Chlamydia

Question 1

What percentage of young women have chlamydia?

Answer 1

10%

Question 2

What is the incubation period for chlamydia?

Answer 2

7-21 days

Question 3

What are some clinical features of Chlamydia?

Answer 3

• Asymptomatic in around 70% of women and 50% of men.
• Women: cervicitis (discharge, bleeding), Dysuria
• Men: urethral discharge, dysuria.

Question 4

What investigations can you use in Chlamydia?

Answer 4

• NAATs (Nuclear acid amplification tests) - investigation of choice.
• Urine, vulvulovaginal swab or cervical swab can also use NAAT.

Question 5

What are some potential complications of chlamydia?

Answer 5

• epididymitis
• pelvic inflammatory disease
• endometritis
• increased incidence of ectopic pregnancies
• infertility
• reactive arthritis
• perihepatitis (Fitz-Hugh-Curtis syndrome)

Question 6

Describe the chlamydia screening program in the UK?

Answer 6

• Open to all men and women aged 15-24 years.

Question 7

How do you manage chlamydia?

Answer 7

1. Doxycycline (7 day course) or azithromycin (single dose)
   
   • Azithromycin might be better due to poor compliance.
2. If Pregnant - erythromycin or amoxicillin.

Question 8

What percentage of patients with genital Chlamydia infection are asymptomatic?

• Around 90% of women and 80% of men
• Around 90% of women and 25% of men
• Around 50% of women and 25% of men
• Around 70% of women and 50% of men
• Around 50% of women and 70% of men

Answer 8

Asymptomatic in around 70% of women and 50% of men.

Question 9

Describe contract tracing for Chlamydia.

Answer 9

• Contact Tracing - choice of GUM or practice nurse with GUM support.
• Men - all partners from the 4 weeks prior to onset of symptoms should be contacted.
• Women & asymptomatic men - all partners from the last 6 months or the most recent sexual partner should be contacted.

Question 10

What is your strategy to treat the traced contacts?

Answer 10

“Treat then test” - treat contacts before results of the investigations are known.