0% vs 3.7% = .000, 30.9% vs 3.7% = .000, 1.8% vs 0.9% = .000, respectively). There was no significant difference in the open conversion rate or complications. HPS increase the difficulty of LC. Surgeons should be aware of their presence and should employ appropriate dissection strategies. Sharp or diathermy dissection should be avoided. Dislodging the stone into the gall bladder, stone removal, swab dissection, and cholangiography are useful measures to avoid ductal injury and reduce the conversion rate.HPS increase the difficulty of LC. Surgeons should be aware of their presence and should employ appropriate dissection strategies. Sharp or diathermy dissection should be avoided. Dislodging the stone into the gall bladder, stone removal, swab dissection, and cholangiography are useful measures to avoid ductal injury and reduce the conversion rate. Published comparisons of minimally invasive approaches to colon surgery are limited. The objective of the current study is to compare the effectiveness of robotic-assisted and laparoscopic sigmoid resection. A multicenter retrospective comparative analysis of perioperative outcomes from consecutive robotic-assisted and laparoscopic sigmoid resections performed between 2010 and 2015 by six general and colorectal surgeons, who are experienced in both robotic-assisted and laparoscopic surgical techniques and who had >50 annual case volumes for each approach. Baseline characteristics and surgical risk factors between the two groups were balanced using a propensity score methodology with inverse probability of treatment weighting. Mean standardized differences were reported, and in all instances, a -value < 0.05 was considered statistically significant. Three hundred thirty-six cases (robotic-assisted, n = 211; laparoscopic, n = 125) met eligibility criteria and were included in the study. Following mes for colorectal patients. Venous thromboembolisms (VTEs) in patients who have undergone a colorectal cancer operation increases morbidity and mortality, lengthens recovery time, and are costly. The current common standard is a 28-day prophylactic regimen of 40 mg enoxaparin daily. This study aims to examine the variability in prophylaxis discharge prescriptions at one institution, report 30-day postoperative incidence of venous thromboembolisms and bleeding, and to offer a new protocol for VTE prophylaxis in postoperative patients. This retrospective case series occurred at Abington-Jefferson Health Hospital in Abington, PA. The electronic medical record was searched for patients who underwent an operation for colorectal cancer from October 2019 to mid-March 2020 and all discharge prophylaxis regimens were recorded and patient demographics were analyzed. Outcomes were measured by rate of VTEs and postoperative complications such as bleeding, transfusions, re-admission, and intensive care admission in the 30-day postoperative perio traditionally prescribed 40 mg enoxaparin daily. Upon discharge, aspirin 81 mg with 40 mg of enoxaparin daily for high-risk patients shows benefits, but requires further investigation. To investigate the impact of refractive errors on binocular visual acuity while using the Da Vinci SI robotic system console. Eighty volunteers were examined on the Da Vinci SI robotic system console by using a near vision chart. Refractive errors, anisometropia status, and Fly Stereo Acuity Test scores were recorded. Spherical equivalent (SE) were calculated for all volunteers' right and left eyes. Visual acuity was assessed by the logarithm of the minimal angle of resolution (LogMAR) method. Binocular uncorrected and best corrected (with proper contact lens or glasses) LogMAR values of the subjects were recorded. The difference between these values (DiffLogMAR) are affected by different refractive errors. In the myopia and/or astigmatism group, uncorrected SE was found to have significant impact on the DiffLogMAR ( < 0.001) and myopia greater than 1.75 diopter had significantly higher DiffLogMAR values ( < 0.05). BMS-986158 order Subjects with presbyopia had significantly higher DiffLogMAR values ( < 0.01), and we observed positive correlation between presbyopia and DiffLogMAR values (p = 0.33, < 0.01). The cut off value of presbyopia that correlated the most with DiffLogMAR differences was found to be 1.25 diopter ( < 0.001). In 13 hypermetropic volunteers, we found significant correlation between hypermetropia value and DiffLogMAR (p > 0.7, < 0.01). The statistical analysis between Fly test and SE revealed a significant impact of presbyopia and hypermetropia to the stereotactic view of the subject (p = -0.734, < 0.05). Surgeons suffering from myopia greater than 1.75 diopter, presbyopia greater than 1.25 diopter (D), and hypermetropia regardless of grade must always perform robotic surgeries with the proper correction.Surgeons suffering from myopia greater than 1.75 diopter, presbyopia greater than 1.25 diopter (D), and hypermetropia regardless of grade must always perform robotic surgeries with the proper correction. Transversus abdominis plane (TAP) block is a safe and effective type of regional anesthesia technique used in laparoscopic gynecologic surgery to minimize postoperative pain. Our study aimed to compare the analgesic effects of the posterior versus lateral approaches to laparoscopic-assisted TAP block in minimally invasive gynecologic surgery. We performed a randomized controlled trial with 82 patients allocated to either posterior (n = 38) or lateral (n = 44) TAP block groups. Laparoscopic-assisted posterior or lateral TAP block was administered using liposomal bupivacaine mixture. All subjects were asked to fill out a questionnaire, which included postoperative pain scores at 6 h, 12 h, 24 h, 48 h, and 72 h, as well as narcotic utilization postoperatively. Both groups were compared for postoperative pain scores, opioid consumption, perioperative, and demographic characteristics. A total of 67 patients were analyzed in our study (n = 33 in posterior arm, n = 34 in lateral arm). Demographic characteristics including race, body mass index, comorbidities, American Society of Anesthesiologists classification, pre-operative diagnosis, complication rates, length of stay, and estimated blood loss were comparable between the two groups. The distribution of different operative procedures was similar between the two groups. There was no statistically significant difference in pain scores at 6 h, 12 h, 24 h, 48 h, and 72 h postoperatively between the two groups. However, patients receiving posterior TAP had a significant reduction in narcotic intake ( = 0.0009). Laparoscopic-assisted TAP block is a safe and effective option for regional analgesia in laparoscopic gynecologic surgery. Posterior TAP block may help to reduce narcotic usage postoperatively.Laparoscopic-assisted TAP block is a safe and effective option for regional analgesia in laparoscopic gynecologic surgery. Posterior TAP block may help to reduce narcotic usage postoperatively.