Table 2. Location of infection and preceding colonization status of 25 HIV-infected adults with MRSA clinical infection, Atlanta, Georgia, USA, 2007–2009*.
| Infection/ participant | Infection location | Clinical infection PFGE type | Colonization status preceding clinical infection | Colonizing PFGE type | Second clinical infection |
|---|---|---|---|---|---|
| Skin and soft tissue infections in the groin | |||||
| VA1 | Buttock | USA300 | None | – | |
| VA2 | Buttock | USA300 | Nares and groin | USA300 | |
| VA3 | Buttock | USA300 | None | – | |
| VA4 | Perianal | USA300 | None | – | |
| VA5 | Perianal | USA300 | Nares and groin | USA300 | |
| VA6 | Pubic area | USA300 | Nares and groin | USA300 | |
| VA7 | Scrotum | USA300 | None | – | |
| VA8 | Thigh | USA300 | None | – | |
| VA9 | Hip | USA500/Iberian | Nares and groin | USA500/Iberian | |
| VA10 | Rectum | USA500/Iberian | Nares and groin | USA300 and USA500/Iberian | 1 mo later: USA500/Iberian rectal infection |
| VA11 | Buttock | No specimen | Groin only | USA300 | |
| VA12 |
Buttock |
No specimen |
Nares and groin |
USA300 |
|
| Skin and soft tissue infections outside of the groin | |||||
| VA13 | Axilla | USA300 | Nares and groin | USA300 | |
| VA14 | Axilla | USA300 | Groin only | USA300 | |
| VA15 | Lip | USA300 | None | – | |
| VA16 | Lower extremity | USA300 | None | – | |
| VA17 | Lower extremity | USA300 | Nares and groin | USA300 and USA100 | |
| VA18 | Scalp | USA300 | Groin only | USA300 | |
| VA19 | Back | USA500/Iberian | Nares and groin | USA500/Iberian | |
| VA20 | Scalp | USA500/Iberian | Nares and groin | USA500/Iberian | 12 mo later: USA500/Iberian decubitus ulcer infection |
| VA21 |
Scalp |
No specimen |
Nares and groin |
USA300 |
|
| Invasive clinical infections | |||||
| VA22 | Bloodstream | USA500/Iberian | Nares and groin | USA500/Iberian | |
| VA23 | Bloodstream | USA500/Iberian | Nares and groin | USA500/Iberian | |
| VA24 | Lung | USA500/Iberian | Nares and groin | USA500/Iberian | 6 mo later: USA500/Iberian pneumonia |
| VA25 | Lung | USA500/Iberian | None | – | 2 mo later: USA500/Iberian infection on foot |
*MRSA, methicillin-resistant Staphylococcus aureus; PFGE, pulsed-field gel electrophoresis; –, not applicable because the participant was not colonized before their clinical infection.