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Dev Segarajasingam - Endoscopist & Gastroenterologist

📜 Specialty

Small bowel investigations, Capsule endoscopy & Enteroscopy

🎓 Education

  • Undergraduate: University of Western Australia
  • Postgraduate GI Training: Sir Charles Gairdner Hospital, Perth, Western Australia
  • Fellowship: Sir Charles Gairdner Hospital, Perth, Western Australia
  • Fellowship: McGill University, Montreal, Canada

Dr Segarajasingam is a gastroenterologist with subspecialty interests in small bowel investigations and endoscopic ultrasound. He has extensive experience in capsule endoscopy and enteroscopy.

Dr Segarajasingam has published broadly with topics ranging from inflammatory bowel disease to small bowel investigations. He is currently actively involved in clinical research. He has public appointments at Sir Charles Gairdner hospital and Osborne Park hospital.

Honours and Awards

  • EVA K A Nelson Overseas Medical Research Fellowship UWA 2008


Dr Segarajasingam completed his gastroenterology training in Perth. He has completed two fellowships in endoscopic ultrasound at Sir Charles Gairdner Hospital and McGill University Health Centre in Montreal. Additionally he has completed post-fellowship training in capsule endoscopy and double balloon enteroscopy.

Professional Medical Memberships/committees

  • Australian Medical Association (AMA)
  • Gastroenterological Society of Australia (GESA)
  • UWA CTEC Convenor
  • Australian Health Practitioner Regulation Agency (AHPRA)
  • The Royal Australasian College of Physicians (RACP)

Academic Appointments

  • Private appointment - Hollywood Private Hospital, Perth
  • Public appointment - Osborne Park Hospital (ASI Open Access Endoscopy)
  • Public appointment - Sir Charles Gairdner Hospital, Perth



  1. Randomized controlled trial comparing outcomes of video capsule endoscopy with push enteroscopy in obscure gastrointestinal bleeding
    Segarajasingam DS, Hanley SC, Barkun AN, et al.
  2. Definitive therapy of colonic angioectasia by submucosal coagulation
    Sriram N, Bar-Yishay I, Kumarasinghe P, Yusoff I, Segarajasingam D, Bourke MJ, Raftopoulos S
  3. Intramural gastric abscess from dropped gallstones presenting as a subepithelial lesion (with video)
    Chen HC, Tee CT, Segarajasingam DS, Raftopoulos SC, Yusoff IF
  4. A cohort study of missed and new cancers after esophagogastroduodenoscopy
    Raftopoulos SC, Segarajasingam DS, Burke V, Ee HC, Yusoff IF
  5. Informed consent in direct access colonoscopy
    Segarajasingam DS, Pawlik J, Forbes GM
  6. Tumor seeding after EUS-guided FNA of pancreatic tail neoplasia
    Chong A, Segarajasingam D, Lisewski D
  7. Pulmonary embolism diagnosed with EUS on a patient with adenocarcinoma of the pancreas (with video)
    Tee CT, Chen HC, Segarajasingam DS, Yusoff IF
  8. A phase 2 study of allogeneic mesenchymal stromal cells for luminal Crohn's disease refractory to biologic therapy
    Forbes GM, Sturm MJ, Leong RW,
  9. The visibility and effectiveness of standard drink labelling
    Chan MD, Chan MY, P'ng SS, Segarajasingam DS.
  10. Optimizing the multimodal approach to pancreatic cyst fluid diagnosis: developing a volume-based triage protocol
    Chai SM, Herba K, Kumarasinghe MP, Segarajasingam DS et al.
  11. Endoscopic ultrasound guided fine needle aspiration of solid pancreatic lesions: Performance and outcomes
    Fisher L, Segarajasingam DS, Stewart C, Deboer WB, Yusoff IF
  12. IgG4-related sclerosing disease of the small bowel presenting as necrotizing mesenteric arteritis and a solitary jejunal ulcer
    Wong DD, Pillai SR, Kumarasinghe MP, Segarajasingam DS et al.
  13. Seasonal variation of participation in colorectal neoplasia screening by colonoscopy or CT colonography
    Segarajasingam DS, Ang EB, Fritschi L, Foster NM, Mendelson RM, Forbes GM

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