Skip Ribbon Commands
Skip to main content
Dr Karen Choo Jui Lin

Dr Choo Jui Lin Karen



Singapore General Hospital

Specialty: Dermatology, Dermatology

Sub-specialties: General Dermatology, Atopic Dermatitis, Contact Dermatitis, Anaphylaxis, Drug Allergy, Food Allergy, Urticaria

Conditions Treated by this Doctor:
Acne Marks and Scars, Acne Vulgaris, Hair and Nail Problems, Melasma, Pigmentary Disorders (Vitiligo, Melasma, Pigmented Birthmarks), Sexually Transmitted Infections, Skin Infections.

Clinical Appointments

  • Consultant Dermatology Singapore General HospitalSingapore General Hospital


​Dr Karen Choo graduated from University of Edinburgh, UK in 2007 and obtained her membership in the Royal College of Physicians (UK) in 2010.

She completed her specialty training in dermatology in 2017. Her areas of interest include atopic dermatitis, cutaneous adverse drug reaction and medical dermatology.


  • ​Bachelor of Medicine and Bachelor of Surgery, University of Edinburgh, 2007
  • Member of the Royal College of Physicians, United Kingdom, 2010
  • Certificate of Specialist Accreditation (Dermatology), 2017

Professional Appointments and Committee Memberships

  • ​Clinical Tutor, Yong Loo Lin School of Medicine, National University of Singapore
  • Member, Dermatological Society, Singapore
  • Member, Allergy and Clinical Immunology Society, Singapore


  • ​NUHS Harvard Intervarsity Challenge, Internal Medicine Conference NUHS-Harvard BIDMC, Singapore 2013 (1st prize)
  • Public Service Department of Malaysia Scholarship Award 2000 to 2007
  • Health Watch Prize for Critical Appraisal of Clinical Trials Protocol, UK 2006 ( Runner up)
  • Wellcome Trust Summer Vacation Project Grant Award, Wellcome Trust, UK 2005

Research Interests



  1. Choo KJL, Ng SK, Sim CS, Cheng SWN. Pseudoepitheliomatous keratotic and micaceous balanitis treated with topical 5-fluorouracil and liquid nitrogen. Clinical Experimental Dermatology; 2017 online first, DOI: 10.1111/ced.13072
  2. Choo KJL, Simons FER, Sheikh A. Glucocorticoids for the treatment of anaphylaxis. Cochrane Database of Systematic Reviews 2009, Issue 1. Art. No.: CD007596. DOI: 10.1002/14651858.CD007596
  3. Choo K, Sheikh A. Action plans for the long-term management of anaphylaxis: systematic review of effectiveness. Journal of Clinical and Experimental Allergy; 2007: 37: 1090 – 1094.

Clinical Trials

  1. The role of food atopy patch test in atopic dermatitis. (Ongoing)
  2. An observational study of the accuracy of documentation of drug allergies and how it influences the knowledge, beliefs and behaviour of patients admitted to a tertiary hospital. ( Ongoing)

Research Trials