TABLE 3.
Colony morphologya among M. abscessus strains
| Sample type or patient group | No. of patients yielding:
|
||
|---|---|---|---|
| Rough isolates | Smooth isolates | Rough and smooth isolates | |
| Respiratory samples | |||
| Clinical disease, CF | 9 | 1 | 1 |
| Clinical disease, non-CF | 1 | 1 | |
| Chronic colonization, CF | 1 | ||
| Chronic colonization, non-CF | 1 | ||
| Mastoiditis, non-CF | 1 | ||
| Transient colonization without symptoms, CF | 2 | ||
| Transient colonization without symptoms, non-CF | 1 | 5 | |
| Wound infectionb samples | 4 | ||
| Total (n = 28) | 16 | 10 | 2 |
a
Colony appearance (rough or smooth) when cultured on Middlebrook 7H10 agar or horse blood agar.
b
Wound infections acquired during the tsunami in Thailand in 2004.