NEISSERIA GONORRHOEAE MICROSCOPY

10002609

Synonym(s):
Lab Section Category
Specimen Collection

Endocervix*, Urethra*, Anorectal*, Oropharynx*, Conjunctiva*, Bartholin gland, Skin lesions, Joint fluid, Blood specimens**

*Bedside inoculation of specimen swab(s) onto GC plate(s) in the form of a “Z”
**Inoculation of 10ml blood into BACTEC™ Plus Anaerobic/F Culture Vial (Gold cap). 

Storage/Transport

Specimen should reach the Microbiology Laboratory within 2 hours of collection.

Methodology

Gram Stain

Test Result

Negative:
“No Gram negative diplococcus seen.”

Positive:
“Gram negative diplococci seen.”

Turnaround Time

2 – 4 hours

Day(s) Test Set Up

Daily

Additional Information

• For swab specimens, requests for gram stain and culture cannot be ordered on a single swab.
• Bacterial culture should usually be requested together with Gram stain request.

Sample Rejection

Single swab received for both gram stain and culture.

Last Updated - 13 Jun 2025