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Abstract
ABSTRACT
Background: Anorectal malformations (ARM) consist of a wide spectrum of congenital malformations involving the anus and rectum. Their incidence varies from 1 in 2000 to 1 in 5000 live births. The aim of our study was to determine the prevalence, assess the management and outcomes of anorectal malformations in Douala. Materials and methods: This was a hospital based retrospective and descriptive study at the paediatric and surgical units in three hospitals in Douala (Laquintinie hospital, Protestant Hospital and the Obstetric and Gynaecologic and Paediatric Hospital). All medical records of patients aged 0-14years hospitalized for Anorectal Malformations from January 2013 to December 2019 were reviewed. Data was collected using a structured data collection tool. Data analysis was done using the statistical package for social sciences (SPSS) version 25.0. Results: We had a total of 68 patients with ARM, 42 were males and 26 females with a male to female ratio of 1.6:1. The children’s age ranged from 1 day to 270 days (average of 2.5days). There was delayed presentation in 50% of patients. 41(60.3%) had low ARM, 16(23.5%) had intermediate ARM and 11(16.2%) had high ARM. The most common in males was imperforate anus without fistula while in females was the rectovestibular fistula. Associated malformations were found in 8(11.8%) with genitourinary anomalies being the most common. Diagnosis was made following results of physical examination, invertogram and colostogram. Low ARM were managed by YV anoplasty with or without protective colostomy. High and intermediate ARM were managed by PSARP following colostomy. The mortality rate was 17.6%. Conclusion: The prevalence of anorectal malformations is low in Doualabut difficulties still arise during the management. Low anorectal malformations are the most common and males are more affected than females.Late presentations coupled with inadequate peri-operational reanimation services adversely influence the outcome.
RÉSUMÉ
Contexte. Les malformations anorectales (MAR) consistent en un large éventail de malformations congénitales impliquant l'anus et le rectum. Leur incidence variant de 1 sur 2000 à 1 sur 5000 naissances vivantes. Le but de notre étude était de déterminer la prévalence, d'évaluer la prise en charge et les résultats des malformations anorectales à Douala. Matériels et méthodes. Nous avons mené une étude rétrospective descriptive dans les unités pédiatriques et chirurgicales de trois hôpitaux de Douala (l'hôpital Laquintinie, l'hôpital protestant et l'hôpital obstétrique, gynécologique et pédiatrique). Tous les dossiers médicaux des patients âgés de 0 à 14 ans hospitalisés pour des malformations anorectales de janvier 2013 à décembre 2019 ont été examinés. Les données ont été recueillies à l'aide d'un outil de collecte de données structuré. L'analyse des données a été effectuée à l'aide du progiciel statistique pour les sciences sociales (SPSS) version 25.0. Résultats. Nous avons eu un total de 68 patients atteints de MAR, 42 étaient des hommes et 26 des femmes avec un ratio homme/femme de 1,6/1. L'âge des enfants allait de 1 jour à 270 jours (moyenne de 2,5 jours). La présentation a été retardée chez 50 % des patients. 41(60,3 %) avaient une MAR faible, 16(23,5 %) une MAR intermédiaire et 11(16,2 %) une MAR élevée. L'anus imperforé sans fistule était le plus fréquent chez les hommes, tandis que la fistule rectovestibulaire était la plus fréquente chez les femmes. Des malformations associées ont été trouvées dans 8 cas (11,8 %), les anomalies génito-urinaires étant les plus fréquentes. Le diagnostic a été posé en fonction des résultats de l'examen physique, de l'invertogramme et du colostogramme. Les MAR faibles ont été prises en charge par une anoplastie YV avec ou sans colostomie de protection. Les MAR élevés et intermédiaires ont été pris en charge par PSARP après colostomie. Le taux de mortalité était de 17,6 %. Conclusion. La prévalence des malformations anorectales est faible à Douala. Les malformations anorectales basses sont les plus fréquentes et les hommes sont plus touchés que les femmes. Les présentations tardives couplées à des services de réanimation péri-opératoire inadéquats influencent négativement le résultat.
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References
- Levitt MA, Pena A. Imperforate anus and cloacal malformations. In: Holcomb GW III, Murphy JP, editors. Ashcraft's Pediatric Surgery. 5th ed. Philadelphia, PA: Saunders Elsevier; 2010.p. 468–90.
- Gangopadhyah AN, Pandey V. Anorectal malformations. J Indian Assoc Pediatr Surg. 2015; 20(1):10-15
- Chadha R, Bagga D, Malhotra CJ, Mohta A, Dhar A, Kumar A. The embryology and management of congenital pouch colon associated with anorectal agenesis. J Pediatr Surg.1994; 29(3)439-146
- Chadha R. Congenital pouch colon associated with anorectal agenesis. Pediatr Surg Int.2004; 20(6):393-401
- Chavez GF, Cordero JF, Becera JE. Leading major congenital malformations among minority groups in the United States, 1981 – 1986. MMWR CDD surveill Summ.1988; 37(3):17-24
- Chen CJ. The treatment of imperforate anus: experience with 108 patients. J Pediatr Surg.1999; 34(11)1728-1732
- Lawal TA, Adeleye AO, Ayede AI, Ogundoyin OO, Olulana DI, Olusanya AA, et al. Congenital paediatric surgical cases in Ibadan: patterns and associated malformations. Afr J Med Med Sci. 2017; 46:49–55.
- Ameh EA, Chirdan LB. Neonatal intestinal obstruction in Zaria, Nigeria. East Afr Med J. 2000; 77:510–3.
- Ogundoyin OO, Afolabi AO, Ogunlana DI, Lawal TA, Yifieyeh AC. Pattern and outcome of childhood intestinal obstruction at a tertiary hospital in Nigeria. Afr Health Sci. 2009; 9:170–3.
- Levitt MA, Pena A. Anorectal malformations. Orphanet J Rare Dis.2007; 2:33.
- Wijers CH, de Blaauw I, Marcelis CL, Wijnen RM, Brunner H, Midrio P. Research perspectives in the etiology of congenital anorectal malformations using data of the International Consortium on Anorectal Malformations: evidence for risk factors across different populations. Pediatr Surg Int. 2010; 26:1093–9.
- Nah SA, Ong CC, Lakshmi NK, Yap TL, Jacobsen AS, Low Y. Anomalies associated with anorectal malformations according to the Krickenbeck anatomic classification. J Pediatr Surg. 2012; 47:2273–8.
- Bischoff A, Levitt MA, Foong YL, Guimaraes C, Peña A. Prenatal diagnosis of cloacal malformations. Pediatr Surg Int. 2010; 26:1071–1075.
- Department of surgery-Anorectal malformation [internet] [accessed 2019 Nov 21]. Available from:https://surgery.ucsf.edu/conditions—procedures/anorectalmalformations.aspx.
- Lawal, Taiwo A. Overview of Anorectal Malformations in Africa. Frontiers in surgery. 2019 Mar 5; 6(7)
- Bischoff A, Levitt MA, Peña A. Update on the Management of Anorectal malformations. Pediatr Surg Int. 2013; 29: 899.
- Marc A, Levitt MA, Pena A. Complications after the Treatment of Anorectal Malformation and Redo-operations. In: Holschneider AM, Hutson J, editor. Anorectal malformations in Children. Heidelberg: Springer: 2006 pp.320-325
- Makanga M, Ntirenganya F, Kakande I. Anorectal malformations at University teaching hospital of butare in Rwanda: a review of 46 operative cases. East Central Afr J Surg. 2007; 12:110–5.
- Vd Merwe E, Cox S, Numanoglu A. Anorectal malformations, associated congenital anomalies and their investigation in a South African setting. Pediatr Surg Int. 2017; 33:875–82.
- Belizon A, Levitt M, Shoshany G, Rodriguez G, Peña A. Rectal prolapse following posterior sagittal anorectoplasty for anorectal malformations. Journal of Pediatric Surgery.2005; 40(1), 192–196.
- Marieme A, Saiad M. Prise en Charge des Malformations Anorectales au Service de Chirurgie Pédiatrique Générale du CHU de Marrakech. Thèse Doctorat Médecine. 2012. n72, p49.
- Eltayeb AA. Delayed presentation of anorectal malformations: the possible associated morbidity and mortality. Pediatr Surg Int. 2010; 26:801–6.
- Mouafo TF, Moh EN, Diath AG. Malformation Anorectales dans le Service de Chirurgie Pédiatrique du CHU Yopougon, Abidjan, Cote D’ivoire. Mali Medical. 2004: T XIX (3-4):35-38.
- Archibong A, Idika I. Results of treatment in children with anorectal malformations in Calabar, Nigeria. South Afr J Surg. 2004; 42, 88–90.
- Hesse A, Appeadu-Mensah W. Anorectal Anomalies in Ghana–a review of 54 Cases. Afr J Paediatr Surg. 2006; 3:4–8.
- Moore SW, Sidler D, Hadley GP. Anorectal malformations in Africa. S Afr J Surg. 2005; 43:174–5.
- Adejuyigbe O, Abubakar AM, Sowande OA, Olayinka OS, Uba AF. Experience with anorectal malformations in Ile-Ife, Nigeria. Pediatr Surg Int. 2004; 20:855–8.
References
Levitt MA, Pena A. Imperforate anus and cloacal malformations. In: Holcomb GW III, Murphy JP, editors. Ashcraft's Pediatric Surgery. 5th ed. Philadelphia, PA: Saunders Elsevier; 2010.p. 468–90.
Gangopadhyah AN, Pandey V. Anorectal malformations. J Indian Assoc Pediatr Surg. 2015; 20(1):10-15
Chadha R, Bagga D, Malhotra CJ, Mohta A, Dhar A, Kumar A. The embryology and management of congenital pouch colon associated with anorectal agenesis. J Pediatr Surg.1994; 29(3)439-146
Chadha R. Congenital pouch colon associated with anorectal agenesis. Pediatr Surg Int.2004; 20(6):393-401
Chavez GF, Cordero JF, Becera JE. Leading major congenital malformations among minority groups in the United States, 1981 – 1986. MMWR CDD surveill Summ.1988; 37(3):17-24
Chen CJ. The treatment of imperforate anus: experience with 108 patients. J Pediatr Surg.1999; 34(11)1728-1732
Lawal TA, Adeleye AO, Ayede AI, Ogundoyin OO, Olulana DI, Olusanya AA, et al. Congenital paediatric surgical cases in Ibadan: patterns and associated malformations. Afr J Med Med Sci. 2017; 46:49–55.
Ameh EA, Chirdan LB. Neonatal intestinal obstruction in Zaria, Nigeria. East Afr Med J. 2000; 77:510–3.
Ogundoyin OO, Afolabi AO, Ogunlana DI, Lawal TA, Yifieyeh AC. Pattern and outcome of childhood intestinal obstruction at a tertiary hospital in Nigeria. Afr Health Sci. 2009; 9:170–3.
Levitt MA, Pena A. Anorectal malformations. Orphanet J Rare Dis.2007; 2:33.
Wijers CH, de Blaauw I, Marcelis CL, Wijnen RM, Brunner H, Midrio P. Research perspectives in the etiology of congenital anorectal malformations using data of the International Consortium on Anorectal Malformations: evidence for risk factors across different populations. Pediatr Surg Int. 2010; 26:1093–9.
Nah SA, Ong CC, Lakshmi NK, Yap TL, Jacobsen AS, Low Y. Anomalies associated with anorectal malformations according to the Krickenbeck anatomic classification. J Pediatr Surg. 2012; 47:2273–8.
Bischoff A, Levitt MA, Foong YL, Guimaraes C, Peña A. Prenatal diagnosis of cloacal malformations. Pediatr Surg Int. 2010; 26:1071–1075.
Department of surgery-Anorectal malformation [internet] [accessed 2019 Nov 21]. Available from:https://surgery.ucsf.edu/conditions—procedures/anorectalmalformations.aspx.
Lawal, Taiwo A. Overview of Anorectal Malformations in Africa. Frontiers in surgery. 2019 Mar 5; 6(7)
Bischoff A, Levitt MA, Peña A. Update on the Management of Anorectal malformations. Pediatr Surg Int. 2013; 29: 899.
Marc A, Levitt MA, Pena A. Complications after the Treatment of Anorectal Malformation and Redo-operations. In: Holschneider AM, Hutson J, editor. Anorectal malformations in Children. Heidelberg: Springer: 2006 pp.320-325
Makanga M, Ntirenganya F, Kakande I. Anorectal malformations at University teaching hospital of butare in Rwanda: a review of 46 operative cases. East Central Afr J Surg. 2007; 12:110–5.
Vd Merwe E, Cox S, Numanoglu A. Anorectal malformations, associated congenital anomalies and their investigation in a South African setting. Pediatr Surg Int. 2017; 33:875–82.
Belizon A, Levitt M, Shoshany G, Rodriguez G, Peña A. Rectal prolapse following posterior sagittal anorectoplasty for anorectal malformations. Journal of Pediatric Surgery.2005; 40(1), 192–196.
Marieme A, Saiad M. Prise en Charge des Malformations Anorectales au Service de Chirurgie Pédiatrique Générale du CHU de Marrakech. Thèse Doctorat Médecine. 2012. n72, p49.
Eltayeb AA. Delayed presentation of anorectal malformations: the possible associated morbidity and mortality. Pediatr Surg Int. 2010; 26:801–6.
Mouafo TF, Moh EN, Diath AG. Malformation Anorectales dans le Service de Chirurgie Pédiatrique du CHU Yopougon, Abidjan, Cote D’ivoire. Mali Medical. 2004: T XIX (3-4):35-38.
Archibong A, Idika I. Results of treatment in children with anorectal malformations in Calabar, Nigeria. South Afr J Surg. 2004; 42, 88–90.
Hesse A, Appeadu-Mensah W. Anorectal Anomalies in Ghana–a review of 54 Cases. Afr J Paediatr Surg. 2006; 3:4–8.
Moore SW, Sidler D, Hadley GP. Anorectal malformations in Africa. S Afr J Surg. 2005; 43:174–5.
Adejuyigbe O, Abubakar AM, Sowande OA, Olayinka OS, Uba AF. Experience with anorectal malformations in Ile-Ife, Nigeria. Pediatr Surg Int. 2004; 20:855–8.