ONCOGENIC VIRUSES

Question 1

can cause benign warts or malignancy

Answer 1

HPV

Question 2

linked to Burkitts lymphoma, found in africa and New Guinea, also indicated in:

B cell lymphoma
Subset of Hodgkins lymphoma
nasopharyngeal carcinoma
T cell lymphoma, NK cell lymphomas
Gastric carcinomas

Answer 2

EBV

Question 3

DNA virus causing chronic infections that cause hepatocellular carcinomas

multifactorial

Answer 3

Hep B (HBV)

Question 4

RNA virus in which the chronic infections cause hepatocellular carcinoma

Answer 4

Hep C (HCV)

Question 5

this is an RNA oncogenic virus that is associated with T cell leukemia/lymphomas and develops in 1% of infected patients after 20-30 yes of latency

Answer 5

HTLV-1

Question 6

an oncogenic bacteria linked to gastric carcinomas and B cell gastric lymphomas

not a carcinogenic by itself, but is in patients with increased epithelial cell proliferation

background of chronic inflammation or gastritis

CagA gene indicated

Answer 6

H. pylori