer 2

Hepatocellular carcinoma (hepatoma)

Question 3

What is the most common primary benign liver tumor?

Answer 3

Hemangioma

Question 4

What lab tests comprise the workup for liver metastasis?

Answer 4

LFTs (AST and alkaline phosphatase are most useful), CEA for suspected primary colon cancer

Question 5

What are the associated imaging studies?

Answer 5

CT scan, ultrasound, A-gram

Question 6

What is a right hepatic lobectomy?

Answer 6

Removal of the right lobe of the liver (i.e., all tissue to the right of Cantle’s lineis removed)

Question 7

What is a left hepatic lobectomy?

Answer 7

Removal of the left lobe of the liver (i.e., removal of all the liver tissue to the leftof Cantle’s line)

Question 8

What is a right trisegmentectomy?

Answer 8

Removal of all the liver tissue to the right of the falciform ligament

Question 9

What chemical exposures are risk factors for angiosarcoma?

Answer 9

1. Vinyl chloride
2. arsenic
3. thorotrast contras