Lecture 19

Question 1

What is the most common subtype of lung cancer ?

Answer 1

Adenocarcinoma. (Originates in glandular tissue)

Question 2

What lung cancers are located centrally ?

Answer 2

Small/Oat cell and squamous cell carcinoma.

Question 3

What lung cancer is located peripherally ?

Answer 3

Large cell carcinoma.

Question 4

What type of lung cancer has the worst prognosis ?

Answer 4

Small cell carcinoma.

Question 5

How do you find the staging of lung cancer ?

Answer 5

1. Use TNM system.

2. Use Fine Needle Biopsy to find staging + subtype.

Question 6

Asbestos exposure leads to what kind of lung cancer ?

Answer 6

Mesothelioma.

Question 7

Asbestos + Smoking = how high is the lung cancer risk?

Answer 7

50%-90% higher than the general population.

Question 8

What is the 2nd biggest killer after lung cancer ?

Answer 8

Colorectal carcinoma.

Question 9

What is the first metastatic site of colon cancer?

Answer 9

The Liver because it is the first site of drainage.

Question 10

What marker is used in colon cancer ?

Answer 10

Carcinoembryonic antigen (CEA) is a tumor marker that is used to monitor the progress of colon tumors (NOT used for diagnosis).

Question 11

Does aspirin help or make colorectal carcinoma risks worst?

Answer 11

It helps, so it’s given to people with FAP.

Question 12

What are paraneoplastic syndromes ?

Answer 12

Remote symptoms caused by the tumour’s release of factors. These include…
1.Fever
2.Cachexia
3.Neurological impairments from Immunological responses.
4.Endocrine responses.
etc.