Gastroinfections 1

Question 1

What causes microbiota variation?

Answer 1

Question 2

What are the factors possibly leading to esophagitis?

Answer 2

Question 3

What’s the clinical presentation of esophagitis?

Answer 3

Question 4

How do we diagnose candida?

Answer 4

Question 5

Describe the candida spp.

Answer 5

Question 6

How can we identify candida among other yeasts?

Answer 6

Question 7

How can we diagnose candida?

Answer 7

Question 8

What are the biological features of HSV-1 (HHV-1)?

Answer 8

Question 9

What is HSV-1(HHV-1)?

Answer 9

Question 10

What’s the genome of HSV-1/HHV-1?

Answer 10

Large, enveloped dsDNA virus

Question 11

Describe the diagnosis of HSV-1/HHV-1

Answer 11

Question 12

What is cytomegalovirus?

Answer 12

Question 13

How can we diagnose CMV?

Answer 13

Question 14

Summarize how different viruses present in endoscopy

Answer 14

Question 15

What is gastritis?

Answer 15

Question 16

What is H. Pylori known for?

Answer 16

Question 17

What are the biological factors of H. pylori?

Answer 17

Question 18

What are ALL the H. pylori virulence factors to colonize?

Answer 18

Question 19

What are ALL the virulence factors of H. pylori for disease induction?

Answer 19

Question 20

What are ALL the virulence factors of H. pylori for immune escape?

Answer 20

Question 21

What are the strain specific factors virulence factors of H. pylori that risk PUD & Oncogenes?

Answer 21

Question 22

What is the main virulence factor for immune escape in H. Pylori?

Answer 22

Lipopolysaccharides- low immunogenicity

Question 23

What virulence factors of H. pylori cause disease induction?

Answer 23

-Type IV secretion system- injection of effectors
-secretory enzymes
-exptoxins
-effectors

Question 24

What main virulence factors of H. pylori lead to colonization?

Answer 24

Adhesins- BabA & SabA
Outer membrane proteins
Flagella- bacterial movement to epithelial surface
Urease- neutralize gastr8c acid

Question 25

What does urease do in H. pylori?

Answer 25

Urease- neutralize gastr8c acid

Question 26

How does H. Pylori increase risk 9f cancer?

Answer 26

Oncoprotein- causes signaling alternations- changes host physiology Facilitates malignant transformation of gastric epithelial cells

Question 27

What allows H. pylori to survive in the stomach?

Answer 27

Urease

Question 28

What virulence factors of H. pylori lead to tissue damage ?

Answer 28

CagA, VacA exotoxin, enzymes

Question 29

Contrast peptic ulcer disease in gastric ulcer and duodenal ulcer

Answer 29

Question 30

Describe potential outcomes of H. pylori

Answer 30

Question 31

What Noninvasive tests diagnose H. Pylori ?

Answer 31

Question 32

What are the invasive Tests for H. pylori diagnosis?

Answer 32

Question 33

Describe the urease breath test to diagnose H. Pylori

Answer 33

Question 34

Describe the fecal antigen test to diagnose H. Pylori

Answer 34

Question 35

Describe serology of H. pylori as a diagnostic test

Answer 35

Question 36

What are the invasive tests f9r H. pylori?

Answer 36

Question 37

Describe the principle of urease test

Answer 37

Question 38

What are the major players of the abdominal cavity?

Answer 38

Question 39

What are the main infections of the abdominal cavity?

Answer 39

Question 40

Describe the clinical presentation of the bacterial peritonitis

Answer 40

Question 41

Where is spontaneous bacterial peritonitis usually seen? What usually cases it?

Answer 41

Question 42

What is secondary bacterial peritonitis?

Answer 42

Question 43

What’s the clinical presentation of appendicitis?

Answer 43

Question 44

Describe the pathogenesis of appendicitis

Answer 44

Question 45

Describe the clinical presentation of pancreatitis

Answer 45