U.S., May 2 -- ClinicalTrials.gov registry received information related to the study (NCT07561411) titled 'Erector Spinae Block Versus Paravertebral Block on Chronic Pain After Mastectomy' on April 20.
Brief Summary: The goal of this clinical trial is to learn if the erector spinae block can reduce the incidence of chronic pain compared to the paravertebral block in adult patients undergoing total mastectomy. The study includes patients aged 18 to 80 years scheduled for mastectomy, with or without axillary dissection. The main questions it aims to answer are:
* Does erector spinae block reduce the incidence of chronic pain at 3 months after mastectomy compared to paravertebral block?
* Does erector spinae block affect postoperative outco...