Table 2 Laboratory methods for identification and susceptibility testing
From: Bacterial infections in Lilongwe, Malawi: aetiology and antibiotic resistance
| Organism | Media | Tests for presumptive identification | Susceptibility panel | Method |
|---|---|---|---|---|
| Salmonellae | BAP | Gram stain; | GNP | Disc diffusion |
| MAC | TSI; | |||
| Indole; | ||||
| Colony morphology; | ||||
| Urease | ||||
| Enteric gram negative bacilli | BAP | Gram stain; | GNP | Disc diffusion |
| MAC | Colony morphology | |||
| Indole; | ||||
| Oxidase; | ||||
| TSI; | ||||
| Citrate; | ||||
| Urease | ||||
| N. meningitidis | BAP | Gram stain | None | None |
| CHOC | Oxidase | |||
| TM | Thayer-Martin | |||
| S. pneumoniae | BAP | Gram stain | GPP | Disc diffusion |
| CHOC | Hemolysis Catalase | Oxacillin | ||
| Bile solubility | screening test | |||
| S. aureus | BAP | Gram stain | GPP | Disc diffusion |
| CHOC | Catalase | Oxacillin | ||
| MSA | Coagulase | |||
| Staphlex | ||||
| C. neoformans | Sabouraud's | Gram stain | None | None |
| BAP | India Ink | |||
| Urease | ||||
| Haemophilus | BAP | Gram stain | None | None |
| CHOC | Oxidase | |||
| API-NH | ||||
| S. pyogenes | BAP | Haemolysis | GPP | Disc diffusion |
| Gram stain |