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LOW GRADE APPENDICIAL MUCINOUS NEOPLASM (LAMN)- A CASE REPORT
PUBLISHED January 24, 2024 (DOI: https://doi.org/10.54985/peeref.2401p6765601)
NOT PEER REVIEWED
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Authors
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Dr D S Malik1 , Dr B S Dhakad2
- Eternal Hospital Jaipur
- Eternal Hospital, Jaipur
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Conference / event
- Presented in 83rd National annual conference of Association of surgeon's of India from 13th to 16th December 2023, December 2023 (Visakhapatnam, India)
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Poster summary
- Appendiceal Mucinous neoplasms are a heterogeneous group of neoplasms ranging from simple mucoceles to complex pseudomyxoma peritonei. Low-grade appendiceal mucinous neoplasms (LAMN) are detected in 0.7 to 1.7% of all appendicectomies. LAMN can present with abdominal pain, vomiting, distention, palpable mass, intestinal obstruction, and rarely with urological symptoms. Case Report: A 75-year-old patient presented with pain and discomfort in right iliac fossa for 7 days and loss of weight for 15 days. His USG Abdomen showed hypoechoic cystic lesion with internal echoes in right iliac fossa. His CECT abdomen showed lobulated and elongated fluid density blind tubular lesion arising from caecum– Possibility of Mucocele of Appendix. Lap appendicectomy done. Histopathology of Appendix showed Low grade appendiceal mucinous neoplasm. Base of Appendix show presence of mucin deposits. Negative for invasive malignancy Postoperatively his whole-body PET – CT imaging was done which was normal. Patient advised to remain in follow-up.
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Keywords
- LAMN, APPENDICIAL MUCINOUS NEOPLASM, MUCOCELE APPENDIX
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Research areas
- Education, Medicine
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References
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- . Dachman A, Lichtenstein J, Friedman A. Mucocele of the appendix and pseudomyxoma peritonei. AJR Am J Roentgenol. 1985;144:923–929. PMid:3885692.
- Evans, O. Aziz, B. Chakrabarty et al., “Long-term outcomes for patients with peritoneal acellular mucinosis secondary to low grade appendiceal mucinous neoplasms,” European Journal of Surgical Oncology, vol. 47, no. 1, pp. 188–193, 2021.
- . Dixit A, Robertson JH, Mudan SS, Akle C. Appendiceal mucoceles and pseudomyxoma peritonei. World J Gastroenterol. 2007;13:2381–2384. PMid:17511043
- . Bradley RF, Stewart JH 4th, Russell GB et al. Pseudomyxoma peritonei of appendiceal origin: A clinicopathologic analysis of 101 patients uniformly treated at a single institution, with literature review. Am J Surg Pathol 2006;30:551–559.
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Funding
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- No funder
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Supplemental files
- No data provided
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Additional information
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- Competing interests
- No competing interests were disclosed.
- Data availability statement
- Data sharing not applicable to this poster as no datasets were generated or analyzed during the current study.
- Creative Commons license
- Copyright © 2024 Malik et al. This is an open access work distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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Malik, D., Dhakad, D. LOW GRADE APPENDICIAL MUCINOUS NEOPLASM (LAMN)- A CASE REPORT [not peer reviewed]. Peeref 2024 (poster).
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