Exam 2 - Lung Cancer Weddle Flashcards
___-___ % of lung cancers are associated with smoking
85-90%
______ mutations can predict sensitivity to TKI therapy, and is present in 10-15% of NSCLC
a. EGFR
b. KRAS
a. EGFR
_____ mutations predict resistance to TKI’s; in adenocarcinomas, mutations are exclusive to smokers, ~10-30% of NSCLC
a. EGFR
b. KRAS
c. ALK
d. ROS-1
b. KRAS
encodes a receptor kinase related to ALK; present in 1% of NSCLC
a. EGFR
b. KRAS
c. ALK
d. ROS-1
d. ROS-1
it is recommended to test in 1st line metastatic setting for NSCLC
a. ROS-1 mutation
b. BRAF V600E mutation
c. EGFR mutations
b. BRAF V600E mutation
T or F: PD-L1 testing is not recommended for SCLC
T
adenocarcinomas, squamous and non-squamous cells, and large cells fall under which class?
a. NSCLC
b. SCLC
a. NSCLC
Which NSCLC is being described below?
-most common in non-smokers
-tend to be located peripherally in the lung
a. adenocarcinoma
b. squamous
c. large cell
d. small cell
a. adenocarcinoma
Which NSCLC is being described below?
-clearly related to smoking
-tend to be located centrally in lung
a. adenocarcinoma
b. squamous
c. large cell
d. small cell
b. squamous
which NSCLC is being described below?
-tend to be located peripherally in the lung
-tend to be a diagnosis of exclusion
a. adenocarcinoma
b. squamous
c. large cell
d. small cell
c. large cell
what is being described below?
-related to smoking
-fast growing and rapidly progressive
-can have presence of paraneoplastic syndromes
a. adenocarcinoma
b. squamous cell carcinoma
c. large cell carcinoma
d. small cell carcinoma
d. small cell carcinoma
rank these in order of how common they are in types of lung cancer?
large cell, small cell, adenocarcinoma, squamous
adenocarcinoma (50%) > squamous (30%) > small cell (15%) > large cell (5%)
which of the following about SCLC and NSCLC is TRUE?
a. NSCLC has a clear relationship to smoking
b. paraneoplastic syndromes are common in NSCLC
c. SCLC is not sensitive to radiation and chemo
d. NSCLC has a slower growth fraction
d. NSCLC has a slower growth fraction
which of the following presents more commonly with metastases?
a. SCLC
b. NSCLC
a. SCLC (66% vs 50%)
limited vs extensive stage SCLC
-limited = tumor is confined to hemithorax and contained in a radiation port
-extensive = not confined to hemithorax of origin, not contained in a radiation port, distant metastasis