Regional anesthesia complications

Front

What is the time window for effective surgical decompression for an epidural hematoma after symptom onset?

Back

6 hours

Front

What is typically the earliest sign of local anesthetic systemic toxicity?

Back

Perioral numbness

Front

What factor increases the risk of developing transient neurologic symptoms following spinal anesthesia?

Back

Lithotomy positioning after spinal anesthesia

Front

Which patient factor is most strongly associated with an increased risk of post-dural puncture headache?

Back

Pregnancy

Front

What is the typical presentation of transient neurologic symptoms after neuraxial block?

Back

Severe back and leg pain beginning within 24 hours after neuraxial block.

Front

Define local anesthetic systemic toxicity (LAST).

Back

A potentially life-threatening condition resulting from the absorption of local anesthetics into the systemic circulation, leading to neurological and cardiovascular symptoms.

Front

What are the common symptoms of local anesthetic systemic toxicity?

Back

Symptoms include perioral numbness, tinnitus, seizures, and cardiovascular collapse.

Front

What is the role of the combined spinal-epidural technique in anesthesia?

Back

It allows for the benefits of both spinal and epidural anesthesia, providing rapid onset and prolonged analgesia.

Front

What is a post-dural puncture headache?

Back

A headache that occurs after a lumbar puncture, typically due to cerebrospinal fluid leakage.

Front

What is the significance of the 'saddle anesthesia' symptom?

Back

It indicates potential damage to the sacral nerve roots, often associated with spinal anesthesia complications.