Pathoma cancers of lungs table + TNM 12/07 Flashcards
Small cell lung carcinoma. oncogene?
L-MYC - nuclear regulator; transcription factor; amplification
L-MYC - nuclear regulator; transcription factor; amplification
What tumor?
small cell lung carcinoma
Small cell lung carcinoma. Immunohistology marker?
chromogranin and synaptophysin - neuroendocrine cell marker
Small cell lung carcinoma. pathohistology?
Poorly differented small cells with neuroendocrine differentiation (from Kulchitsky cells)
Small cell lung carcinoma. who is affected?
smoking males
Small cell lung carcinoma. location?
central
Small cell lung carcinoma. What are important characteristics?
Rapidly growth and early metastasize.
Produce endocrine or nervous system paraneoplastics syndromes.
- incr. ACTH -> cushing syndrome
- Incr ADH -> SIADH
- Lambert Eaton myasthenic syndrome
WHAT TUMOR?
Rapidly growth and early metastasize.
Produce endocrine or nervous system paraneoplastics syndromes.
- incr. ACTH -> cushing syndrome
- Incr ADH -> SIADH
- Lambert Eaton myasthenic syndrome
Small cell lung carcinoma
Smoking males, what tumors?
Small cell lung carcinoma;Squamous cell carcinoma (most common)
Lung adenocarcinoma. What oncogene?
ALK - tyrosine kinase
EFGR1 - tyrosine kinase
ALK - tyrosine kinase
EGFR1 - tyrosine kinase
What tumor?
Lung adenocarcinoma
Lung adenocarcinoma. In what people?
- Nonsmokers
- smokers female
Lung adenocarcinoma. What pathohistology?
Glands, mucin and TTF-1 expression
Glands, mucin and TTF-1(thyroid transcription factor) expression.
What tumor?
Lung adenocarcinoma
Lung adenocarcinoma. Location?
Periphery
Lung adenocarcinoma. Important features?
Collumnar cells that growth along preexisting bronchioles and alveoles (in-situ)
On immaging - pneumonia-like consolidation
WHAT TUMOR?
Collumnar cells that growth along preexisting bronchioles and alveoles. (in-situ)
On immaging - pneumonia-like consolidation
Lung adenocarcinoma
UW. Clubbing and hyperthrophic osteoarthropathy. Tumor?
Lung adenocarcinoma
Squamous cell carcinoma. pathohistology?
Keratin perls;
intercellular bridges;
p40 expression
Keratin perls;
intercellular bridges;
p40 expression
WHAT TUMOR?
squamous cell carcinoma.
Squamous cell carcinoma. What people?
MALE SMOKERS (MOST COMMON TUMOR IN THIS POPULATION)
MALE SMOKERS (MOST COMMON TUMOR IN THIS POPULATION)
Squamous cell carcinoma.
Squamous cell carcinoma. Location?
Central