
Professor Musella received his medical degree from “Federico II” University - Medical School, Naples, Italy and completed General Surgery residency at the same institution. He also completed 2 Fellowships to improve his surgical expertise at Complutense University of Madrid, Spain and in the General, Digestive and Abdominal Organ Transplantation Unit at 12 de Octubre Hospital in Spain.
Professor Musella is currently Associate Professor of Surgery at “Federico II” University and in the Advanced Biomedical Sciences Department of Naples Medical School, Italy. Previously he served as a University Researcher and Staff Surgeon in the Department of Experimental and Clinical Medicine, General Surgery, at the Magna Graecia University in Catanzaro, Italy. Professor Musella’s clinical and research work focuses primarily on endocrine and bariatric surgery. He has published several papers and book chapters, edited/reviewed for leading academic journals, has lectured at national and international meetings and coordinated/participated in several EU/National projects. Professor Musella is a member of several Italian and international societies in general, bariatric and endocrine surgery.
Selected publications from PubMed
Correction to: Global 30-Day Morbidity and Mortality of Primary Bariatric Surgery Combined with Another Procedure: The BLEND Study.
Martinino A, Nanayakkara KDL, Madhok B, Wong GYM, Abouelazayem M, Pereira JPS, Wazir I, Balasubaramaniam V, Said A, Marques C, Abdelbaeth A, Al-Shami K, Albashari M, Alkaseek A, Almayouf MA, Aloulou M, Alqahtan AR, Askari A, Attia MFA, Awad AK, Aykota MR, Bacalbasa N, Barrera-Rodriguez FJ, Benavoli D, Billa S, Borrelli V, Çalıkoğlu İ, Campanelli M, Carbajo MA, Chowdhury S, Cristin L, Dapri G, Dong Z, Elfawal MH, Elgazar A, Elhadi M, Gentileschi P, Graham Y, Haj B, Johnson JA, Kalmoush AM, Kamal A, Kamocka A, Khamees A, Lisi G, Hernandez EEL, Marinari GM, Martines G, Meric S, Mier F, Ali AM, Mohammed D, Mohamed KM, Mulita F, Musella M, O'Malley WE, Olmi S, Omarov T, Osama O, Perera HR, Piscitelli G, Poghosyan T, Ramírez D, Rezvani M, Ribeiro R, Sabbota A, Sakran N, Sawaftah KA, Schiavone K, Şen O, Sotiropoulou M, Tartaglia N, Tokocin M, Trotta M, Türkçapar AG, Uccelli M, Vargas C, Verras G-, Wang C, Wei Z, Yang W, Zerrweck C, Owen E, Gkoutos GV, Cardoso VR, Singhal R, Mahawar K, BLEND Study Collaborative Group
Obes Surg. 2026 Aug;36(8):4497-4499 doi: 10.1007/s11695-024-07410-2.
Reshaping of the fecal proteome and metaproteome in obese patients 2 years after bariatric surgery.
Tanca A, De Diego L, Deledda MA, De Maio F, Boru C, Musella M, Raffaelli M, Silecchia G, Delogu G, Uzzau S
mSystems. 2026 Jul 21;11(7):e0176425 doi: 10.1128/msystems.01764-25.
International expert consensus on definitions and management of weight recurrence and suboptimal response after metabolic and bariatric surgery: a Delphi study.
Wills MV, Lee S, Mocanu V, Lee Y, Kachornvitaya P, Zhu X, Alfaris N, Andromalos L, Apovian C, Behrens E, Birk D, Busetto L, Courcoulas A, Cummings D, Faria SL, Ghanem O, Han SM, Karmali S, Kaplan L, Kow L, le Roux CW, Mahawar K, Gawdat K, Munoz R, Musella M, Nimeri A, O'Kane M, Palermo M, Ponce de Leon Ballesteros G, Salminen P, Sullivan S, Udomsawaengsup S, Tewksbury C, Vidal J, Wilding J, Dang J, Strong A, Navarrete S, Zundel N, Kermansaravi M, Butsch S, Kroh M, Corcelles R
Surg Obes Relat Dis. 2026 Jul;22(7):753-761 doi: 10.1016/j.soard.2026.03.006.
An international multidisciplinary consensus statement on laparoscopic liver biopsy.
Lei SY, Han Y, Rockey DC, Alswat K, Wong VW, Jumaev N, Toro-Huamanchumo CJ, Taha S, El-Kassas M, George J, Muthiah M, Ghanem O, Yoneda M, Hang DV, Sebastiani G, Papatheodoridis G, Abu-Abeid A, Robertson AG, Kim SH, Weiner R, Mahawar K, Shabbir A, Kermansaravi M, Rajan R, Seki Y, Taskin HE, Shikora S, Oliveros E, Parmar C, Cheng Q, Thaher O, Ruiz-Úcar E, Oviedo R, Ribeiro R, Musella M, Ramos AC, Ryu SW, Abdelbaki T, Lee WJ, Chan MP, Garcia Flores JE, Skinovsky J, Madkhali A, Weiner S, Tacke F, Yang W, Neuberger J, Zheng MH, International Obesity Society Working Group on Steatotic Liver Disease
Cell Rep Med. 2026 Jun 16;7(6):102831 doi: 10.1016/j.xcrm.2026.102831.
Robotic versus laparoscopic one anastomosis gastric bypass (OAGB): a propensity score-matched comparative study of perioperative outcomes in 200 patients.
Musella M, Franzese A, Schiavone V, Avella P, D'Ambrosio A, Borrelli L, Bartolini C, D'Amato G
Surg Endosc. 2026 Jun;40(6):5371-5378 doi: 10.1007/s00464-026-12903-5.

Mario Musella reviews the evidence on bile reflux after one anastomosis gastric bypass: limb length, Barrett's esophagus, conversion rates and Braun.
Published
Oct 2022

Prof. Mario Musella (ITALY) and his team from AOU "Federico II", Naples, Italy, perform a One Anastomosis Gastric Bypass (OAGB)
With Johnson & Johnson MedTech
Published
Apr 2021
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