Background and Aims:Ropivacaine is considered as a safe alternative to bupivacaine for labor analgesia. The aim was to compare epidural ropivacaine and bupivacaine in intermittent doses for obstetric analgesia.Material and Methods:In this prospective, randomized, double-blind study, 60 women in labor were randomly allocated to receive either bupivacaine 0.1% with fentanyl 2 μg/mL (BF), or ropivacaine 0.1% with fentanyl 2 μg/mL (RF). Bromage scale, loss of cold sensation to ether swab in midclavicular line, visual analog scale were used to test for motor block, sensory block and pain, respectively. Hemodynamic parameters, onset of analgesia, dose requirement of drug to produce analgesia, duration of labor, and incidence of side effects were also recorded. Data were expressed as mean ± standard deviation and analyzed using students unpaired t-test, Chi-square and Mann-Whitney U-tests at P < 0.05.Results:Both drugs were similar with respect to hemodynamic stability, onset of analgesia, quality of analgesia, sensory blockade, neonatal outcome, requirement of drugs, duration of labor, and incidence of side effects. Three parturient in bupivacaine (B-F) group had a motor block of Bromage 1 and were delivered using forceps. None of the parturient in ropivacaine (R-F) group had any motor block, and all had spontaneous vaginal delivery, but this difference was not statistically significant (P = 0.081).Conclusions:Bupivacaine and ropivacaine provide equivalent analgesia in low (0.1%) concentration.
Background and Aims:
Risk stratification of severely morbid obstetric patients receiving anaesthesia services can be helpful in improving maternal outcomes. This study was undertaken to analyse these patients using the WHO near-miss (NM) approach and to assess the applicability of maternal severity score (MSS) to predict maternal mortality.
Methodology:
This is a one-year retrospective cohort analysis at a tertiary care centre. Of all the obstetric patients receiving anaesthesia, those with 'potentially life-threatening conditions' (PLTC) were identified. Amongst women with PLTC, those fulfilling the WHO NM criteria were grouped into either maternal near miss (MNM) or maternal death (MD) depending on final survival outcome. The MSS was assessed upon admission to post-anaesthesia ICU. The cases of “near miss” were compared to maternal death to determine the factors and WHO NM criteria significantly associated with mortality. Area under ROC curve (AUROC) was used to assess the accuracy of MSS to predict maternal mortality.
Results:
Of the 4351 anaesthetised obstetric patients, 301 were PLTC, 59 MNM and 11 MD. Obstetric haemorrhage was the commonest PLTC with the highest risk for MNM and MD. Preoperative organ dysfunction, referral from other centres, intra-uterine fetal death (IUFD) and WHO cardiovascular and respiratory NM criteria were significantly associated with mortality. MSS had excellent accuracy for the prediction of mortality (AUROC was 0.986 and 95% CI 0.966–0.996).
Conclusion:
Haemorrhage is the leading cause of MNM and MD. MSS is reliable in stratifying the severity of maternal morbidity and in predicting maternal mortality. Thus it can be used as an effective prognostic tool.
Thus, our study concludes that unilateral SA is a cost-effective and rapidly performed anaesthetic technique. Unilateral SA with 10 mg bupivacaine and sequential CSEA with 5 mg spinal and incremental epidural top up, both provide good quality sensory and motor block for lower limb orthopaedic surgery but sequential CSEA provides significantly more stable haemodynamics with feasibility to prolong block. Thus sequential CSEA should be preferred over unilateral SA in high risk patients especially for major lower limb orthopaedic surgeries.
<p class="abstract"><strong>Background:</strong> For performing inguinal hernia surgeries, giving spinal anesthesia is a well known technique as it easy and provides fast onset, effective sensory and motor blockade in an awake patient. Now-a-days Bupivacaine is gaining importance as an effective spinal anaesthetic agent in combination with opioid analgesic Fentanyl to reduce the postoperative pain and side effects associated with surgery. This study aims to compare the effectiveness of intrathecal Bupivacaine alone versus combination of Bupivacaine with Fentanyl.</p><p class="abstract"><strong>Methods:</strong> The study designed was a prospective, randomized, double blinded comparative study. Patients were randomly divided into two groups of 25 each. Group B received hyperbaric intrathecal Bupivacaine 12.5 mg and Group BF received diluted hyperbaric intrathecal Bupivacaine 7.5 mg and Fentanyl 25 µg for spinal anesthesia . Parameters like sensory and motor block were assessed. Side effects produced during perioperative and postoperative period were observed and noted. Satisfactory criteria by the surgeons and patients were considered.</p><p class="abstract"><strong>Results:</strong> The time taken to attain surgical anesthesia and peak sensory levels in minutes was statistically significant in Group B compared to Group BF. Due to higher dose of Bupivacaine, it was observed that degree of motor blockade is also higher in group B when compared to group BF. The incidence of hypotension, nausea, vomiting and hypothermia are significantly higher in group B due to high dose of Bupivacaine. The surgeons and patients satisfaction was good in both the groups. </p><p><strong>Conclusions:</strong> Low dose Bupivacaine in combination with Fentanyl is safe and effective alternative for spinal anesthesia for inguinal herniorrphaphy as compared to conventional high dose Bupivacaine alone.</p>
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