Question
A 26 yr old woman visits a gynaecology out patient department with abdominal pain, vaginal discharge since 1 week. There is a history of unprotected sexual contact 2 weeks back. A high cervical swab was taken and transported in a charcoal containing medium to the lab. Gram staining revealed gram negative intracellular diplococci. Which organism is likely to cause this sexually transmitted disease?
| A. |
Haemophilus ducreyi
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| B. |
Chlamydia trachomatis
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| C. |
Treponema pallidum
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| D. |
Neisseria gonorrhoea
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Show Answer
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Correct Answer � D
Explanation
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Answer:- D) Neisseria gonorrhoea
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Gonococcal infection usually presents as mucopurulent cervicitis.
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Mode of transmission is by sexual contact or from mother to baby during birth. Cervical swab is the preferred specimen.
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It is transported in Stuart’s and Amies transport medium.
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Gram staining reveals gram negative intracellular kidney shaped diplococci.
Other options Explanation :-
A) Haemophillus ducreyi – causes sexually transmitted disease known as chancroid. It presents with genital ulcers and enlarged inguinal lymph nodes( bubo ).
B) Chlamydia trachomatis – is the most important cause of non-gonococcal urethritis, epididymitis, proctitis, post gonococcal urethritis.
C) Treponema pallidum – is the causative agent of the sexually transmitted disease syphilis. Clinical manifestations of syphilis can be divided into 4 stages primary, secondary, latent, tertiary.
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Primary syphilis is characterised by a painless ulcer which is hard and indurated. Most common sites are – penis, cervix or labia, anal canal, rectum.
