Nose

Question 1

What are the longterm complications of endoscopic ligation of the sphenopalatine artery?

Answer 1

Continued bleeding
CSF leak
visual disturbance

Question 2

What area is supplied by the sphenopalatine artery?

Answer 2

lateral wall of the nose

Question 3

What tests can be carried out in allergic rhinitis?

Answer 3

Either skin prick tests or RAST tests

Question 4

Which type of hypersensitivity is involved in allergic rhinits?

Answer 4

type 1 (IgE)

Question 5

What are potential treatments for allergic rhinits?

Answer 5

leukotriene receptor antagonists
corticosteroids
allergen avoidance
antihistamines

Question 6

Antihistamines in allergy target what receptor?

Answer 6

H1 (H2 for GI)

Question 7

What is the MOA of corticosteroids in allergy?

Answer 7

Glucocorticoids bind to intracytoplasmic glucocorticoid receptors which translocate into the cell nucleus and regulate gene expression to down-regulate production of inflammatory mediators.