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Dr Javier Aranda Hernández

Digestive System

Dr Javier Aranda Hernández

Specialist in

  • High-quality endoscopy in cancer prevention and the early detection of lesions

  • Resection of early-stage tumours of the digestive tract

  • Advanced therapeutic endoscopy, oncological endoscopy and minimally invasive endoscopic surgery

«Providing appropriate information and support should be an integral part of medical practice. I am passionate about the potential of endoscopy to improve people’s lives.»
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Professional profile

A specialist in the digestive system with extensive training and experience in advanced therapeutic endoscopy and minimally invasive endoscopic surgery, Dr Javier Aranda focuses his clinical practice on the comprehensive management of patients with complex digestive conditions and a high risk of cancer, prioritising endoscopic quality, accurate diagnosis and precise treatment.

His career combines solid international training and extensive experience in tertiary care hospitals with a person-centred approach to medicine. His use of the most innovative endoscopic technology helps to ensure more accurate diagnoses and optimal decision-making, combined with honest communication and close support throughout highly complex procedures.

Education

Key milestones in his training include his university studies, his specialisation in the digestive system and his subspecialisation in advanced therapeutic endoscopy.

2013 – 2015 | Subspecialisation (Clinical Fellowship) in Advanced Therapeutic Endoscopy. University of Toronto (St Michael’s Hospital), Ontario, Canada.
2006–2010 | Specialisation via the MIR programme in Gastroenterology. 12 de Octubre University Hospital, Madrid.
2007 – 2009 | Postgraduate studies. Diploma in Advanced Studies. Complutense University of Madrid. Thesis: Diagnostic and therapeutic ERCP in paediatric patients.
1998 – 2005 | Bachelor’s degree in Medicine and Surgery. Complutense University of Madrid.

Professional experience

His roles have included ongoing clinical work in gastroenterology units and advanced therapeutic endoscopy.

2025–present | Member of the Centre of Specialised Reference (CSUR) at Gregorio Marañón Hospital for the Endoscopic Treatment of Complex Early-Stage Gastrointestinal Neoplasms
2017–present | Specialist in Gastroenterology and Advanced Therapeutic Endoscopy. Gregorio Marañón University General Hospital, Madrid.
2019–2025 | Gastroenterology Practice. Avicena Clinical Institute, Madrid.
2019 – 2025 | Diagnostic and Therapeutic Gastrointestinal Endoscopy. Nuestra Señora de El Rosario Hospital, Madrid.
2015 – 2017 | Specialist in Gastroenterology and Advanced Therapeutic Endoscopy. León Hospital Complex.
2013 – 2015 | Advanced Therapeutic Endoscopy. St Michael’s Hospital, Unity Health Toronto, Canada.
2013 | Specialist in Gastroenterology. Clínica Vallés, Alcalá de Henares, Madrid.
2010 – 2013 | Specialist in Gastroenterology. 12 de Octubre University Hospital, Madrid.
2010 – 2012 | Specialist in Gastroenterology. Ruber Clinic, Madrid.

Scientific publications

His most significant scientific publications include papers focusing on therapeutic endoscopy, endoscopic quality and early-stage gastrointestinal cancer.

2023 | Rodríguez Sánchez J, Álvarez-González MA, Aranda Hernández J, et al. Underwater versus conventional EMR of large non-pedunculated colorectal lesions: a multicentre randomised controlled trial. Gastrointestinal Endoscopy. 2023;97(5):941–951.e2. doi:10.1016/j.gie.2022.12.013
2018 | Aranda Hernández J, Shimamura Y, Grin A, et al. Hot avulsion may be effective as a salvage treatment for focal Barrett’s oesophagus remaining after endoscopic therapy for dysplasia or early cancer. Endoscopy. 2018;50(1):8–13. doi:10.1055/s-0043-119986
2016 | Aranda Hernández J, Hwang J, Kandel G. Seeing better – Evidence-based recommendations on optimising the colonoscopy adenoma detection rate. World Journal of Gastroenterology. 2016;22(5):1767–1778. doi:10.3748/wjg.v22.i5.1767
2014 | Aranda Hernández J, Cirocco M, Marcon N. Treatment of dysplasia in Barrett’s oesophagus. Clinical Endoscopy. 2014;47(1):55–64. doi:10.5946/ce.2014.47.1.55
2011 | Aranda Hernández J, Aguilar-Shea AL, Marín Gabriel JC. Can we rest assured following a colonoscopy with no lesions? Interval colorectal cancer. Primary Care. 2011;43(7):333–335. doi:10.1016/j.aprim.2011.02.003

Areas of special focus

The clinical areas on which he focuses most in his practice include the following.

  • High-quality endoscopy for patients at high risk of gastrointestinal cancer.
  • Barrett’s oesophagus and the management of dysplasia and early-stage cancer.
  • Atrophic gastritis and intestinal metaplasia.
  • Adenomas and early-stage cancer of the duodenum, colon and rectum.
  • Biliary and pancreatic pathology.
  • Upper and lower gastrointestinal haemorrhage.

Techniques and procedures

The techniques and procedures he routinely performs in his clinical practice include the following.

  • Endoscopic mucosal resection, transmural resection and endoscopic submucosal dissection.

  • Endoscopic treatment of Barrett’s oesophagus with dysplasia and early-stage cancer.

  • Diagnostic and therapeutic endoscopic retrograde cholangiopancreatography.

  • Placement of stents in benign and malignant gastrointestinal conditions.

  • Chromoendoscopy and high-definition endoscopy.

  • POEM technique and third-space endoscopy.

Accreditations and memberships

He is a member of leading scientific societies in the field of the digestive system and endoscopy.

  • European Society of Gastrointestinal Endoscopy (ESGE).
  • Spanish Society of Digestive Endoscopy (SEED).
  • Spanish Society of Gastrointestinal Pathology (SEPD).

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