Table 1. Plasma concentration monitoring of Colistin sulfate.
| Sampling time | Administration days | Collection time | Result (mg/L) | Reference interval (mg/L) |
|---|---|---|---|---|
| During ECMO + CRRT | Day 2 of administration (trough concentration) | 2021/2/25 04:55 | Not detected | <2.00 |
| Day 2 of administration (peak concentration) | 2021/2/25 07:00 | 0.13 | <2.00 | |
| Day 4 of administration (trough concentration) | 2021/2/27 16:55 | 0.36 | <2.00 | |
| Day 4 of administration (peak concentration) | 2021/2/27 19:00 | 0.98 | <2.00 | |
| After withdrawal of ECMO and CRRT | Day 22 of administration (trough concentration) | 2021/3/17 08:55 | 0.27 | <2.00 |
| Day 22 of administration (peak concentration) | 2021/3/17 10:30 | 0.82 | <2.00 | |
| Day 31 of administration (trough concentration) | 2021/3/26 21:25 | 0.34 | <2.00 | |
| Day 31 of administration (peak concentration) | 2021/3/26 23:00 | 0.98 | <2.00 |
ECMO, extracorporeal membrane oxygenation; CRRT, continuous renal replacement therapy.