Dr. Lau completed her undergraduate medical degree from the University of Dundee, United Kingdom (UK) in 2005 with a distinction in her final year viva examination. She was trained in general medicine and obtained her postgraduate degree MRCP (UK) from the Royal College of Physicians in 2008. 

In 2009, she was awarded the Diploma in Dermatology by the Royal College of Physicians of Glasgow and started her specialty training in dermatology. Upon successful completion of her training, she was awarded the Certificate of Completion of Training and MRCP (Dermatology) by the Joint Royal Colleges of Physicians Training Board, UK. In Australia, she successfully underwent the rigorous specialist recognition interview and was awarded Fellowship with The Australasian College of Dermatologists.