1/20/13

Question 1

What is the usual treatemtn for conjunctivitis?

Answer 1

local sulfonamides (e.g. dichlorphenamide [DCP])

Question 2

What are the top five bacterial genera causing conjunctivitis?

Answer 2

Staph, Strep, H. flu, Moraxella, and Pseudomonas

Question 3

What is the most common viral cause of keratoconjunctivitis?

Answer 3

adenovirus

Question 4

How long does epidemic keratoconjunctivitis (pink eye) usually last?

Answer 4

at least 2 wks.

Question 5

What type of a drug is varenicline (for smoking cessation)?

Answer 5

partial nicotinic receptor agonist

Question 6

What are the 2 main effects of varenicline?

Answer 6

reduce cravings and reduce the pleasurable sensations derived from tobacco use

Question 7

What is the brand name of varenicline in the U.S.?

Answer 7

Chantix

Question 8

What disease typically presents with rapidly progressive dementia, myoclonus, and sharp, triphasic, synchronous discharges on EEG?

Answer 8

Creutzfeld-Jakob disease

Question 9

What is the drug of choice in primary biliary cirrhosis? (Hint: It is also used for primary sclerosing cholangitis.)

Answer 9

Ursodeoxycholic acid

Question 10

What are anti-smooth muscle and anti-LKM Abs associated with?

Answer 10

acute and chronic hepatitis

Question 11

Whch type of bilirubin appears on a urine dipstick, conjugated or unconjugated?

Answer 11

Conjugated

Question 12

What is the basis of the pathofizz of paroxysmal nocturnal hemoglobinuria?

Answer 12

increased red cell susceptibility to lysis by complement

Question 13

What protein is defective in PNH? What other protein is defective as a result?

Answer 13

GPI anchor; Decay-accelerating factor (DAF)