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The current standard treatment for external rectal prolapse and symptomatic high-grade internal rectal prolapse is surgical correction with minimally invasive ventral mesh rectopexy using either laparoscopy or robotic assistance. This study examines the number of procedures needed to complete the learning curve for robot-assisted ventral mesh rectopexy (RVMR) and reach adequate performance.
A retrospective analysis of all primary RVMR from 2011 to 2019 performed in a tertiary pelvic floor clinic by two colorectal surgeons (A and B) was performed. Both surgeons had previous experience with laparoscopic rectopexy, but no robotic experience. Skin-to-skin operating times (OT) were assessed using LC-CUSUM analyses. Intraoperative and postoperative complications were analyzed using CUSUM analyses.
A total of 182 (surgeon A) and 91 (surgeon B) RVMRs were performed in total. There were no relevant differences in patient characteristics between the two surgeons. Median OT was 75min (range 46-155; surgeon A) and 90min (range 63-139; surgeon B). The learning curve regarding OT was completed after 36 procedures for surgeon A and 55 procedures for surgeon B. Both before and after completion of the learning curve, intraoperative and postoperative complication rates remained below a predefined acceptable level of performance.
36 to 55 procedures are required to complete the learning curve for RVMR. The implementation of robotic surgery does not inflict any additional risks on patients at the beginning of a surgeon's learning curve.
36 to 55 procedures are required to complete the learning curve for RVMR. The implementation of robotic surgery does not inflict any additional risks on patients at the beginning of a surgeon's learning curve.
Patients who received endoscopic resection (ER) for early gastric cancer (EGC) or high-grade dysplasia (HGD) are at high risk for the subsequent development of metachronous gastric cancer (MGC). This study aims to compare the detection rate and stage of MGC between biannual and annual endoscopic surveillance after ER of EGC or HGD.
From September 2009 to August 2019, 859 patients who underwent ER for the treatment of EGC or HGD were analyzed, retrospectively. Patients received endoscopic surveillance twice a year (high-intensity group) or annually (low-intensity group) for 3years.
A total of 521 patients were enrolled in this study (267 patients in the high-intensity group and 254 patients in the low-intensity group). During a mean follow-up of 5.3 ± 1.6years, MGCs were found in 27 patients (16.9%) in the high-intensity group and 18 patients (7.1%) in the low-intensity group (P = 0.219). In patients with moderate to severe atrophy (Kimura-Takemoto grade C3 ~ O3), detection rates of MGC during 3years from were 8.4% (16/191) and 2.2% (4/186), respectively (P = 0.007). Forty-four patients who received treatment for MGC, including endoscopic or surgical resection, were stage IA. Only one patient in the low-intensity group was diagnosed as stage IIIA advanced gastric cancer.
There was no significant difference in the detection rate of MGC between biannual and annual endoscopic surveillance after ER of EGC or HGD. However, biannual surveillance showed a higher detection rate during the first 3years, especially for patients with moderate to severe gastric atrophy.
There was no significant difference in the detection rate of MGC between biannual and annual endoscopic surveillance after ER of EGC or HGD. However, biannual surveillance showed a higher detection rate during the first 3 years, especially for patients with moderate to severe gastric atrophy.
Anastomotic leakage after esophagectomy is a serious and demanding complication. Early detection and treatment can probably prevent clinical deterioration of the patient. We have used early endoscopic assessment and a novel endoscopy score to predict anastomotic complications.
57 patients planned for Ivor Lewis esophagectomy were included. Endoscopy videos were recorded and biopsies were taken from the gastric conduit on day 7 or 8 after esophagectomy. A scoring system based on the endoscopic appearance, the combined endoscopy score (0-6), was developed. Scoring of the videos was done blinded. Selleck TAPI-1 Patient outcome with regards to anastomotic complications was registered on postoperative day 30 in accordance with the ECCG definitions and compared to histopathology assessment and the combined endoscopy score retrospectively.
The rate of anastomotic defect (necrosis and leakage, ECCG definitions) was 19%. 7 out of 8 patients with a combined endoscopy score of ≥ 4 developed anastomotic defects. The combined endoscopy score was the only predictor for anastomotic complications.
Prediction of anastomotic complications enables early detection and treatment which often limits the clinical extent of the complication. Early postoperative endoscopy is safe and a relatively simple procedure. The combined endoscopy score is an accurate tool to predict anastomotic complications.
Prediction of anastomotic complications enables early detection and treatment which often limits the clinical extent of the complication. Early postoperative endoscopy is safe and a relatively simple procedure. The combined endoscopy score is an accurate tool to predict anastomotic complications.
This study was designed to define the value, cost, and fiscal impact of robotic-assisted procedures in abdominal surgery and provide clinical guidance for its routine use.
34,984 patients who underwent an elective cholecystectomy, colectomy, inguinal hernia repair, hysterectomy, or appendectomy over a 24-month period were analyzed by age, BMI, risk class, operating time, LOS and readmission rate. Average Direct and Total Cost per Case (ADC, TCC) and Net Margin per Case (NM) were produced for each surgical technique, i.e., open, laparoscopic, and robotic assisted (RA).
All techniques were shown to have similar clinical outcomes. 9412 inguinal herniorrhaphy were performed (48% open with $2138 ADC, 29% laparoscopy with $3468 ADC, 23% RA with $6880 ADC); 8316 cholecystectomies (94% laparoscopy with $2846 ADC, 4.4% RA with a $7139 ADC, 16% open with a $3931 ADC); 3432 colectomies (42% open with a $12,849 ADC, 38% laparoscopy with a $10,714, 20% RA with a $15,133); 12,614 hysterectomies [42% RA with a $8213 Oormed at much higher cost than open and laparoscopic techniques, should only be routinely used with appropriate clinical justification and by cost efficient surgical providers.
During surgery, surgeons must accurately localize nerves to avoid injuring them. Recently, we have discovered that nerves fluoresce in near-ultraviolet light (NUV) light. The aims of the current study were to determine the extent to which nerves fluoresce more brightly than background and vascular structures in NUV light, and identify the NUV intensity at which nerves are most distinguishable from other tissues.
We exposed sciatic nerves within the posterior thigh in five 250-300gm Wistar rats, then observed them at four different NUV intensity levels 20%, 35%, 50%, and 100%. Brightness of fluorescence was measured by fluorescence spectroscopy, quantified as a fluorescence score using Image-J software, and statistically compared between nerves, background, and both an artery and vein by unpaired Student's t tests with Bonferroni adjustment to accommodate multiple comparisons. Sensitivity, specificity, and accuracy were calculated for each NUV intensity.
At 20, 35, 50, and 100% NUV intensity, fluorescence scores for nerves versus background tissues were 117.4 versus 40.0, 225.8 versus 88.0, 250.6 versus 121.4, and 252.8 versus 169.4, respectively (all p < 0.001). Fluorescence scores plateaued at 50% NUV intensity for nerves, but continued to rise for background. At 35%, 50%, and 100% NUV intensity, a fluorescence score of 200 was 100% sensitive, specific, and accurate identifying nerves. At 100 NUV intensity, artery and vein scores were 61.8 and 60.0, both dramatically lower than for nerves (p < 0.001).
At all NUV intensities ≥ 35%, a fluorescence score of 200 is 100% accurate distinguishing nerves from other anatomical structures in vivo.
At all NUV intensities ≥ 35%, a fluorescence score of 200 is 100% accurate distinguishing nerves from other anatomical structures in vivo.
The paracaval portion of the caudate lobe is located in the core of the liver. Lesions originating in the paracaval portion often cling to or even invade major hepatic vascular structures. The traditional open anterior hepatic transection approach has been adopted to treat paracaval-originating lesions. With the development of laparoscopic surgery, paracaval-originating lesions are no longer an absolute contraindication for laparoscopic liver resection. This study aimed to evaluate the safety and feasibility of laparoscopic anterior hepatic transection for resecting paracaval-originating lesions.
This study included 15 patients who underwent laparoscopic anterior hepatic transection for paracaval-originating lesion resection between August 2017 and April 2020. The perioperative indicators, follow-up results, operative techniques and surgical indications were retrospectively evaluated.
All patients underwent laparoscopic anterior hepatic transection for paracaval-originating lesion resection. The median operation time was 305min (220-740min), the median intraoperative blood loss was 400ml (250-3600ml), and the median length of postoperative hospital stay was 9days (5-20days). No conversion to laparotomy or perioperative deaths occurred. Six patients had Clavien grade III-IV complications (III/IV, 5/1). Two patients developed tumor recurrence after 13months and 8months.
Although technically challenging, laparoscopic anterior hepatic transection is still a safe and feasible procedure for resecting paracaval-originating lesions in select patients.
Although technically challenging, laparoscopic anterior hepatic transection is still a safe and feasible procedure for resecting paracaval-originating lesions in select patients.Bacterial infections remain a major cause of morbidity and mortality in immunocompromised children. From the onset of fever, an early administration of broad-spectrum antibiotics is begun; this strategy could induce emergence of multi-drug resistant bacteria (MDR). We describe the incidence and microbiological spectrum, including MDR bacteria of bacterial documented blood-stream infections (BSI) in immunocompromised children. A retrospective, descriptive study was conducted in a tertiary referral centre in France from January 2014 to December 2017. Our cohort included a large scale of patients with febrile neutropenia haematological and oncological malignancies, haematopoietic stem cell transplantations, severe combined immunodeficiency syndromes. BSI were defined by positive blood culture samples associated with fever. Among 760 febrile neutropenia episodes in 7301 admitted patients, we identified 310 documented BSI with a mean of 7.4 BSI/1000 patient bed days. link2 Only 2.9% BSIs were caused by MDR bacteria, none vancomycin resistant. link3 Coagulase-negative staphylococci were identified in 49.7% BSI and Staphylococcus aureus caused 6.5% infections. Gram-negative bacilli accounted for 21.6% of isolated bacteria, Pseudomonas for 4.8%. The incidence of BSI annually decreased by 0.75% (p = 0.002).Conclusion With a step-down strategy at 48 h of initial broad-spectrum antibiotic therapy, we reported a low number of MDR bacteria, no deaths related to BSI. What is Known • Bacterial bloodstream infections are a leading cause of morbidity and mortality in immunocompromised children • Multi-drug resistant bacteria are emerging worldwide. What is New • Initial broad-spectrum antibiotic therapy with a step-down strategy at 48 h no deaths related to bloodstream infections with a low number of resistant bacteria. • Parental and nurse stewardship to decrease bloodstream infections incidence with a drop of staphylococcal infections.
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