172 - Chancroid

Question 1

Painful, soft ulcers with ragged undermined margins

Inguinal adenitis or bubo

Answer 1

Chancroid

Question 2

Causative agent of chancroid

Answer 2

Haemophilus ducreyi

Question 3

The duration of infectivity of chancroid in the absence of treatment is estimated to be _____ for women

Answer 3

45 days

Question 4

3 classic etiologic agents for genital ulceration

Answer 4

H. ducreyi
Treponema pallidum
Herpes simplex

Question 5

In about _____ of the untreated patients, the course is that of spontaneous resolution without complications

Answer 5

Half

Question 6

Most frequent complain in chancroid

Answer 6

Local pain

Question 7

Y/N: Chancroid infections do not confer immunity and reinfections are possible

Answer 7

Yes

Question 8

Most active drugs against H. ducreyi

Answer 8

Azithromycin
Ceftriaxone
Ciprofloxacin
Erythromycin

Question 9

Treatment regimens for chancroid

Answer 9

Azithromycin 1g orally in a single dose
Ceftriaxone 250 mg IM in a single dose
Ciprofloxacin 500 mg orally twice daily for 3 days
Erythromycin base 500 mg orally QID for 7 days

Question 10

Preferred drug for chancroid in pregnancy

Answer 10

Ceftriaxone

Azithromycin also can be used