**5. Limitations of regional anesthesia in trauma**

Careful risk–benefit analysis must be used while considering RA techniques. Circumstances where RA is not appropriate include: the debate on whether peripheral blocks are safer when performed on awake or anesthetized patients is unresolved. Available evidence is low-level and conflicting and expert opinion is divergent. Regional anesthesia in sedated patients hide presentation of complications associated with RA like intraneural injections and local anesthetic toxicity.

#### **Regional anesthesia is contraindicated in the following situations:**

