By Dr Robert O'Neill

Journal articles

Skinner T; Fu MY; O’neill RS; Kim BSM, 2025, 'Duodenal Lipoma Presenting with Life-threatening Upper Gastrointestinal Hemorrhage Treated with Endoscopic Mucosal Resection', Journal of Gastrointestinal and Liver Diseases, 34, pp. 155, http://dx.doi.org/10.15403/jgld-6115

O’Neill RS; Field A; Kim BSM; Ferguson JS; Ghaly S; Dear RF, 2025, 'Duodenal obstruction secondary to metastatic breast cancer', Journal of Cancer Research and Therapeutics, 21, pp. 755 - 757, http://dx.doi.org/10.4103/jcrt.jcrt_2022_24

O'neill RS; Gardner L; Kelleher A; Pamphlett R; Girgis L; Stoita A, 2025, 'Perplexing case of abdominal pain with eosinophilia and fasciitis', Gut, 74, pp. 570 - 651, http://dx.doi.org/10.1136/gutjnl-2024-332580

Skinner TA; O'neill RS; Ghaly S; Low JP; Van Laar Veth A; Feller RB, 2025, 'Ileal ulceration and haematochezia in an 83-year old', Frontline Gastroenterology, http://dx.doi.org/10.1136/flgastro-2025-103067

O'Neill RS; Dhugga S; Crane H; Moore J, 2025, 'Severe dengue fever with secondary haemophagocytic lymphohistiocytosis', Internal Medicine Journal, http://dx.doi.org/10.1111/imj.70164

O'Neill RS; Williams DB; Kim BSM, 2025, 'EUS-guided aspirate of a traumatic paraduodenal duodenal hematoma with gastric outlet obstruction (with videos).', Endosc Ultrasound, 14, pp. 91 - 93, http://dx.doi.org/10.1097/eus.0000000000000106

Arzivian A; O'Neill R; Lockart I, 2025, 'The Herald Bleed-A Fortunate Endoscopic Diagnosis of an Aorto-Duodenal Fistula Secondary to a Mycotic Aortic Aneurysm With Abscess Formation.', Clin Case Rep, 13, pp. e70615, http://dx.doi.org/10.1002/ccr3.70615

Fu MY; O'Neill R; Silverstone EJ; Yates DH, 2024, 'Primary thymic mucosa-associated lymphoid tissue (MALT) lymphoma with Sjogren's syndrome and diffuse cystic lung disease: a complex respiratory presentation of a multifaceted autoimmune disease', BMJ Case Reports, 17, http://dx.doi.org/10.1136/bcr-2023-259587

O’Neill RS; Leaver P; Ryan C; Liang S; Sanagapalli S; Cosman R, 2024, 'Metastatic melanoma: an unexpected cause of acute liver failure', Clinical Journal of Gastroenterology, 17, pp. 1125 - 1129, http://dx.doi.org/10.1007/s12328-024-02039-1

Ryan C; O'Neill RS; Williams D, 2024, 'Successful endoscopic decompression of an intramural duodenal hematoma secondary to pancreatitis causing duodenal and common bile duct obstruction', MINERVA GASTROENTEROLOGY, http://dx.doi.org/10.23736/S2724-5985.24.03724-0

O’neill RS; Leaver P; Liang S; Williams DB; Crane H, 2024, 'Herpetic Esophagitis: A Painful Diagnosis in an Immunocompetent Male', Journal of Gastrointestinal and Liver Diseases, 33, pp. 303, http://dx.doi.org/10.15403/jgld-5687

Loprete J; Richardson R; Bramah V; Comben S; Li T; Beiglari L; O'Neill R; McEwan C; Carr A; Tong W; Campbell D; Wong M; Evans L; Post J; Torda A; Kane A; Kelleher A; Wainstein B; McMullan B; Law M, 2023, 'Delabeling, safety, and impact of β-lactam allergy testing: A systematic review', Journal of Allergy and Clinical Immunology Global, 2, pp. 100160, http://dx.doi.org/10.1016/j.jacig.2023.100160

O'Neill RS; Wang WJ; Chan P; Ho V; Verdon C; Turner I; Acharya P, 2023, 'An obscure cause of gastrointestinal bleeding: Recurrent duodenal variceal hemorrhage treated with intramuscular octreotide in the absence of portal hypertension', Jgh Open, 7, pp. 78 - 80, http://dx.doi.org/10.1002/jgh3.12847

O’Neill RS, 2022, 'An Incidental Discovery of Caroli’s Disease in an 86-Year-Old Presenting with Cholangitis', SN Comprehensive Clinical Medicine, 4, http://dx.doi.org/10.1007/s42399-022-01305-y

Wai Siu DH; O'Neill RS; Harris CA; Wang J; Ardolino L; Downton T; Tong M; Hong JH; Chin V; Clingan PR; Aghmesheh M; Soudy H, 2022, 'Immune checkpoint inhibitor-induced myocarditis, myositis, myasthenia gravis and transaminitis: a case series and review', Immunotherapy, 14, pp. 511 - 520, http://dx.doi.org/10.2217/imt-2021-0225

O'NEILL R; AZZI P; AKIMA S, 2022, 'OMENTAL CAKING IN AN IMMUNOCOMPETENT PATIENT: A FORTUNATE DIAGNOSIS OF DISSEMINATED TB HIGHLIGHTING THE PITFALLS OF INTERFERON GAMMA RELEASE ASSAY INTERPRETATION', Chest, 161, pp. A85 - A85, http://dx.doi.org/10.1016/j.chest.2021.12.117

De Robles MS; O'Neill RS; Mourad AP; Winn R; Putnis S; Kang S, 2021, 'Survival in stage IIB/C compared to stage IIIA rectal cancer: an Australian experience affirming that size does matter', ANZ Journal of Surgery, 91, pp. 1866 - 1873, http://dx.doi.org/10.1111/ans.16758

O'Neill RS; Stoita A, 2021, 'Biomarkers in the diagnosis of pancreatic cancer: Are we closer to finding the golden ticket?', World Journal of Gastroenterology, 27, pp. 4045 - 4087, http://dx.doi.org/10.3748/wjg.v27.i26.4045

Buckley D; O'Neill RS, 2021, 'Erratum: Malignant Biliary Obstruction Secondary to Metastatic Bladder Cancer - An Uncommon Presentation of Cholangitis (Endoscopy (2021) 53 (S206) DOI: 10.1055/s-0041-1724823)', Endoscopy, 53, pp. C4, http://dx.doi.org/10.1055/s-0041-1729137

Jindal A; Kumar M, 2021, 'Sequential combination therapies for HBeAg-positive chronic hepatitis B: the search continues.', Hepatol Int, 15, pp. 1 - 3, http://dx.doi.org/10.1007/s12072-020-10129-8

, 2021, 'Sydney Cancer Conference 2021, September 9-10, 2021, Bridging Research and Practice.', Asia Pac J Clin Oncol, 17 Suppl 5, pp. 23 - 72, http://dx.doi.org/10.1111/ajco.13652

Siu HW; O'Neill R; Tong M; Hong J; Harris CA; Aghmesheh M; Soudy H, 2020, 'IMMUNE CHECKPOINT INHIBITOR INDUCED OVERLAPPING CARDIAC AND NEUROMUSCULAR TOXICITIES: HIGHLIGHT OF EARLY DIAGNOSIS, EARLY INITIATION OF IMMUNOSUPPRESSIVE THERAPY AND MULTIDISCIPLINARY MANAGEMENT', JOURNAL FOR IMMUNOTHERAPY OF CANCER, 8, pp. A178 - A179, http://dx.doi.org/10.1136/jitc-2020-SITC2020.0292

O'Neill RS; Wennmacker SZ; Bhimani N; van Dijk AH; de Reuver P; Hugh TJ, 2020, 'Unsuspected choledocholithiasis found by routine intra-operative cholangiography during laparoscopic cholecystectomy', ANZ Journal of Surgery, 90, pp. 2279 - 2284, http://dx.doi.org/10.1111/ans.16016

O'Neill RS; Lam LL; Solanki P; Levingston R; Thomas D, 2020, 'Clear cell adenocarcinoma presenting as acute pancreatitis: A rare form of primary pancreatic malignancy', Cancer Reports, 3, http://dx.doi.org/10.1002/cnr2.1273

O'Neill RS; Mohd Zaki NI; Grant C; Napaki S; Brungs D, 2020, 'A Case of Non–Small-cell Lung Cancer in a Patient With Neurofibromatosis Type 1', Clinical Lung Cancer, 21, pp. e261 - e264, http://dx.doi.org/10.1016/j.cllc.2020.02.004

O'Neill RS; Emmanuel S; Williams D; Stoita A, 2020, 'Macrophage inhibitory cytokine-1/growth differentiation factor-15 in premalignant and neoplastic tumours in a high-risk pancreatic cancer cohort', World Journal of Gastroenterology, 26, pp. 1660 - 1673, http://dx.doi.org/10.3748/wjg.v26.i14.1660

Tsang CLN; O'Neill RS; Joseph CM; Palasovski T, 2020, 'Small Bowel Perforation Secondary to Biliary Stent Migration in an Incarcerated Inguinal Hernia', CUREUS, 12, http://dx.doi.org/10.7759/cureus.7268

O'Neill RS; Tyack L; Freeman M; Hussein HS, 2020, 'Euglycemic Ketoacidosis in a Patient with Metastatic Non-Small-Cell Lung Adenocarcinoma and Concomitant Pulmonary Embolism', Case Reports in Endocrinology, 2020, http://dx.doi.org/10.1155/2020/8882299

O’Neill RS; Meiser B; Emmanuel S; Williams DB; Stoita A, 2020, 'Long-term positive psychological outcomes in an Australian pancreatic cancer screening program', Familial Cancer, 19, pp. 23 - 35, http://dx.doi.org/10.1007/s10689-019-00147-3

O'Neill RS; Duong T; Dionela W; Rogge C; Brungs D, 2020, 'Pancreatitis and Biliary Obstruction Secondary to Duodenal Metastasis from Rapidly Progressing Lung Adenocarcinoma Treated with Common Bile Duct Stenting', Case Reports in Oncology, 13, pp. 962 - 967, http://dx.doi.org/10.1159/000508745

De Robles MS; O'Neill RS; Young CJ, 2020, 'Transient jejuno-jejunal intussusception in an anabolic steroid user—A case report', International Journal of Surgery Case Reports, 70, pp. 126 - 129, http://dx.doi.org/10.1016/j.ijscr.2020.04.010

O'Neill RS; Belousova N; Malouf MA, 2019, 'Pulmonary Type B Niemann-Pick Disease Successfully Treated with Lung Transplantation.', Case Rep Transplant, 2019, pp. 9431751, http://dx.doi.org/10.1155/2019/9431751

, 2018, 'Abstract Journal General Surgery', ANZ Journal of Surgery, 88, pp. 54 - 67, http://dx.doi.org/10.1111/ans.14522

Conference Papers

O'Neill R; Burgess A; Morton M; Maqbool M; Newton P; Miyakis S; Jones A, 2021, 'CAP DIAGNOSIS AND MANAGEMENT: A SURVEY OF REGIONAL PRACTICE', in RESPIROLOGY, WILEY, pp. 204 - 204

Buckley D; Smith AE; O'Neill RS, 2021, 'Jaundice Secondary to Intrabiliary Metastasis - A Rare Presentation of Metastatic Gastroesophageal Junction Adenocarcinoma', in AMERICAN JOURNAL OF GASTROENTEROLOGY, LIPPINCOTT WILLIAMS & WILKINS, pp. S1055 - S1056

Conference Posters

Dind A; Cistulli D; McDowell B; Marvi S; O'Neill R, 2021, 'Massive hepatomegaly and abdominal pain – An unexpected presentation of primary choroidal melanoma', presented at 30th Asian Pacific for The Study of Liver (APASL) 2021, 04 February 2021 - 06 February 2021

O'Neill R; Wennmacker S; Bhimani N; Van Dijk A; Hugh TJ, 2020, 'Unsuspected Choledocholithiasis found by routine intra-operative Cholangiography during Laparoscopic Cholecystectomy', presented at Australian and New Zealand Hepatic, Pancreatic & Biliary Association Virtual Meeting, 05 November 2020

Conference Presentations

O'Neill R; Burgess A; Morton M; Maqbool M; Newton P; Miyakis S; Jones A, 2021, 'Community Acquired Pneumonia (CAP) Diagnosis and Management – A Survey of Regional Practice', presented at TSANZSRS Annual Scientific Meeting, 01 May 2021 - 02 May 2021

O'Neill R; Wennmacker S; Bhimani N; Hugh T, 2018, 'Unsuspected choledocholithiasis during elective and emergency laparoscopic cholecystectomy: a large Australian cohort study over 16 years.', presented at Royal Australasian College of Surgeons Annual Scientific Congress,, Sydney, 07 May 2018 - 11 May 2018

Conference Abstracts

Maudlin B; Weir L; O'Neill R, 2022, 'GRANULICATELLA ADIACENS SUBACUTE AORTIC VALVE INFECTIVE ENDOCARDITIS PRESENTING AS UNILATERAL SACROILIITIS', in Internal Medicine Journal, Wiley, Vol. 52, pp. 16 - 16, presented at RACP Congress 2022, A Climate for Change, 12–14 May 2022, Melbourne, Victoria, Australia and Online, http://dx.doi.org/10.1111/imj.31_15766

Buckley D; Smith A; O'Neill R, 2021, 'S2500 Jaundice Secondary to Intrabiliary Metastasis - A Rare Presentation of Metastatic Gastroesophageal Junction Adenocarcinoma', in American Journal of Gastroenterology, Lippincott, Williams & Wilkins, Las Vegas, Nevada, The United States of America, presented at American College of Gastroenterology, 2021 Annual Scientific Meeting, Las Vegas, Nevada, The United States of America, 22 October 2021 - 27 October 2021, http://dx.doi.org/10.14309/01.ajg.0000783532.43152.1f

O'Neill R; Storr E; McKenzie L; Thomas D; Soudy H, 2021, 'Acute disseminated intravascular coagulation - A rare presentation of occult large cell carcinoma', in ASIA-PACIFIC JOURNAL OF CLINICAL ONCOLOGY, WILEY, Vol. 17, pp. 51 - 51, https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000693805000096&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=891bb5ab6ba270e68a29b250adbe88d1

O'Neill R; Burgess A; Morton M; Maqbool M; Newton P; Miyakis S; Jones A, 2021, 'CAP diagnosis and management: A survey of regional practice', in Respirology, Wiley, Vol. 26, presented at TSANZSRS 2021 The Australia & New Zealand Society of Respiratory Science and The Thoracic Society of Australia and New Zealand (ANZSRS/TSANZ) Annual Scientific Meeting for Leaders in Lung Health & Respiratory Science, 1–2 May 2021 April 2021, http://dx.doi.org/10.1111/resp.14022

Buckley D; O'Neill R, 2021, 'Malignant Biliary Obstruction Secondary To Metastatic Bladder Cancer-An Uncommon Presentation Of Cholangitis', in Endoscopy, Thieme Gruppe, presented at European Society of Gastrointestinal Endoscopy (ESGE) Days 2021, 25 March 2021 - 27 March 2021, http://dx.doi.org/10.1055/s-0041-1724823

Siu HW; O'Neill R; Tong M; Harris C; Hong J; Aghmesheh M; Hussein H, 2020, 'Immune checkpoint inhibitor induced overlapping cardiac and neuromuscular toxicities: Highlight of early diagnosis, early initiation of immunosuppressive therapy and multidisciplinary management', in Immune checkpoint inhibitor induced overlapping cardiac and neuromuscular toxicities: Highlight of early diagnosis, early initiation of immunosuppressive therapy and multidisciplinary management, presented at sitc 2020, http://dx.doi.org/10.1136/jitc-2020-SITC2020.0292

Preprints

O'Neill RS; Maudlin B; Cho K; Assad J; Femia G, 2022, Basal type Takotsubo Syndrome in the post-ictal period – A case report highlighting the importance of post-ictal cardiac evaluation, http://dx.doi.org/10.21203/rs.3.rs-1436313/v1

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