Dr Ooi Hooi Leng

Primary Specialty:

Paediatrics, Paediatric Endocrinology /DM


Malay, English

, Chinese

Staff Attached:

Name : Norasyuha Binti Nordin Saari

About Dr Ooi Hooi Leng

Dr Ooi commenced her practice at KPJ Klang Specialist Hospital effective July 2012. She graduated with MBBS from University Malaya in 1999 and obtained her MRCPCH from the Royal College of Paediatrics and Child Health United Kingdom in 2004.
She had since served as a Paediatrician in Tengku Ampuan Rahimah Klang Hospital and Sungai Buloh Hospital. She was among the outstanding doctors awarded with the Selangor State Excellent Service Award in 2004.
In 2008, Dr Ooi commenced her subspecialty training in Paediatric Endocrinology and Diabetes at the National University Hospital Malaysia (HUKM) and Putrajaya Hospital. She was awarded the Australian Government Endeavour Award in 2011 and underwent one year Fellowship training at the Institute of Endocrinology and Diabetes, the Children’s Hospital at Westmead, Sydney Australia.

Dr Ooi is the accredited Consultant Paediatrician and Paediatric Endocrinologist by the National Specialist Register. She is also the inducted member of the College of Paediatrics, Academy of Medicine of Malaysia.

Dr Ooi has vast experience in the diagnosis and management of newborn conditions and childhood diseases. Her clinical interests include Type 1 and Type 2 diabetes in children and adolescents, short stature and growth disorders, obesity, thyroid and adrenal disorders, disorders of puberty and metabolic bone diseases in children.

Research and Publications:

•Ooi HL, Cheong SM, Yogeswery S, Norizah I, Zuridah H, Kumarasamy V, Chua KB. Congenital rubella syndrome with positive serology and virus isolation. Med J Malaysia 2006 Jun; 61(2):248-50.
•Ooi HL, Wu LL. Insulin pump therapy in children and adolescents with Type 1 Diabetes: improvements in glycemic control and patients' satisfaction - Hospital UKM experience. Med J Malaysia 2011 Oct; 66(4):308-12.
•Ooi HL, Wu LL. Final height in growth-hormone-treated children with idiopathic growth hormone deficiency: the Malaysian experience. Med J Malaysia 2011 Dec; 66(5):479-83.
•Ooi HL, Briody J, McQuade M, Munns CF. Zoledronic acid improves bone mineral density in pediatric spinal cord injury. J Bone Miner Res. 2012 Jul; 27(7):1536-40.
•Ooi HL, Wu LL. Three cases of permanent neonatal diabetes mellitus : genotypes and management outcome. Singapore Med J 2012; 53(7):e142–4.
•Ooi HL, Briody J, Biggin A, Cowell CT, Munns CF. Intravenous Zoledronic Acid given every 6 months in childhood osteoporosis. Horm Res Paediatr. 2013; 80(3):179-84. •Ooi HL, Maguire AM, Ambler GR. Desmopressin administration in children with central diabetes insipidus: a retrospective review. J Pediatr Endocrinol Metab. 2013; 26(11-12):1047-52.


Combating Childhood Obesity

1. How do I know if my child is obese?   Body mass index (BMI) is one way to determine if a child is underweight, normal weight, overweight or obese. It compares a child’s body weight in relation...

Infant Nutrition

Early years of life Babies are classed as infants in their first year, and due care and attention in this period is vital to ensure an infant will have the building blocks for a healthy life. This is...

How Plastics Can Disrupt Our Hormones

We spoke with Consultant Paediatric Endocrinologist from KPJ Klang Specialist Hospital Dr Ooi Hooi Leng, who noted that plastics are one of the endocrine disruptors – chemicals that interfere with...

Congenital Hypothyroidism

Introduction One the most common congenital endocrine disorder in childhood Most common preventable causes of mental retardation Incidence worldwide is 1:2500 - 4000 live births. In Malaysia, it...

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