1.Exploration on the effects of Yishen Tonglong Granules on cell proliferation and apoptosis in nude mice with androgen independent prostate cancer based on non classical Wnt signaling pathway
Wenxiong ZHU ; Wenjing XU ; Xi ZHANG ; Yifeng YUAN ; Qihua CHEN ; Guozheng QIN
International Journal of Traditional Chinese Medicine 2025;47(10):1404-1411
Objective:To explore the effects of Yishen Tonglong Granules (YSTLG) on cell proliferation and apoptosis in a nude mouse model of androgen independent prostate cancer subcutaneous transplantation based on non classical Wnt signaling pathway.Methods:The tumor-bearing nude mouse model was established using the human prostate cancer bone metastatic cell line PC-3. After successful modeling, the mice were equally divided into six groups using the random number table method: model group, Western medicine group, Chinese materia medica low-, medium-, and high-dosage groups, and Chinese materia medica-Western medicine combination group. Corresponding drug interventions were administered to each group. Following 28 consecutive days of drug administration, the nude mice were euthanized. Tumor tissues were harvested for pathological observation via HE staining. Cell proliferation was assessed by immunohistochemistry; apoptosis was detected using TUNEL assay; the expressions of non-canonical Wnt signaling pathway-related proteins (Wnt5a, Rac1, RhoA, NFATc1) were analyzed through Western blot and immunohistochemical methods.Results:THE staining results demonstrated that YSTLG could effectively ameliorate pathological alterations in tumor tissues. Compared with the model group, the Chinese materia medica low-, medium-, and high-dosage groups, as well as the Chinese materia medica-Western medicine combination group, exhibited reduced proliferation indices ( P<0.01), elevated apoptosis indices ( P<0.01), down-regulated protein expressions of Wnt5a, Rac1, RhoA, and NFATc1 ( P<0.01), and decreased optical density values of Wnt5a, Rac1, RhoA, and NFATc1 ( P<0.01). These effects displayed a dosage-dependent trend. The Chinese materia medica-Western medicine combination group achieved the most pronounced therapeutic outcomes. Conclusions:YSTLG may exert inhibitory effects on the proliferation of androgen-independent prostate cancer cells and promote apoptosis, possibly through suppression of the non-canonical Wnt signaling pathway. Furthermore, its combination with Wnt signaling inhibitors may exhibit synergistic therapeutic effects.
2.Management strategies for vesicovaginal fistula following cervical cancer radiotherapy in women
Jiemin SI ; Weidong ZHU ; Ranxing YANG ; Lujie SONG ; Chongrui JIN ; Jianwen HUANG ; Xuxiao YE ; Zuowei LI ; Wenxiong SONG ; Qiang FU ; Yinglong SA
Chinese Journal of Urology 2025;46(8):587-592
Objective:To investigate the treatment strategies for vesicovaginal fistula(VVF)in women following cervical cancer radiotherapy.Methods:A retrospective analysis was performed on the clinical data of 33 female patients with post-radiotherapy VVF after cervical cancer treatment at Shanghai Sixth People’s Hospital between January 2020 and June 2024. The patients were categorized into three groups based on surgical approaches:Group A(11 patients):Underwent prone-position VVF repair. Mean age:(50.0±9.6)years;mean radiotherapy sessions:(22.6±2.2). All had simple VVF without concurrent intestinal or surrounding soft-tissue fistulas. Among them,1 patient previously received laparoscopic VVF repair,1 transvaginal VVF repair,and 2 gracilis muscle flap packing for VVF repair. One month prior to surgery,the average daily usage of urine pads was 16.7(12.8,25.7)pieces,and the quality of life(QOL)score stood at 4.0(4.0,5.0)points. Preoperative cystoscopy revealed that 8 cases had fistulas located in the trigonal region of the bladder,while 3 cases had fistulas on the posterior bladder wall. The diameter of the fistula openings,measured under a microscope,was 1.2(0.8,1.6)cm. Based on the Goh classification criteria for vesicovaginal fistulas,this group included 3 cases of type 1,4 cases of type 2,2 cases of type 3,and 2 cases of type 4;7 cases of type A and 4 cases of type B;as well as 3 cases of typeⅠ,7 cases of type Ⅱ,and 1 case of type Ⅲ.Group B(20 patients):Underwent gracilis muscle flap packing for VVF repair. Mean age:(58.6±8.8)years;mean radiotherapy sessions:(29.8±3.9). Three patients had concurrent rectovaginal fistulas and received colostomy for fecal diversion. History of previous interventions:3 had laparoscopic VVF repair,4 transvaginal VVF repair,and 1 both transvaginal and laparoscopic VVF repair. One month prior to surgery,the average daily usage of urine pads was 19.7(15.8,27.7)pieces,and the QOL score stood at 5.0(5.0,6.0)points. Preoperative cystoscopy revealed that 13 cases had fistulas located in the trigonal region of the bladder,while 7 cases had fistulas on the posterior bladder wall. The diameter of the fistula openings,measured under a microscope,was 1.8(1.0,3.2)cm. Based on the Goh classification criteria for vesicovaginal fistulas,this group included 4 cases of type 1,9 cases of type 2,3 cases of type 3,and 4 cases of type 4;6 cases of type A,11 cases of type B and 3 cases of type C;as well as 1 cases of type Ⅱ,and 19 case of type Ⅲ. Group C(2 patients):Underwent ureterocutaneous diversion. Ages:67 and 73 years;radiotherapy sessions:51 and 60,respectively. Both had concurrent rectovaginal fistulas and bladder soft-tissue fistulas. The patient presented with recurrent thigh abscesses accompanied by fever. One month prior to surgery,the daily usage of urine pads was 29 and 23 pieces,respectively,and the QOL score was 6 points. Cystoscopic examination revealed that the vesicovaginal fistulas were located in the trigone of the bladder,with diameters of 3 cm and 4 cm,respectively. Additionally,partial defects were noted in the ventral wall of the urethra,while no bladder soft tissue fistulas were detected. According to the Goh classification for vesicovaginal fistulas,both cases were categorized as type 4,type C,and type Ⅲ. For Groups A and B,urinary catheters were indwelled for 3 weeks postoperatively,then removed to assess spontaneous urination and incontinence. QOL was evaluated,with a minimum 6-month follow-up. For confirmed postoperative VVF recurrence,re-repair was performed 3?6 months later based on patient preference. For Group C,double-J stents were placed in the ureters,and stoma bags were applied 3 days postoperatively. Stents were replaced every 1?2 months,with QOL assessment. Successful fistula repair in Groups A and B was defined as the absence of vaginal leakage confirmed by cystoscopy after six months of the procedure with no vaginal leakage. For Group C,surgical success was determined by the resolution of perineal urinary leakage and improvement in QOL.Results:All 33 patients completed surgery successfully. Group A:Follow-up duration:16.3(9.6,24.6)months. Surgical repair succeeded in 7 patients,with unobstructed spontaneous urination and no vaginal incontinence. Four patients had VVF recurrence:2 refused further treatment,and 2 underwent repeat gracilis muscle flap packing. One was successfully repaired,while one recurrence case refused further treatment. Group B:Follow-up duration:17.0(9.5,24.8)months(8?32 months). Thirteen patients restored spontaneous urination without recurrence. Seven had recurrence:5 refused further surgery,and 2 underwent re-repair. One repair succeeded without incontinence,while one recurrence case refused treatment. Group C:Follow-up durations were 6 and 22 months. Perineum remained dry without incontinence(no urine pads needed),and no recurrence of thigh soft-tissue redness/infection occurred. QOL scores were 2 and 3,respectively.Conclusions:Post-radiotherapy VVF in women after cervical cancer presents complex and variable conditions. The primary goal of treatment should be to improve patients’ quality of life. Treatment approaches should be selected based on the complexity of urinary fistulas and local tissue conditions. In general,patients who are younger,have received lower doses of radiation therapy,present with smaller fistula diameters,have well-vascularized and elastic perifistular tissues,and have no concurrent tissue fistulas are candidates for prone-position VVF repair. Patients who do not meet the criteria for transvaginal repair,have a history of at least two previous repair attempts,or have concurrent vaginorectal fistulas require gracilis muscle flap packing for VVF repair. Patients with three or more types of concurrent tissue fistulas,extensive pale and inelastic perifistular tissues,and who are not amenable to repair surgery undergo ureterocutaneous diversion.
3.Efficacy of the transpubic access in the treatment of female urogenital tract injury
Weidong ZHU ; Jiemin SI ; Chongrui JIN ; Wenxiong SONG ; Xuxiao YE ; Lujie SONG ; Qiang FU ; Yinglong SA
Chinese Journal of Urology 2025;46(10):774-777
Objective:To explore the application value of transpubic access on female urogenital tract injury.Methods:A retrospective analysis was conducted on 15 female patients with urogenital tract injury caused by trauma admitted to our department from May 2020 to October 2024,all of whom were complicated urethral stricture or atresia,accompanied by urethrovaginal fistula or vaginorectal fistula. All patients underwent suprapubic vesicostomy before surgery,and 1 case underwent sigmoidostomy simultaneously. The mean age of the patients was(29.6 ± 3.2)years old,and the course of disease was 6-24 months. Preoperative urethrography and urethroscope showed the location of urethral stenosis,with proximal urethra stricture in 7 cases and distal urethra stricture in 8 cases. The average length of strictures was(2.8±0.2)cm. The urethral ultrasonography,magnetic resonance and CTU examination showed 8 patients were complicated with urethrovaginal fistula,and 1 patient was complicated with vaginorectal fistula. All patients underwent transpubic access and resection of symphysis pubis. According to the specific conditions of urethral stricture,7 of them underwent end-to-end urethral anastomosis,5 cases underwent bladder wall flap urethroplasty,3 cases underwent vulva flap urethroplasty,8 cases underwent urethral vaginal fistula repair,1 case underwent vagino-rectal fistula repair,and 7 cases underwent vaginoplasty during the operation.Results:All the 15 patients underwent successful operation without complication. After the catheter being removed 4 weeks after surgery,2 patients had urgent urinary incontinence and 3 patients had stress urinary incontinence. The bladder neck was reconstructed 3 months after surgery,the symptoms of urinary incontinence improved in 1 case,urinary incontinence remained in 2 cases,and pharmaceutical or physical therapy were continued. Two patients could not urinate normally after the catheter was removed and still carried the vesicostomy tube,waiting for further treatment. The other 8 patients had unobtrusive voiding after extubating,and were followed up for an average of(22.5±3.2)months. There was no recurrence of urinary fistula,and the average maximum urinary flow rate was(22.8±3.2)ml/s.Conclusions:The transpubic approach is a safe and effective way to treat female genital tract injury by different surgical methods according to specific conditions,especially for patients with severe trauma,poor local tissue conditions,complicated urethrovaginal fistula or vagino-rectal fistula.
4.Efficacy of the transpubic access in the treatment of female urogenital tract injury
Weidong ZHU ; Jiemin SI ; Chongrui JIN ; Wenxiong SONG ; Xuxiao YE ; Lujie SONG ; Qiang FU ; Yinglong SA
Chinese Journal of Urology 2025;46(10):774-777
Objective:To explore the application value of transpubic access on female urogenital tract injury.Methods:A retrospective analysis was conducted on 15 female patients with urogenital tract injury caused by trauma admitted to our department from May 2020 to October 2024,all of whom were complicated urethral stricture or atresia,accompanied by urethrovaginal fistula or vaginorectal fistula. All patients underwent suprapubic vesicostomy before surgery,and 1 case underwent sigmoidostomy simultaneously. The mean age of the patients was(29.6 ± 3.2)years old,and the course of disease was 6-24 months. Preoperative urethrography and urethroscope showed the location of urethral stenosis,with proximal urethra stricture in 7 cases and distal urethra stricture in 8 cases. The average length of strictures was(2.8±0.2)cm. The urethral ultrasonography,magnetic resonance and CTU examination showed 8 patients were complicated with urethrovaginal fistula,and 1 patient was complicated with vaginorectal fistula. All patients underwent transpubic access and resection of symphysis pubis. According to the specific conditions of urethral stricture,7 of them underwent end-to-end urethral anastomosis,5 cases underwent bladder wall flap urethroplasty,3 cases underwent vulva flap urethroplasty,8 cases underwent urethral vaginal fistula repair,1 case underwent vagino-rectal fistula repair,and 7 cases underwent vaginoplasty during the operation.Results:All the 15 patients underwent successful operation without complication. After the catheter being removed 4 weeks after surgery,2 patients had urgent urinary incontinence and 3 patients had stress urinary incontinence. The bladder neck was reconstructed 3 months after surgery,the symptoms of urinary incontinence improved in 1 case,urinary incontinence remained in 2 cases,and pharmaceutical or physical therapy were continued. Two patients could not urinate normally after the catheter was removed and still carried the vesicostomy tube,waiting for further treatment. The other 8 patients had unobtrusive voiding after extubating,and were followed up for an average of(22.5±3.2)months. There was no recurrence of urinary fistula,and the average maximum urinary flow rate was(22.8±3.2)ml/s.Conclusions:The transpubic approach is a safe and effective way to treat female genital tract injury by different surgical methods according to specific conditions,especially for patients with severe trauma,poor local tissue conditions,complicated urethrovaginal fistula or vagino-rectal fistula.
5.Management strategies for vesicovaginal fistula following cervical cancer radiotherapy in women
Jiemin SI ; Weidong ZHU ; Ranxing YANG ; Lujie SONG ; Chongrui JIN ; Jianwen HUANG ; Xuxiao YE ; Zuowei LI ; Wenxiong SONG ; Qiang FU ; Yinglong SA
Chinese Journal of Urology 2025;46(8):587-592
Objective:To investigate the treatment strategies for vesicovaginal fistula(VVF)in women following cervical cancer radiotherapy.Methods:A retrospective analysis was performed on the clinical data of 33 female patients with post-radiotherapy VVF after cervical cancer treatment at Shanghai Sixth People’s Hospital between January 2020 and June 2024. The patients were categorized into three groups based on surgical approaches:Group A(11 patients):Underwent prone-position VVF repair. Mean age:(50.0±9.6)years;mean radiotherapy sessions:(22.6±2.2). All had simple VVF without concurrent intestinal or surrounding soft-tissue fistulas. Among them,1 patient previously received laparoscopic VVF repair,1 transvaginal VVF repair,and 2 gracilis muscle flap packing for VVF repair. One month prior to surgery,the average daily usage of urine pads was 16.7(12.8,25.7)pieces,and the quality of life(QOL)score stood at 4.0(4.0,5.0)points. Preoperative cystoscopy revealed that 8 cases had fistulas located in the trigonal region of the bladder,while 3 cases had fistulas on the posterior bladder wall. The diameter of the fistula openings,measured under a microscope,was 1.2(0.8,1.6)cm. Based on the Goh classification criteria for vesicovaginal fistulas,this group included 3 cases of type 1,4 cases of type 2,2 cases of type 3,and 2 cases of type 4;7 cases of type A and 4 cases of type B;as well as 3 cases of typeⅠ,7 cases of type Ⅱ,and 1 case of type Ⅲ.Group B(20 patients):Underwent gracilis muscle flap packing for VVF repair. Mean age:(58.6±8.8)years;mean radiotherapy sessions:(29.8±3.9). Three patients had concurrent rectovaginal fistulas and received colostomy for fecal diversion. History of previous interventions:3 had laparoscopic VVF repair,4 transvaginal VVF repair,and 1 both transvaginal and laparoscopic VVF repair. One month prior to surgery,the average daily usage of urine pads was 19.7(15.8,27.7)pieces,and the QOL score stood at 5.0(5.0,6.0)points. Preoperative cystoscopy revealed that 13 cases had fistulas located in the trigonal region of the bladder,while 7 cases had fistulas on the posterior bladder wall. The diameter of the fistula openings,measured under a microscope,was 1.8(1.0,3.2)cm. Based on the Goh classification criteria for vesicovaginal fistulas,this group included 4 cases of type 1,9 cases of type 2,3 cases of type 3,and 4 cases of type 4;6 cases of type A,11 cases of type B and 3 cases of type C;as well as 1 cases of type Ⅱ,and 19 case of type Ⅲ. Group C(2 patients):Underwent ureterocutaneous diversion. Ages:67 and 73 years;radiotherapy sessions:51 and 60,respectively. Both had concurrent rectovaginal fistulas and bladder soft-tissue fistulas. The patient presented with recurrent thigh abscesses accompanied by fever. One month prior to surgery,the daily usage of urine pads was 29 and 23 pieces,respectively,and the QOL score was 6 points. Cystoscopic examination revealed that the vesicovaginal fistulas were located in the trigone of the bladder,with diameters of 3 cm and 4 cm,respectively. Additionally,partial defects were noted in the ventral wall of the urethra,while no bladder soft tissue fistulas were detected. According to the Goh classification for vesicovaginal fistulas,both cases were categorized as type 4,type C,and type Ⅲ. For Groups A and B,urinary catheters were indwelled for 3 weeks postoperatively,then removed to assess spontaneous urination and incontinence. QOL was evaluated,with a minimum 6-month follow-up. For confirmed postoperative VVF recurrence,re-repair was performed 3?6 months later based on patient preference. For Group C,double-J stents were placed in the ureters,and stoma bags were applied 3 days postoperatively. Stents were replaced every 1?2 months,with QOL assessment. Successful fistula repair in Groups A and B was defined as the absence of vaginal leakage confirmed by cystoscopy after six months of the procedure with no vaginal leakage. For Group C,surgical success was determined by the resolution of perineal urinary leakage and improvement in QOL.Results:All 33 patients completed surgery successfully. Group A:Follow-up duration:16.3(9.6,24.6)months. Surgical repair succeeded in 7 patients,with unobstructed spontaneous urination and no vaginal incontinence. Four patients had VVF recurrence:2 refused further treatment,and 2 underwent repeat gracilis muscle flap packing. One was successfully repaired,while one recurrence case refused further treatment. Group B:Follow-up duration:17.0(9.5,24.8)months(8?32 months). Thirteen patients restored spontaneous urination without recurrence. Seven had recurrence:5 refused further surgery,and 2 underwent re-repair. One repair succeeded without incontinence,while one recurrence case refused treatment. Group C:Follow-up durations were 6 and 22 months. Perineum remained dry without incontinence(no urine pads needed),and no recurrence of thigh soft-tissue redness/infection occurred. QOL scores were 2 and 3,respectively.Conclusions:Post-radiotherapy VVF in women after cervical cancer presents complex and variable conditions. The primary goal of treatment should be to improve patients’ quality of life. Treatment approaches should be selected based on the complexity of urinary fistulas and local tissue conditions. In general,patients who are younger,have received lower doses of radiation therapy,present with smaller fistula diameters,have well-vascularized and elastic perifistular tissues,and have no concurrent tissue fistulas are candidates for prone-position VVF repair. Patients who do not meet the criteria for transvaginal repair,have a history of at least two previous repair attempts,or have concurrent vaginorectal fistulas require gracilis muscle flap packing for VVF repair. Patients with three or more types of concurrent tissue fistulas,extensive pale and inelastic perifistular tissues,and who are not amenable to repair surgery undergo ureterocutaneous diversion.
6.Clinical characteristics and significance of interleukin-6 and interleukin-8 in cerebrospinal fluid of children with bacterial meningitis
Lianfeng CHEN ; Wenxiong CHEN ; Haixia ZHU ; Bingwei PENG ; Chi HOU ; Yiru ZENG ; Yinting LIAO ; Wenlin WU ; Xiaojing LI
Chinese Journal of Applied Clinical Pediatrics 2024;39(8):584-588
Objective:To explore the clinical characteristics of interleukin-6 (IL-6) and interleukin-8 (IL-8) in cerebrospinal fluid (CSF) of children with bacterial meningitis (BM) and provide reference for clinical diagnosis and treatment of BM.Methods:The clinical data of BM children hospitalized in Women and Children′s Medical Center Affiliated to Guangzhou Medical University from December 2019 to March 2022 were collected and retrospectively analyzed in this case series study.Cytokines in CSF of these children were detected at least twice during the treatment. t test, Mann-Whitney test or analysis of variance were carried out for statistical analysis. Results:There were 40 patients included in this study.The age of onset was 2(1, 8) months, ranging from 2 days to 8 years, and the length of time from onset to hospitalization was (15±17) days, ranging from 1 day to 69 days.The main symptoms at the onset were fever (40 cases, 100%), poor mental state (16 cases, 35.0%), convulsion (9 cases, 22.5%), and vomiting (9 cases, 22.5%).According to pathogens, the patients were divided into the Streptococcus agalactia group (GBS group, 9 cases), Streptococcus pneumoniae group (SP group, 9 cases), other bacteria group (9 cases), and unknown bacteria group (13 cases).The levels of cytokines in the CSF of BM children were increased, along with significantly elevated levels of IL-6 and IL-8 within 1 st week of BM, followed by the peak at 2 nd-3 rd weeks, and then levels of IL-6 and IL-8 presented an overall decreasing trend with the progression of BM.The level of IL-6 in CSF of 10 cases significantly decreased in the 4 th week of BM [within 2 weeks: 773.5(164.1, 1 781.2) ng/L vs. 4 th week: 10.8(2.2, 21.1) ng/L, P=0.005].Such statistical differences didn′t occur to the level of IL-8 [within 2 weeks 182.9(33.6, 657.7) ng/L vs. 4 th week: 92.9(22.6, 226.6) ng/L, P=0.303].After effective antibiotic therapy, 6 patients had elevated white blood cell count in CSF during the 4 th-20 th weeks, with or without repeating intermittent fever.Among them, 4 cases of GBS and 1 case of SP were negative for pathogens in CSF during the retest after treatment, and the levels of IL-6 and IL-8 [(149.1-4 218.6) ng/L and (124.2-1 890.3) ng/L, respectively] in CSF were elevated.Low-dose glucocorticoid was administered for anti-inflammatory treatment, with additional gamma globulin for 1 case and Ibuprofen instead for 1 case.Subsequently, the fever completely subsided.The white blood cell count in CSF decreased significantly ( P=0.024). Conclusions:The levels of IL-6 and IL-8 in CSF increase significantly in the acute phase of BM and generally decrease with the progression of BM.If they are still significantly elevated in the later course of BM, it should be noted that an intracranial hyperinflammatory response may occur, especially when the pathogenic bacteria are GBS or SP.
7.Correlation between clinical phenotypes and genotypes among 46 children with SCN1A-related developmental epileptic encephalopathy
Bingwei PENG ; Haixia ZHU ; Yang TIAN ; Xiaojing LI ; Xiuying WANG ; Yuanyuan GAO ; Yani ZHANG ; Huiling SHEN ; Wenxiong CHEN
Chinese Journal of Medical Genetics 2024;41(4):426-431
Objective:To explore the correlation between clinical phenotypes and genotypes among 46 children with SCN1A-related developmental epileptic encephalopathy (DEE). Methods:Clinical data of 46 children with DEE and SCN1A variants identified at the Guangzhou Women and Children′s Medical Center between January 2018 and June 2022 were collected. The children were grouped based on their age of onset, clinical manifestations, neurodevelopmental status, and results of genetic testing. The correlation between SCN1A genotypes and clinical phenotypes was analyzed. Results:Among the 46 patients, 2 children (4.35%) had developed the symptoms before 3 months of age, 42 (91.30%) were between 3 to 9 months, and 2 cases (4.35%) were after 10 months. Two cases (4.35%) presented with epilepsy of infancy with migrating focal seizures (EIMFS), while 44 (95.7%) had presented with Dravet syndrome (DS), including 28 cases (63.6%) with focal onset (DS-F), 13 cases (29.5%) with myoclonic type (DS-M), 1 case (2.27%) with generalized type (DS-G), and 2 cases (4.55%) with status epilepticus type (DS-SE). Both of the two EIMFS children had severe developmental delay, and among the DS patients, 7 cases had normal development, while the remaining had developmental delay. A total of 44 variants were identified through genetic sequencing, which included 16 missense variants and 28 truncating variants. All EIMFS children had carried the c. 677C>T (p.Thr226Met) missense variant. In the DS group, there was a significant difference in the age of onset between the missense variants group and the truncating variants group ( P < 0.05). Missense variants were more common in D1 (7/15, 46.7%) and pore regions (8/15, 53.3%), while truncating variants were more common in D1 (12/28, 42.9%). Children with variants outside the pore region were more likely to develop myoclonic seizures. Conclusion:The clinical phenotypes of DEE are diverse. There is a difference in the age of onset between individuals with truncating and missense variants in the SCN1A gene. Missense variants outside the pore region are associated with a higher incidence of myoclonic seizures.
8.Application of Nice knot technique in wound closure of Gustilo type ⅢA and ⅢB open tibial fractures.
Zhipeng YAO ; Minxing WANG ; Wenxiong ZHU ; Shanyi WANG ; Hongxuan HUANG ; Zequn CHEN
Chinese Journal of Reparative and Reconstructive Surgery 2024;38(1):46-50
OBJECTIVE:
To explore the effectiveness of Nice knot technique for wound closure in Gustilo type ⅢA and ⅢB open tibial fractures.
METHODS:
A retrospective study was performed on 22 patients with Gustilo type ⅢA and ⅢB open tibial fractures, who underwent wound closure using the Nice knot technique and were admitted between June 2021 and June 2022. There were 15 males and 7 females. The age ranged from 18 to 67 years, with an average of 41.9 years. The causes of injury included traffic accident in 11 cases, falling from height in 7 cases, and heavy object injuries in 4 cases. Fractures were located on the left side in 9 cases and on the right side in 13 cases. And 9 cases were type ⅢA fractures and 13 were type ⅢB fractures according to Gustilo classification. All patients had extensive soft tissue injuries, and no vascular or neurological damage was observed. The time from injury to debridement was 3-8 hours (mean, 6.5 hours). The sizes of wounds before operation and at 2 weeks after operation were measured and wound healing rate at 2 weeks after operation were calculated. The wound healing time and wound healing grading were recorded. The Vancouver Scar Scale (VSS) score was used to assess the wound scar after wound healed and the excellent and good rate was calculated.
RESULTS:
The wound area was 21.0-180.0 cm 2 (mean, 57.82 cm 2) before operation, and it was 1.2-27.0 cm 2 (mean, 6.57 cm 2) at 2 weeks after operation. The wound healing rate at 2 weeks after operation was 76%-98% (mean, 88.6%). After operation, 2 cases needed to adjust Nice knot due to skin cutting and 1 case occurred soft tissue infection on the wound. The other patient's wounds healed. The average wound healing time was 27.8 days (range, 18-44 days). And the wound healing were grade A in 13 cases and grade B in 9 cases. VSS score was 2-9, with an average of 4.1; 10 cases were rated as excellent, 10 as good, and 2 as poor, with an excellent and good rate of 90.9%. All patients were followed up 9-24 months (mean, 14.6 months). During follow-up, no deep infection or osteomyelitis occurred. Two cases experienced fracture non-union, and were treated with compression fixation and bone grafting. The fractures of the other patients all healed, with a healing time of 85-190 days (mean, 148.2 days).
CONCLUSION
Nice knot technique can be used in wound closure of Gustilo type ⅢA and ⅢB open tibial fractures effectively, which is easy to operate.
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9.The correlation between EEG features and therapeutic effect in children with electrical status epilepticus during sleep
Xiuying WANG ; Bingwei PENG ; Haixia ZHU ; Xiaojing LI ; Shuyao NING ; Wenxiong CHEN ; Fangmei FENG
The Journal of Practical Medicine 2024;40(4):526-531
Objective To explore EEG characteristics and the therapeutic effect in children with electrical status epilepticus during slow sleep(ESES).Methods The eligible ESES cases in our center from 2014 to 2020 were included.The age at diagnosis of ESES,the duration of ESES,spike wave index(SWI)during wakefulness and the distribution of spike wave during the period of ESES,age at seizure onset,the clinical syndromes and the outcomes after treatment were analyzed.The ESES cases were divided into 4 groups according to the distribution of spike wave:focal ESES,unilateral ESES,bilateral asymmetric ESES,multiple foci ESES.The SWI during the awake stage were divided into 3 groups based on the different rates:≤20%,21%~49%,≥50%.The therapeutic outcomes were classified into three groups:satisfactory response,seizure control and ineffective.Results 50 cases were included,with 32 males and 18 females.The average onset age of ESES was 6 years and 7 months,and the average duration of ESES was 28 months.A significant correlation between the distribution of ESES and the thera-peutic effects was found,bilateral asymmetric ESES had a good therapeutic effects,while multiple foci ESES showed a poor therapeutic effects.The duration of ESES was significantly correlated with therapeutic effects,and the efficacy was worse when the duration was longer than 1 year.A significant relationship between the SWI during wakefulness of ESES and the therapeutic effects was detected,the patient with SWI≤20%during wakefulness had a good therapeutic effect.There was a negative correlation between the onset age of ESES and the duration of ESES and SWI index during wakefulness.There was a positive correlation between the duration of ESES and SWI index during wakefulness.Conclusion Our results suggest that onset age,distribution,duration and SWI during wake-fulness of ESES were correlated with therapeutic outcomes,The patient with SWI≤20%during wakefulness had a good therapeutic effect and have unfavorable outcomes with ESES last more than 1 year.The earlier onset of ESES,the longer duration of ESES and higher SWI during wakefulness will be showed..
10.Long-term efficacy and safety of tenofovir alafenamide,tenofovir disoproxil fumarate,and entecavir in treating hepatitis B virus-related acute-on-chronic liver failure:A 144-week data analysis
Yeqiong ZHANG ; Wenxiong XU ; Zhexuan DENG ; Lu WANG ; Xingrong ZHENG ; Xiang ZHU ; Xuejun LI ; Jianguo LI ; Xin SHU ; Jing LAI ; Liang PENG ; Chan XIE
Liver Research 2024;8(4):295-303
Background and aims:Antiviral therapy is essential for hepatitis B virus-related acute-on-chronic liver failure(HBV-ACLF).No data are available on the long-term prognosis or safety of tenofovir alafenamide(TAF),tenofovir disoproxil fumarate(TDF),or entecavir(ETV)in treating HBV-ACLF globally.This study was conducted to investigate the long-term efficacy and safety of the three nucleos(t)ide analogs in the treatment of HBV-ACLF.Methods:In this prospective,real-world cohort study,patients with HBV-ACLF were assigned to the TAF,TDF,and ETV groups.A total of 199 patients completed the 144-week follow-up.After propensity score matching(PSM),44 patients remained in each group for further analysis of survival status,incidence of hepatocellular carcinoma(HCC),virological response,and liver and renal function indicators.Results:In the original cohort,HCC developed in one patient in each group.No serious drug-related adverse events were observed.In the PSM cohort,the 144-week survival rates were 56.82%,75.00%,and 59.09%in the TAF,TDF,and ETV groups,respectively(P=0.118).When stratified into noncirrhosis and cirrhosis subgroups at baseline,the survival rate of the ETV group was slightly lower than that of the TAF and TDF group in noncirrhosis patients(P=0.338),and the survival rate of the TAF group was slightly lower than that of the TDF and ETV group in cirrhosis patients(P=0.052),but the differences were not statistically significant.The long-term overall survival rates in the TAF,TDF,and ETV groups were comparable.After 144 weeks,no significant difference in the virological response rate or liver or renal function indicators was found among the three groups,except for the level of aspartate amino-transferase,which was significantly higher in the TDF group than in the ETV group at week 144(P=0.001).Conclusions:There were no significant differences in the survival rate,incidence of HCC,efficacy or safety associated with the use of these three nucleos(t)ide analogs in treating HBV-ACLF.Trial registration:ClinicalTrials.gov NCT03920618.

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