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Dr Penelope De Lacavalerie


Dr Penelope De Lacavalerie

General Surgery, Colorectal Surgery

Dr Penelope De Lacavalerie is a Consultant Colorectal, Robotic and General Surgery. She is the founder of My Sydney Surgeon, Sydney Obstetric Anal Sphincter Injuries (OASI) Specialists, and a member of the Australian Multidisciplinary Working Group for Anal Cancer Prevention in Australia. She is passionate about providing comprehensive, evidenced-based, and innovative care for all her patients.

Her areas of expertise include all aspects of colorectal surgery including robotic and laparoscopic surgery including colorectal cancer, inflammatory bowel disease, bowel endometriosis and diverticular disease. Her practice also includes general surgery conditions (hernias and gallbladder) and other benign anorectal conditions like anal fissures, haemorrhoids, anal fistula treatment as well as, being a Certified Endoscopist and Colonoscopist by the Conjoint Committee of Australia. She performs comprehensive anal physiology and anatomy assessments of the anal sphincter (endoanal ultrasound and anal manometry). A vital tool in the management of Functional defecation disorders such as faecal incontinence and obstructive defecation, obstetric anal sphincter injuries and anal fistulae.

Dr De Lacavalerie started her surgical training in England where she completed her basic surgical training in London and Essex. She then migrated to Australia where she completed her general surgery fellowship of the Royal Australasian College of Surgeon (FRACS). Following this, she undertook four years of research on biomarkers of response to chemoradiation in rectal cancer, for which she received various grants and scholarships including the prestigious NHMRC Clinical Postgraduate Scholarship for her PhD studies at The Garvan Institute of Medical Research. She has published multiple papers and is a Cochrane collaboration author. After her research years she continued onto a further two years training in advanced colorectal surgery in Sydney accredited by the Colorectal Surgical Society of Australia and New Zealand (CSSANZ). This included a twelve-month robotic colorectal surgery fellowship.

Currently, her main research interest is in the diagnoses, screening and treatment with High resolution anoscopy of HPV related anal dysplasia and anal cancer in high-risk populations and finding innovative ways to bringing awareness to the community about the screening, diagnoses and treatment of bowel and anal cancer as an official Spokeperson to Bowel Cancer Australia.


  • Colorectal / General Surgery
  • Gastroscopy and Colonoscopy
  • Robotic Surgery
  • Bowel Endometriosis
  • Anorectal Conditions
  • HPV – Anal Dysplasia Diagnoses and Treatment
  • Faecal Incontinence
  • Endoanal Ultrasound and Manometry


Languages: English & Spanish

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