Table 2.
High-concern organisms identified during the second phase of microbiological surveillance.
| Type of Endoscope (Number of Samples) |
Microorganism | Swab from Biopsy Channel | Swab from Suction Channel | Swab from Air/Water Channel | Swab from Elevator Channel | Liquid from Internal Channels |
|---|---|---|---|---|---|---|
| High-Concern Organisms | ||||||
|
Duodenoscope
(10) |
S. maltophilia | 0 | 0 | 0 | 0 | 1/10 (10%) |
|
K. pneumoniae
K. oxytoca |
0 | 0 | 0 | 0 | 4/10 (40%) (1/4 KPC-K. oxytoca) |
|
| Total viable Count (quantity range and % NC samples) | - | - | - | - | 50–>300 CFU 2/10 (20%) |
|
|
Gastroscope
(1) |
P. fluorescens | 0 | 0 | 0 | 0 | 1/1 (100%) |
| Total viable count (quantity range and % NC samples) | - | - | - | - | >300 CFU 1/1 (100%) |
|
|
Colonoscope
(6) |
P. aeruginosa
P. fluorescens |
0 | 0 | 2/6(33.3%) | 0 | 3/6(50%) |
| Total viable count (quantity range and % NC samples) | - | - | - | - | 20–>300 CFU 4/6 (66%) |
|
NC: non-compliant (TVC > 20 CFU/channel or >100 CFU/channels, according to ESGE/ESGENA or CDC guidelines, respectively).