Final answer:
Absolute contraindications to regional anesthesia include infection at the site of injection, sepsis, and allergy or hypersensitivity to local anesthetics.
Step-by-step explanation:
Absolute contraindications are situations or conditions in which performing regional anesthesia or nerve blocks is considered unsafe or inappropriate.
Some common absolute contraindications to regional anesthesia include:
- Infection at the site of injection
- Sepsis
- Allergy or hypersensitivity to local anesthetics or other components of the injectate