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Published on: August 18, 2014
Evaluation of the olfactory memory after spinal anesthesia: a pilot study.
A Demirhan1, K Erdem, A Akkaya
1Department of Anesthesiology and Reanimation; Department of Cardiovascular Surgery; Department of Orthopedics and Traumatology; Department of General Surgery; Department of Otorhinolaryngology; Department of Anesthesiology and Reanimation, Abant Izzet Baysal University Medical School, Bolu, Turkey. boluanestezi14@gmail.com.
Spinal anesthesia (SA) does not impact olfactory memory, as confirmed by the Brief-Smell Identification Test (B-SIT). This pilot study found no significant changes in smell identification scores after SA in surgical patients.
Area of Science:
- Anesthesiology
- Neuroscience
- Otolaryngology
Background:
- Investigating the potential impact of spinal anesthesia (SA) on cognitive functions, specifically olfactory memory.
- Assessing the safety and efficacy of SA in elective minor surgeries.
Purpose of the Study:
- To determine if spinal anesthesia affects olfactory memory.
- To evaluate olfactory memory using the Brief-Smell Identification Test (B-SIT).
Main Methods:
- Prospective clinical study involving 40 patients (18-65 years) undergoing elective minor surgery under SA.
- Administration of the B-SIT preoperatively and on postoperative days 1 and 2.
- Monitoring for postdural puncture headache (PDPH) and neurological symptoms.
Main Results:
- No statistically significant difference in olfactory memory scores was found between preoperative and postoperative assessments (p > 0.05).
- Headache and PDPH did not significantly alter olfactory memory evaluation.
- No significant impact of SA on smell identification was observed.
Conclusions:
- Spinal anesthesia does not appear to affect olfactory memory.
- Further research with larger sample sizes is recommended to validate these pilot study findings.
