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Kinnear N, Heijkoop B, Bramwell E, Frazzetto A, Noll A, Patel P, Hennessey D, Otto G, Dobbins C, Sammour T, Moore J. Communication and management of incidental pathology in 1,214 consecutive appendicectomies; a cohort study. Int J Surg 2019; 72:185-191. [PMID: 31683040 DOI: 10.1016/j.ijsu.2019.10.025] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/17/2019] [Revised: 10/08/2019] [Accepted: 10/23/2019] [Indexed: 12/29/2022]
Abstract
BACKGROUND Important incidental pathology requiring further action is commonly found during appendicectomy, macro- and microscopically. We aimed to determine whether the acute surgical unit (ASU) model improved the management and disclosure of these findings. METHODS An ASU model was introduced at our institution on 01/08/2012. In this retrospective cohort study, all patients undergoing appendicectomy 2.5 years before (Traditional group) or after (ASU group) this date were compared. The primary outcomes were rates of appropriate management of the incidental findings, and communication of the findings to the patient and to their general practitioner (GP). RESULTS 1,214 patients underwent emergency appendicectomy; 465 in the Traditional group and 749 in the ASU group. 80 (6.6%) patients (25 and 55 in each respective period) had important incidental findings. There were 24 patients with benign polyps, 15 with neuro-endocrine tumour, 11 with endometriosis, 8 with pelvic inflammatory disease, 8 Enterobius vermicularis infection, 7 with low grade mucinous cystadenoma, 3 with inflammatory bowel disease, 2 with diverticulitis, 2 with tubo-ovarian mass, 1 with secondary appendiceal malignancy and none with primary appendiceal adenocarcinoma. One patient had dual pathologies. There was no difference between the Traditional and ASU group with regards to communication of the findings to the patient (p = 0.44) and their GP (p = 0.27), and there was no difference in the rates of appropriate management (p = 0.21). CONCLUSION The introduction of an ASU model did not change rates of surgeon-to-patient and surgeon-to-GP communication nor affect rates of appropriate management of important incidental pathology during appendectomy.
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Affiliation(s)
- Ned Kinnear
- Dept of Surgery, Lyell McEwin Hospital, Adelaide, Australia; Dept of Surgery, Port Augusta Hospital, Port Augusta, Australia; Adelaide Medical School, University of Adelaide, Adelaide, Australia.
| | | | - Eliza Bramwell
- Dept of Surgery, Port Augusta Hospital, Port Augusta, Australia
| | - Alannah Frazzetto
- Dept of Surgery, Port Augusta Hospital, Port Augusta, Australia; Adelaide Medical School, University of Adelaide, Adelaide, Australia
| | - Amy Noll
- Dept of Surgery, Port Augusta Hospital, Port Augusta, Australia; Adelaide Medical School, University of Adelaide, Adelaide, Australia
| | - Prajay Patel
- Dept of Surgery, Port Augusta Hospital, Port Augusta, Australia; Adelaide Medical School, University of Adelaide, Adelaide, Australia
| | | | - Greg Otto
- Dept of Surgery, Lyell McEwin Hospital, Adelaide, Australia
| | | | - Tarik Sammour
- Dept of Surgery, Royal Adelaide, Hospital, Adelaide, Australia; Dept of Surgery, Faculty of Medical and Health Sciences, University of Adelaide, Adelaide, Australia
| | - James Moore
- Dept of Surgery, Royal Adelaide, Hospital, Adelaide, Australia; Dept of Surgery, Faculty of Medical and Health Sciences, University of Adelaide, Adelaide, Australia
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Alexandraki KI, Griniatsos J, Bramis KI, Ballian N, Dimitriou N, Giannakakis T, Tsigris C, Felekouras E, Kaltsas GA. Clinical value of right hemicolectomy for appendiceal carcinoids using pathologic criteria. J Endocrinol Invest 2011; 34:255-9. [PMID: 20935447 DOI: 10.1007/bf03347081] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
BACKGROUND Appendiceal carcinoids (AC) are usually adequately treated by appendectomy. The European Neuroendocrine Tumours Society (ENETS) has recently reconsidered the previous pathologic criteria to identify patients at high risk of extra-appendiceal disease, who are thought to require right hemicolectomy (RHC). AIM The aim of this retrospective, observational study was to evaluate previous and currently introduced criteria, in identifying patients with AC in whom RHC is justified. SUBJECTS AND METHODS Twelve patients who underwent RHC for AC were retrospectively identified. Demographic and follow-up data were collected and appendectomy specimens were reviewed for the presence of indications leading to RHC defined as: tumor diameter ≥2 cm, tumor location at the base, mesoappendiceal extension, mitotic index Ki-67≥2%. RHC specimens were examined to identify evidence of extra-appendiceal disease, remaining and/or metastatic disease. RESULTS Four patients fulfilled two criteria and 8 one criterion for RHC. Two patients had tumors ≥2.0 cm, 5 located at the base, 8 invading the mesoappendix and periappendiceal fat; Ki-67 PI was 1% in all cases measured except one, in which it was 3%. Post-RHC, 3 patients (25%) had extra-appendiceal disease (no residual disease was identified in surgical margins); 1 had tumor at the colon specimen and 2 had lymph node metastasis. All 3 patients fulfilled only one pathologic criterion; 1 had tumor mesoappendiceal extension and 2 tumor location at the base of the appendix. CONCLUSIONS Applying previous and currently introduced pathologic criteria, 25% of high-risk patients with AC had identifiable extra-appendiceal disease following RHC that might be not detected following the recently introduced ENETS criteria.
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Affiliation(s)
- K I Alexandraki
- Endocrine Unit, Department of Pathophysiology, Laiko University Hospital, Athens Medical School, Mikras Asias 75, 115 27, Athens, Greece.
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