Dr Aathavan Loganayagam

 Professional experience

• More than 20 years of experience
• Lead Clinician for inflammatory bowel disease and nutrition, Queen Elizabeth Hospital, Lewisham and Greenwich NHS Trust, Woolwich (present)
• Consultant Gastroenterologist, BMI The Blackheath Hospital (present)
• Consultant Gastroenterologist, BMI Shirely Oaks Hospital (present)
• Consultant Gastroenterologist, LycaHealth Orpington (present)
• Consultant Gastroenterologist, LycaHealth Canary Wharf (present)
• Consultant Gastroenterologist, Orpington Endoscopy solutions (present)

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 Sub-specialties

• Endoscopy
• Colonoscopy
• Irritable Bowel Syndrome (IBS)
• Inflammatory Bowel Disease (IBD)
• Dyspepsia
• Cancer Screening
• Liver Diseases
• Abdominal pain
• Alcoholism
• Barrett's oesophagus
• Biopsy
• Bloated stomach
• Bowel incontinence
• Capsule endoscopy
• Cholelithiasis (gallstones)
• Chronic diarrhoea
• Cirrhosis
• Coeliac
• Colic
• Colitis
• Colon cancer
• Colorectal cancer
• Constipation
• Crohn's disease
• Diverticulitis
• Dysphagia
• Enteroscopy
• Esophageal manometry
• Fatty liver
• Food intolerance
• Food intolerance test
• Gastric reflux
• Gastric ulcer
• Gastrointestinal bleeding
• Gastrointestinal endoscopy
• Gastroscopy
• Halitosis
• Helicobacter pylori
• Hiatal hernia
• Indigestion (dyspepsia)
• Lactose intolerance
• Lactose intolerance test
• Liver biopsy
• Haemorrhoids
• Liver cancer
• Liver cyst
• Liver function tests
• Malnutrition
• Oesophageal varices
• Oesophagitis
• Pancreatic cancer
• Pancreatitis
• pH monitoring
• Polypectomy
• Polyps
• Rectal cancer
• Rectosigmoidoscopy
• Second medical opinion
• Short bowel syndrome
• Stomach cancer
• Viral Hepatitis
• Stomach flu
• Change in or altered bowel habit
• Weight loss
• Swallowing problems
• Ulcerative colitis
• Jaundice
• Oesophageal cancer
• Anaemia
• Iron deficiency
• Loose stools
• Alcoholic liver disease
• Bacterial overgrowth
• Food allergy
• FODMAP diet
• APC
• Nausea
• Vomiting
• Bravo pH study
• Oesophageal manometry
• Functional bowel disease
• Non ulcer dyspepsia
• Peptic ulcer
• Diagnosis and screening or surveillance of gastrointestinal cancers
• Bowel cancer screening
• Rectal bleeding
• Gastroesophageal reflux disease
• Nutrition
• Diet
• General gastroenterology
• Liver failure

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 Positions in public associations

• Member of the Royal College of Physicians (MRCP) (2003)
• Member of the South East London Inflammatory Bowel Disease pathway development group (2015 - present)

 Teaching posts

• Runs teaching sessions for GPs and patients
• Undertakes regular postgrauduate and undergraduate teaching in the areas of gastroenterology and endoscopy at Lewisham and Greeenwich NHS Trust

 Education

• Clinical Fellow in inflammatory bowel disease, Guy’s and St Thomas’ Hospitals, London (2008)
• Clinical Fellow in endoscopy, Guy’s and St Thomas’ Hospitals, London (2007)
• Guy’s, King’s & St Thomas’ School of Medicine, King’s College London (MBBS) (2000)
• King’s College London (BSc) (1997)

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 Publications and conferences

• Numerous publications in peer reviewed journals on all aspects of gastroenterology.
• Autoimmune haemolytic anaemia is a rare association with primary biliary cirrhosis. Meade S, Kotha S, Gera A, Loganayagam A. Br J Hosp Med (Lond). 2016 Jun;77(6):370-1. doi: 10.12968/hmed.2016.77.6.370.
• The role of faecal calprotectin in the differentiation of organic from functional bowel disorders. Tavabie OD, Hughes SA, Loganayagam A. Br J Gen Pract. 2014 Nov;64(628):595-6. doi: 10.3399/bjgp14X682525.
• Pharmacogenetic variants in the DPYD, TYMS, CDA and MTHFR genes are clinically significant predictors of fluoropyrimidine toxicity. Loganayagam A, Arenas Hernandez M, Corrigan A, Fairbanks L, Lewis CM, Harper P, Maisey N, Ross P, Sanderson JD, Marinaki AM. Br J Cancer. 2013 Jun 25;108(12):2505-15. doi: 10.1038/bjc.2013.262.
• Cerebral air embolism: a rare complication following balloon dilation. Pee L, Basu S, Loganayagam A. Endoscopy. 2013;45 Suppl 2 UCTN:E93-4. doi: 10.1055/s-0032-1326251
• Autoimmune haemolytic anaemia in ulcerative colitis. Sebepos-Rogers G, Gera A, Loganayagam A. Br J Hosp Med (Lond). 2012 Sep;73(9):532-3
• A case of optic neuritis and transverse myelitis in a postpartum Ghanaian female. Srikugan L, Loganayagam A, Kelleher K. J Hosp Med. 2010 Mar;5(3):E12-3. doi: 10.1002/jhm.398
• The contribution of deleterious DPYD gene sequence variants to fluoropyrimidine toxicity in British cancer patients. Loganayagam A, Arenas-Hernandez M, Fairbanks L, Ross P, Sanderson JD, Marinaki AM. Cancer Chemother Pharmacol. 2010 Jan;65(2):403-6. doi: 10.1007/s00280-009-1147-x
• Midazolam with meperidine or fentanyl for colonoscopy: results of a randomized trial. Hayee B, Dunn J, Loganayagam A, Wong M, Saxena V, Rowbotham D, McNair A. Gastrointest Endosc. 2009 Mar;69(3 Pt 2):681-7. doi: 10.1016/j.gie.2008.09.033
• An unusual cause of nausea and altered bowel habit. Loganayagam A, McNair A. Br J Hosp Med (Lond). 2008 Feb;69(2):107
• Management of pyrexia of unknown origin. Srikugan L, Loganayagam A. Br J Hosp Med (Lond). 2007 Dec;68(12):M212-4
• Overprescribing proton pump inhibitors. Forgacs I, Loganayagam A. BMJ. 2008 Jan 5;336(7634):2-3. doi: 10.1136/bmj.39406.449456.BE
• Faecal screening of colorectal cancer. Loganayagam A. Int J Clin Pract. 2008 Mar;62(3):454-9
• Efficacy, safety and drug survival of thioguanine as maintenance treatment for inflammatory bowel disease: a retrospective multi-centre study in the United Kingdom Ahmed B. Bayoumy, Elsa L. S. A. van Liere, Melek Simsek, Ben Warner, Aathavan Loganayagam, Jeremy D. Sanderson, Simon Anderson, Jonathan Nolan, Nanne K. de Boer, Chris J. J. Mulder & Azhar Ansari BMC Gastroenterology volume 20, Article number: 296 (2020)

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 Prizes and awards

• Selected by the Gastro Scientific Committee for the best ten abstracts from a total of 2188 and awarded a travel grant to attend Gastro UEGW/WCOG, London (2009)
• Awarded the British Society of Gastroenterology Travelling Fellowship to attend the Annual Advanced Endoscopy Update Charleston, South Caroline, USA (2009)
• Awarded research fellowship by Purine Metabolic Patients’ Association (PUMPA) (2008)
• Awarded research fellowship by CANHELP Charity Research Fellowship, Guy’s and St Thomas’ Charity (2008)
• Winner in open competition, for the development of pre-treatment testing for patients about to start chemotherapy to predict efficacy and toxicity, of the NHS Innovation London Award (2008)
• 2012-2020- Level 5 NHS Clinical Excellence Award

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 Professional membership

• Member of British Medical Association
• Member of British Society of Gastroenterology