Prepare for the Rare: Innovation Simulation for Managing Abdominal Wall Defects

2021 ◽  
Vol 40 (2) ◽  
pp. 98-102
Author(s):  
Margaret Bischoff

The incidence of abdominal wall defects like gastroschisis and omphalocele are relatively rare. Gastroschisis occurs approximately in 2 to 3 births in every 5,000, and omphalocele occurs in fewer than 2 births in every 10,000. However, our Level III NICU was informed that we were going to receive 2 infants with gastroschisis and one infant with an omphalocele in the same year. Because of the infrequency of these defects, our novice NICU nurses expressed concern about their lack of exposure to and familiarity with these defects. It became apparent that a thorough review of the clinical care and emergency interventions was needed before the anticipated deliveries. The challenge, however, was to develop an innovative, interactive learning experience for the NICU nurse that would provide both a didactic review and hands-on education to care for these patients. We opted to employ simulation. Infant mannequins were used along with moulage to create realistic-looking loops of bowel, herniated bowel segments, and umbilical cord. Scenarios were created that covered the various unpredictable clinical directions these cases could take. These scenarios included the emergency equipment, maneuvers, and interventions that could be required for the anticipated deliveries. Ten sessions for each abdominal wall defect were held; 51 NICU nurses participated in each simulation. NICU nurses reported increased comfort and readiness to care for each infant.

2006 ◽  
Vol 72 (7) ◽  
pp. 637-640 ◽  
Author(s):  
Kenneth W. Gow ◽  
Amina Bhatia ◽  
Daniel F. Saad ◽  
Mark L. Wulkan ◽  
Kurt F. Heiss

Gastroschisis is a periumbilical, abdominal wall defect arising to the right of the umbilicus. We describe the clinical course of a left-sided gastroschisis in a term female born at 39 weeks’ gestation. To our knowledge, there have been only 14 left-sided abdominal wall defects reported in the literature. We discuss our case and review the literature to try to determine if there is any clinic difference between right- versus left-sided lesions to make recommendations as to management.


Open Medicine ◽  
2009 ◽  
Vol 4 (3) ◽  
pp. 331-336 ◽  
Author(s):  
Mehmet Karahan ◽  
Hakan Kulacoglu ◽  
Duray Seker ◽  
Zafer Ergul ◽  
Aysel Kiziltay ◽  
...  

AbstractIncisional hernias and abdominal-wall defects consume large amounts of healthcare resources. Use of mesh is effective in treatment of these disorders and can decrease the rate of recurrence. This experimental study focused on the safety of mesh use in the setting of malnutrition, a condition that impairs wound healing. Rats were divided into two groups: normally fed and food-restricted. An abdominal-wall defect, 2 by 2 cm, was covered with polypropylene mesh, 2.5 by 2.5 cm. After sacrifice of the rats at the 21st and 60th days, tissue samples were sent for tensiometric and histopathological studies. No significant difference in infectious complications was observed between the two groups. Tensiometry revealed no significant differences between the groups. On histopathological examination, the only difference noted was in the vascularization scores of normally fed rats. For malnourished subjects that survived after surgery, the use of polypropylene mesh appeared safe in the closure of abdominal-wall defects, with no increase in infection rate and satisfactory wound healing.


2014 ◽  
Vol 60 (3) ◽  
pp. 122-124
Author(s):  
M. Gherghinescu ◽  
D. Popa ◽  
A. Panțiru ◽  
C. Russu ◽  
C. Roșca ◽  
...  

Abstract Background: Incisional hernias are important complications of abdominal surgery. Normally they are followed by the growth of the hernia sac and an increase of the abdominal wall defect with loss of domain of the herniated organs. Case report: We report a case of a 51 year old female, admitted in the 1st Surgical Clinic of the County Emergency Clinical Hospital of Tîrgu Mureș with a large median reducible incisional hernia and a wall defect of 10/12 cm. The abdominoplasty was performed using the Oscar Ramirez technique, which consists of a longitudinal incision along the aponeurosis of the external oblique muscle, at approximately 1-2 cm from the external edge of the rectus abdominis. This procedure allows the abdominal wall closure. This case is part of a lot of 4 patients who received this treatment using the aforementioned procedure in the past 2 months. Postoperative recovery was favorable, bowel movements were present on the second day after the surgery, the subcutaneous drains were shortened on the fifth day and removed on the sixth. There were no immediate postoperative complications or up to a month after the surgery. The patient was discharged on the seventh day. Conclusions: This technique can be used alone in case of large abdominal wall defects, or prequeling an on-lay mesh procedure addressed to a weak abdominal wall, case in which the functional result is superior to a substitutional mesh.


2014 ◽  
Vol 2014 ◽  
pp. 1-3
Author(s):  
Evangelos Falidas ◽  
Stavros Gourgiotis ◽  
Christina Goudeli ◽  
Stavros Mathioulakis ◽  
Konstantinos Vlachos ◽  
...  

Malignant fibrous histiocytoma (MFH) is a common soft tissue sarcoma usually involving limbs and retroperitoneum. MFH of the rectus abdominis muscle is extremely rare. Surgery in similar cases leads to large abdominal wall defects needing reconstruction. Biological and synthetic laminar absorbable prostheses are available for the repair of hernia defects in the abdominal wall. They share the important feature of being gradually degraded in the host, resulting the formation of a neotissue. We herein report the case of an 84-year-old man with MFH of the rectus abdominis muscle which was resected and the large abdominal wall defect was successfully repaired with a biological mesh.


Author(s):  
Stefan Bittmann

Omphalocele is one of the congenital abdominal wall defects and specifically refers to an umbilical ring defect in which the abdominal organs protrude in front of the abdominal wall in a thin sac or membrane. Such an abdominal wall defect develops around the third week of pregnancy due to the failure of adhesion between the embryonic lateral abdominal wall components.


Author(s):  
Rafael Calvão BARBUTO ◽  
Ivana DUVAL-ARAUJO ◽  
Sumara Marques BARRAL ◽  
Raphael Grossi ROCHA ◽  
Cristiane de Souza BECHARA ◽  
...  

Background : The use of alloplastic meshes has been historically contra-indicated in patients with infection. Aim : To evaluate the use of polypropylene meshes in the treatment of abdominal wall defects in rats with peritonitis. Methods : Twenty Wistar female rats were divided into two groups: induction of peritonitis (test group) and without peritonitis (control group). An abdominal wall defect was created in all animals, and polypropylene mesh was applied. The evaluation of the tensile strength of the mesh was carried out using tensiometer and microscopic analysis of the healing area was done. Results : More adhesion of the mesh to the rat abdominal wall was observed in test group. The histopathological analyses showed prevalence of moderate to accentuated granulation tissue in both groups, without significant differences. Conclusion : The use of the mesh coverage on abdominal wall defects of rats with induced peritonitis did not show worse results than its use in healthy animals, nor was its integration to the resident tissue any worse.


2011 ◽  
Vol 2 (1) ◽  
pp. 6
Author(s):  
Roel E. Genders ◽  
Paul P.G.M. Kouwenberg ◽  
Rob P. Bleichrodt

Repair of abdominal wall defects in the presence of contamination or infection is a significant problem. The loss of tissue warrants enforcement of the abdominal wall, preferably by autologous material. However, autologous repair often requires extensive surgery. This paper presents a review of available literature of placement of an acellular human dermis to repair an abdominal fascia defect, in contaminated as well as in non-contaminated surgical fields. It is illustrated with a case report that describes the successful reconstruction of an infected abdominal wall defect with a human acellular dermis allograft. A systematic literature review was undertaken with searches performed in the Pubmed and Cochrane databases for the period up till March 2009, using the search terms <em>Alloderm</em> [Substance Name], <em>Hernia</em> [Mesh] and the key words <em>acellular dermis, acellular dermal matrix, human acellular dermal allograft </em>and <em>abdominal wall defect</em>. To assess methodological quality, each article was subjected to a modification of the methodological index for non-randomized studies (MINORS) according to Slim <em>et al.</em> Two items from the original index were not included because none of the studies selected had an unbiased assessment of the study end points and in none of the studies was a prospective calculation of the study size performed. Seventeen studies were included in the review. Data were extracted regarding study design, number of patients, surgical technique, followup period, contaminated or non-contaminated area of the fascia defect, mortality and morbidity (hemorrhage, seroma, wound dehiscence, infection) of the operative procedure, the longterm results (removal of the graft, reherniation and bulging) and level of evidencey. A total of 169 short-term complications and 151 longterm complications occurred after 643 surgical procedures reconstructing both contaminated and clean abdominal wall defects by implantation of an HADA. Human acellular dermal allograft seems to be a good alternative for autologous repair of contaminated or infected abdominal wall defects.


2020 ◽  
Vol 7 (2) ◽  
pp. 353
Author(s):  
Hüseyin Alakuş ◽  
Mustafa Göksu

Background: In this study, following the Bogota bag closure of abdominal wall defects created in a rat peritonitis model, the short-term efficacy of polypropylene (PP) mesh (Prolene®, Ethicon), PP Mesh+Seprafilm®, polytetrafluoroethylene (PTFE) mesh [Infinit® Mesh (Gore)] and expanded PTFE (ePTFE) [Dualmesh®plus(Gore)] in the permanent repair of the defects was investigated.Methods: 64 rats were used. The rats were randomized into four groups, each consisting of 16 subjects: PP mesh (Group 1), PP mesh+Seprafilm (Group 2), PTFE mesh (Group 3), and ePTFE mesh (Group 4). Laparotomy was performed and abdominal wall defects were created. Contamination of the peritoneal cavity was induced, and closure was undertaken using a Bogota bag. After three days, the Bogota bag was removed, and materials were placed. At the end of the follow-up period, the rats were sacrificed. Mortality, grade of adhesion, surgical site infection (SSI), and tensile strength were evaluated.Results: Mortality was calculated as 6.3%, 50%, 25%, and 0% for Groups 1, 2, 3, and 4, respectively (p=0.002). Adhesion was observed at a rate of 61.1% in Group 1 and 38.9% in Group 2 (p=0.621). There was no adhesion in Groups 3 and 4 (p=0.001). The rate of SSI was 68.8% in Group 1, %75% in Group 2, and 100% in Groups 3 and 4 (p=0.022). Tensile strength was 2196±193.6 g/cm in Group 1 and 1906±142.1 g/cm in Group 2 (p=0.258).Conclusions: We argue that PP mesh is a suitable prosthesis for the permanent repair of contaminated abdominal wall defects despite the increased adhesion risk.


2021 ◽  
Vol 2 (1) ◽  
pp. 01-05
Author(s):  
Chukwubuike Emeka

Objective: To evaluate our experience on the pattern and treatment outcome of neonates who presented with congenital abdominal wall defects (CAWD) in a teaching hospital in Enugu, Nigeria. Methodology: This was a retrospective study of neonates who presented with abdominal wall defect of congenital origin between January 2014 and December 2018 at the pediatric surgery unit of Enugu State University Teaching Hospital (ESUTH) Enugu, Nigeria. Results: A total of 236,231 neonates were seen during the study period. Out of this number, 48 neonates had CAWD. This gave a prevalence of 0.02% or 2 babies per 10,000 births. There was male predominance and majority of the neonates were delivered preterm through the vaginal route. Omphalocele and gastroschisis were the most common CAWD and about 50% of the CAWD were diagnosed prenatally through maternal ultrasound. There was a low incidence of associated anomalies and only one-tenth of the mothers gave a history of a possible risk factor. Treatment of CAWD depended on the specific anomaly and sepsis was the most common post-operative complication. Mortality occurred in 8 (16.7%) neonates. Conclusion: Omphalocele and gastroschisis were the most common types of CAWD recorded in the present study. Most of the neonates were delivered vaginally as preterm babies. Treatment was based on the type of CAWD and majority of the neonates survived.


2012 ◽  
Vol 78 (2) ◽  
pp. 178-184 ◽  
Author(s):  
Alfredo Moreno-Egea ◽  
Maite Sanchez-Elduayen ◽  
Elena Parlorio De Andres ◽  
Andres Carrillo-Alcaraz

Laparoscopic surgery for abdominal wall hernias improves short-term results as compared with open hernia surgery. However, no evidence exists to recommend this approach for pseudohernias, which are abdominal wall defects postsurgery caused by denervation and muscular atrophy. The purpose of this study is to analyze whether the laparoscopic approach benefits patients with a pseudohernia. A prospective nonrandomized, single-center clinical study was conducted of 24 patients operated on for pseudohernia. This study was designed with the basic principle of one unit, one surgeon, one mesh, and two techniques (laparoscopic or open double prosthetic repair). The primary end point was assessment of the abdominal wall according to: 1) abdominal perimeter; 2) computed tomography scan; and 3) degree of satisfaction. The secondary end points were intraoperative parameters and comorbidity. Laparoscopy offered no benefits in patients with pseudohernias. Open surgery offered no significant differences in intra- and postoperative morbidity, but if the initial weakness improved with a decrease in abdominal perimeter and visceral content, then there was more than 90 per cent satisfaction ( P < 0.05). The laparoscopic approach does not improve the bulge caused by abdominal muscle atrophy. The option of a muscular and prosthetic reconstruction provides better clinical and cosmetic results.


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