Gram positive cocci in chains
Streptococcus
Gram positive cocci in clusters
Staphylococcus
Gram positive, kidney-shaped diplococci
Strep pneumoniae
Gram-negative intracellular diplococci
Neisseria (gonorrhea or meningitidis)
Tiny gram-negative, pleomorphic rods
Haemophilus
Gram negative thin rods
E. coli
Gram negative curved rods (2)
- Campylobactor