Neoplasia IX

Question 1

In which neoplastic conditions are psammoma bodies found?

Answer 1

Papillary adenocarcinoma of the thyroid, serous papillary cystadenocarcincoma of the ovary, meningioma, malignant mesothelioma (pneumonic PSaMMoma- Papillary (thyroid), Serous (ovary), Meningioma, Mesothelioma) (p.223)

Question 2

What are the top three cancers in terms of incidence in the US in men?

Answer 2

Prostate (32%), Lung (16%), Colon/rectum (12%) (p.224)

Question 3

What are the top three cancers in terms of incidence in the US in women?

Answer 3

Breast (32%), Lung (13%), Colon/rectum (13%) (p.224)

Question 4

What are the top two cancers in terms of mortality in the US in men?

Answer 4

Lung (33%), Prostate (13%) (p.224)

Question 5

What are the top two cancers in terms of mortality in the US in women?

Answer 5

Lung (23%), Breast (18%) (p.224)

Question 6

How has lung cancer incidence in the US changed over time in men compared to women?

Answer 6

Lung cancer incidence has dropped in men but has not changed significantly in women (p.224)

Question 7

What is the overall leading cause of death in the US? Second leading cause of death?

Answer 7

Heart disease is the overall leading cause of death in the US; cancer is the second leading cause (p.224)

Question 8

Rank the cancers in decreasing order according to liklihood of metastasis to the brain.

Answer 8

Lung> breast > genitourinary > osteosarcoma > melanoma > GI (p.224)

Question 9

What kinds of primary tumors most commonly metastasize to the brain?

Answer 9

Lung, breast, genitourinary, osteosarcoma, melanoma, GI (p.224)

Question 10

What kinds of primary tumors most commonly metastasize to the liver?

Answer 10

Colon, stomach, pancreas (p.224)

Question 11

What kinds of primary tumors most commonly metastasize to the bone?

Answer 11

Prostate, breast, lung, thyroid, testes (p.224)

Question 12

Rank the cancers in decreasing order according to liklihood of metastasis to the liver.

Answer 12

Colon&raquo_space; stomach > pancreas (p.224)

Question 13

Rank the cancers in decreasing order according to liklihood of metastasis to the bone.

Answer 13

Prostate, breast > lung > thyroid, testes (p.224)

Question 14

About what percentage of brain tumors are due to metastases?

Answer 14

50% (p.224)

Question 15

Describe the characteristics of tumors that have metastasized to the brain.

Answer 15

Typically multiple, well-circumscribed tumors at the gray/white matter junction (p.224)

Question 16

What are the two most common sites of cancer metastasis after the regional lymph nodes?

Answer 16

Liver and lung (p.224)

Question 17

Are bone metastases or primary bone tumors more common?

Answer 17

Metastases are much more common (p.224)

Question 18

Where are bone metastases most frequently localized?

Answer 18

The axial skeleton (p.224)

Question 19

What type of bone lesions are characteristic of metastatic lung cancer?

Answer 19

Lytic lesions (p.224)

Question 20

What type of bone lesions are characteristic of metastatic prostate cancer?

Answer 20

Blastic lesions (p.224)

Question 21

What type of bone lesions are characteristic of metastatic breast cancer?

Answer 21

Lytic and blastic lesions (p.224)