| |
Doppler signals |
| Category |
Description |
Capillary return |
Muscle weakness |
Sensory loss |
Arterial |
Venous |
| Viable |
Not immediately threatened |
Intact |
None |
None |
Audible (ankle pressure >30 mmHg) |
Audible |
| Threatened |
Salvageable if promptly treated |
Intact, slow |
Mild, partial |
Mild, incomplete |
Inaudible |
Audible |
| Irreversible |
Major tissue loss, amputation regardless of treatment |
Absent (marbling) |
Profound, paralysis |
Profound, anaesthetic |
Inaudible |
Inaudible |
|
