Table 1.
Microbial Culture Results From Fully Reprocessed Bronchoscopes in 5 Hospitals
| Hospital ID | Scope | Model | After High-Level Disinfection | |||
|---|---|---|---|---|---|---|
| Surface CFU | Effluent CFU | Species Identification | Clinical Significance | |||
| Bronchoscope reprocessing effectiveness study7 | ||||||
| 1 | 1 | P190 | 0 | 3 | Kytococcus aerolatus | Low concern |
| 1 | 2 | UC180F | 0 | 0 | NA | NA |
| 1 | 3 | P190 | 0 | 4 |
Bacillus fastidiosus; B. litoralis |
Low concern |
| 1 | 4 | P190 | 0 | 0 | NA | NA |
| 1 | 5 | P180 | 0 | 0 | NA | NA |
| 1 | 6 | XP190 | 0 | 3 | Stenotrophomonas maltophilia | High concern |
| 1 | 7 | P180 | 0 | 3 | S. maltophilia | High concern |
| 1 | 8 | XP160F | 0 | 0 | NA | NA |
| 1 | 9 | 3C160 | 0 | 0 | NA | NA |
| 1 | 10 | P190 | 0 | 3 | Paenibacillus provencensis | Low concern |
| 2 | 11 | UC180F | TNTC | 88 |
Sphingomonas phyllosphaerae; Escherichia coli/ Shigella spp; Lecanicillium lecanii/ Verticillium dahliae; GPC |
High concern, actionable growth level |
| 2 | 12 | 1TH190 | 82 | 69 | GPC | Actionable growth level |
| 2 | 13 | UC180F | 22 (74)a | 0 |
E. coli/
Shigella spp; GPC |
High concern |
| 2 | 14 | 1TH190 | 36 | 163 | GPC | Actionable growth level |
| 2 | 15 | UC180F | 0 | 6 |
S. maltophilia; GPC |
High concern |
| 2 | 16 | 1TH190 | 72 | 0 | GPC | Unknown |
| 2 | 17 | UC180F | 0 | 0 | NA | NA |
| 2 | 18 | 1TH190 | 0 | 0 | NA | NA |
| 3 | 19 | 1TQ180F | 0 | 0 | NA | NA |
| 3 | 20 | UC180F | 0 | 3 | Paenibacillus spp | Low concern |
| 3 | 21 | 1TQ180 | 0 | 0 | NA | NA |
| 3 | 22 | 1TQ180 | 4 | 0 |
Staphylococcus epidermidis; Paenibacillus spp |
Low concern |
| 3 | 23 | 1TQ180 | 0 | 3 | Paenibacillus spp | Low concern |
| 3 | 24 | 1TQ180 | 0 | 0 | NA | NA |
| Endoscope drying effectiveness study8 | ||||||
| 1 | 25 | BF-P180 | 0 | 0 | NA | NA |
| 1 | 26 | BF-P190 | 0 | 3 | Kocuria rosea | Unknown |
| 1 | 27 | UC-180F | 0 | 3 |
S. epidermidis; Bacillus subterraneus |
Low concern |
| 2 | 28 | BF-1TH190 | 0 | TNTC |
S. phyllsophaerae; B. lichenformis/ B. cereus/ B. sonorensis |
High concern; Actionable growth level |
| 4 | 29 | LF-2 | 0 | 18 | B. subtilis | Low concern |
| 4 | 30 | LF-GP | 0 | 6 | B. cereus | Unknown |
| Microbial cultures toolkit study9 | ||||||
| 5 | 31 | BF-1TH190 | 0 | 0 | NA | NA |
| 5 | 32 | BF-H190 | 1 | 1 |
Delftia acidovorans; Rothia mucilaginosa |
Unknown |
| 5 | 33 | BF-H190 | 0 | 2 | S. maltophilia | High concern |
| 5 | 34 | BF-H190 | 1 | 0 | S. epidermidis | Low concern |
| 5 | 35 | BF-1TH190 | 1 | 0 | S. epidermidis | Low concern |
Note. CFU, colony-forming units; NA, not applicable; TNTC, too numerous to count; GPC, gram-positive cocci.
a
Results from a swab of the ultrasound component of an EBUS bronchoscope appear in parentheses.