Table 2 Analgesic protocol and intraoperative complications in seven client-owned cats undergoing pelvic or hind limb orthopaedic procedures
Case | Case 1 | Case 2 | Case 3 | Case 4 | Case 5 | Case 6 | Case 7 |
|---|---|---|---|---|---|---|---|
Sacrococcygeal epidural | 0.5% bupivacaine (0.2 mL/kg) | 0.5% bupivacaine (0.3 mL/kg) | 0.5% bupivacaine (0.2 mL/kg) | 0.5% Bupivacaine (0.2 mL/kg) | 0.5% bupivacaine (0.2 mL/kg) | 0.5% bupivacaine (0.2 mL/kg) and morphine (0.2 mg/kg) | 0.5% bupivacaine (0.2 mL/kg) and morphine (0.2 mg/kg) |
EtAA (%) | EtSevo 1.4–2.2 | EtSevo 1.4–2.0 | EtSevo 1.3–1.5 | EtIso 1.1–1.3 | EtIso 1.1–1.3 | EtIso 0.9–1.2 | EtIso 0.9–1.2 |
Additional intraoperative analgesia | None | None | None | Two boluses of ketamine (0.5 mg/kg IV) | Intraneural infiltration of femoral and sciatic nerves with 2% lidocaine | Intraneural infiltration of femoral and sciatic nerves with 2% lidocaine | None |
Postoperative NSAID | Meloxicam 0.05 mg/kg IV q 24 h | Meloxicam 0.1 mg/kg IV followed by 0.05 mg/kg IV q 24 h | Meloxicam 0.05 mg/kg IV q 24 h | Meloxicam 0.05 mg/kg IV q 24 h | Meloxicam 0.1 mg/kg IV followed by 0.05 mg/kg IV q 24 h | Meloxicam 0.1 mg/kg IV followed by 0.05 mg/kg IV q 24 h | Meloxicam 0.05 mg/kg IV q 24 h |
Postoperative GCMPS before administration of additional opioid analgesia | Not performed | 0/20 | 4/20 | Not performed | Not performed | 2/20 | 6/20 |
Additional postoperative opioid analgesia | Methadone 0.2 mg/kg IV q 6 h | Methadone 0.2 mg/kg IV followed by buprenorphine 10 μg/kg q 6 h | Methadone 0.2 mg/kg IV followed by buprenorphine 10 μg/kg q 6 h | Methadone 0.2 mg/kg IV q 6 h | Methadone 0.2 mg/kg IV q 4 h | Buprenorphine 15 μg/kg q 6 h | Methadone 0.2 mg/kg IV q 4 h |
Time of first dose of additional postoperative opioid analgesia | 6 h after epidural | 6 h after epidural | 10 h after epidural | 8 h after epidural | 8 h after epidural | 24 h after epidural | 11 h after epidural |
Intraoperative complications | Bradycardia, hypotension, and hypothermia | Hypotension and hypothermia | Hypotension | Bradycardia, hypotension, and hypothermia | Bradycardia, hypotension, and hypothermia | Bradycardia, hypotension, and hypothermia | Bradycardia, hypotension, and hypothermia |