Pathoma: Lung CA Flashcards
This is a tumor that lacks glands, mucus production (adenocarcinoma), keratin pearls, or intercellular bridges (squamous cell carcinoma).
large cell carcinoma
- adenocarcinoma (40%)
- squamous cell carcinoma (30%)
- large cell carcinoma (10%)
- carcinoid tumor (5%)
–> All are types of?
non-small cell carcinoma
Where is bronchioloalveolar carcinoma typically found? Related to smoking? Prognosis?
- peripherally located
- not related to smoking
- excellent prognosis
What are the 4 subtypes of non-small cell carcinoma?
- adenocarcinoma (40%)
- squamous cell carcinoma (30%)
- large cell carcinoma (10%)
- carcinoid tumor (5%)
What is the overall 5-year survival rate of lung CA?
15%
If the lung tumor starts with _____, it is highly associated with smoking and paraneoplastic syndrome, and is centrally located.
S
Compression of _____ by lung CA causes ptosis, pinpoint pupils, and anhidrosis.
the sympathetic chain
What is a Pancos tumor?
a tumor in the apex of the lung
What are the 3 most common cancers in the US by incidence rate?
- breast/prostate 2. lung 3. colorectal
Name 2 benign lesions that can look like lung CA on chest xray.
- granuloma
- bronchial hamartoma
If the lung tumor starts with an S, it is highly associated with _____.
smoking and paraneoplastic syndrome, and is centrally located
_____ of the lung may produce PTHrP hormone, causing hypercalcemia.
Squamous cell carcinoma
What is a squamous cell carcinoma?
tumor consisting of keratin pearls or intercellular bridges
If a lung tumor involved the ____ nerve, the pt would present with hoarseness.
recurrent laryngeal
_____ is usually treated with chemo and not surgery, but _____ is treated by resection and doesn’t respond well to chemo.
Small cell lung CA; non-small cell lung CA
What is a large cell carcinoma?
tumor that lacks glands, mucus production (adenocarcinoma), keratin pearls, or intercellular bridges (squamous cell carcinoma)
____ is the most common lung CA of female smokers.
Adenocarcinoma
This is a tumor of well-differentiated neuroendocrine cells that is chromogranin positive.
a carcinoid tumor
If a lung tumor involved the recurrent laryngeal nerve, the pt would present with _____.
hoarseness
What do lung metastases look like?
multiple cannon-ball nodules
This is a tumor of the small airways arising from the Clara cell of the lung.
bronchioloalveolar carcinoma
This is an obstruction of the SVC causing distended neck veins, edema, and blue hue to the face and arms.
Superior Vena Cava Syndrome