Commensal Neisseria spp. & MOraxella catarrhalis

these organisms are divided into three groups, namely:

1. group 1

2. group 2

3. group 3

between the three groups, group 1 is the ____

traditional pathogens

between the three groups,, group 2 is the ____

commensal Neisseria spp. that can grow on selective media

between the three groups, group 3 is the

commensal neisseria spp. that do not usually grow on selective media

what is the primary isolation sites of N. gonorrhoeae in both males and females?

male: urethra

female: endocervix

large (up to 3mm), grayish white, opaque, deeply wrinkled, irrgular, bread crum like colony

N. sicca

primary isolation sites of N. sicca

1. nasopharynx

2. saliva

3. sputum

3-5 mm, grayish white, opaque; 48 hr. colony may have elevated center and thinner, wavel ike periphery (“wagon wheel”)

Moraxella catarrhalis