From: Focused ultrasound to displace renal calculi: threshold for tissue injury
Score | Description |
---|---|
0 | No treatment associated lesions |
1 | Focal degenerative change including epithelial cell swelling, tissue hyperemia (congestion) |
2 | Degenerative change accompanied by focal regions of individual epithelial cell necrosis |
3 | Focal coagulative or liquefactive necrosis (emulsification) with hemorrhage |