Jump to content

ID Board Review/Bacterial Diseases/Gram-positive cocci (GPC)

From Wikibooks, open books for an open world

Medically Significant GPC

[edit | edit source]
Gram Positive Cocci Characteristics
Bacteria Histology Catalase Coagulase Hemolysis Optochin Bacitracin
Staphylococcus spp "Grape-like" clusters Positive Positive
CONS - Positive Negative
Streptococcus spp Pairs and chains Negative -
S. pneumoniae Pairs and chains Negative - α-hemolysis Sensitive
S. viridans Pairs and Chains Negative - α-hemolysis Resistant
S. pyogenes Pairs and Chains Negative - β-hemolysis Sensitive
S. agalactiae Pairs and Chains Negative - β-hemolysis Resistant

CONS- Coagulase Negative Staph