Microbiology

Gram negative
Gram negative cocci

Neisseria
Neisseria meningitidis
Neisseria gonorrhoeae

Gram positive bacteria
1-Cocci
2-Bacilli

Gram positive Cocci

A- Staphylococci

1- Staphylococcus aureus
2- staphylococcus epidermis
3- staphylococcus saprophyticus

B- Streptococci

1- streptococcus pyogenes
2- streptococcus agalactia
3- streptococcus pneumonia
4- streptococcus viridans
5- streptococcus faecalis
6- streptococcus faecium