Paravertebral Block for Mastectomy with Immediate Reconstruction

An ultrasound-guided technique will be used to inject a volume of 40 mL of ropivacaine 0.2%, up to a maximum of 1.5 mg/kg, into the paravertebral space between the T3 and T4 vertebrae.

The patient will receive analgesia as per the anesthesiologist's preferences.