Signal intensities on DWI and ADC values on initial and subsequent MR scans in 4 patients who underwent one abscess drainage
Patient # | Initial MRI | MR examinations | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Time | 1. Follow-up | Time | 2. Follow-up | Time | 3. Follow-up | ||||||||||||
ADC | DWI | CRP | ADC | DWI | CRP | ADC | DWI | CRP | ADC | DWI | CRP | ||||||
1 | 0.42 | high | 0.5 | D | 4 | 0.87 | low | 0.5 | 14 | 2.19 | low | 0.5 | 26 | 2.25 | low | 0.5 | |
2 | 0.53 | high | 0.5 | 13 | 0.81 | high | 1.7 | D | 21 | 2.76 | low | 0.9 | |||||
0.52 | high | 1.12 | high | 0.46 | high | ||||||||||||
6 | 0.36 | high | 7 | 0.60 | low | 14 | 1.68 | low | |||||||||
0.41 | high | D | 0.51 | low | 1.39 | low | |||||||||||
7 | 0.67 | high | 3.0 | D | 14 | 2.61 | low | 2.2 | 28 | 1.57 | low | 1.0 |
ADC = ×10−3 mm2sec, DWI = signal intensity on DWI, Time = time interval (days) after the drainage, CRP = C reactive protein, D = surgical intervention/drainage