Dr. Saiful B Kassim

Dr. Saiful B Kassim
Gleneagles Hospital Kuala Lumpur
Resident Consultant
Languages Spoken

English, Malay, French, German


Internal Medicine

Phone No

03- 4141 3821/22/23

Suite No

OPD Specialist Clinic 7th Floor, Block B

Qualifications & Certifications

MB BCh BAO(Ireland) PGCMedEd(Belfast), MRCP(UK) FRCP(Edinburgh) FRCP(London) CCT(UK), GIM CCT(UK) Endocrinology & Diabetes

Conditions Treated

Type 1 and Type 2 Diabetes, MODY & LADA, Gestational Diabetes, secondary Diabetes.

Endocrinology: Pituitary disease including acromegaly and Cushing’s disease; Adrenal disease including special interest in resistant hypertension; Male andropause and female reproductive Endocrinology including PCOS and Obesity.

Procedures Performed

  • Dynamic Endocrinology tests
  • Synacthen test for hypoadrenalism
  • Water deprivation test for Diabetes insipidus
  • Dexamethasone suppression tests for Cushing’s syndrome
  • Fasting GUT hormones and supervised 72-hour fast for insulinoma
  • Growth hormone suppression test and day curve for acromegaly
  • Hydrocortisone day Curve
  • Inferior petrosal sinus sampling for Cushing’s disease
  • Thyroxine absorption test
  • Oral glucose tolerance test for GDM screening and post-natal screening
  • Prolonged oral glucose tolerance test for reactive hypoglycaemia
  • Recumbent Aldosterone to renin ratio and adrenal venous sampling for primary aldosteronism
  • Urine and serum metanephrines for phaeochromocytoma
  • CRH test and 24 hour urine free cortisol for Cushing’s

Doctor's Experience

Dr Saiful Kassim graduated with honours in multiple specialities in Medicine from National University of Ireland Galway in 1997 and completed his specialist training in Endocrinology & Diabetes at the Regional Centre of Excellence in Belfast, United Kingdom (UK) in 2008. He obtained dual accreditation with certificate of completion of training (CCT) in Endocrinology & Diabetes and General Internal Medicine from the Royal College of Physicians (UK). He obtained his membership of Royal College of Physicians (Edinburgh) in 2002. He became a Consultant in Endocrinology & Diabetes in 2008 and has over 20 years working experience in the UK. Dr Saiful is an accredited specialist in both Malaysia and UK.

He was the head of Department of Diabetes & Endocrinology in Causeway Hospital and Clinical Lead for the Northern Health and Social Care Trust for Diabetes Foot Disease. He was a senior Clinical Lecturer in Queen’s University Belfast, UK. He became the Royal College of Physicians (UK) College Tutor as well as Undergraduate and Postgraduate Lead for the NHS Trust. He was actively involved in the MRCP (UK) examinations as well as undergraduate medical examinations in Queen’s University Belfast, UK.

He was awarded the Fellowship of Royal College of Physicians of both London and Edinburgh Colleges in recognition of his work above. His medical expertise encompasses resistant hypertension, adrenal disease, pituitary disease, thyroid disorders as well as male andropause and testosterone replacement, PCOS, early stages of Diabetes of impaired glucose tolerance. He has a special interest in dynamic testing of pituitary and adrenal function, type 2 Diabetes, insulin resistance and Obesity.

Clinic Hours
  09:00 - 17:00 09:00 - 13:00

Related Specialty Doctors

Gleneagles Hospital Kota Kinabalu
Ambulance / Emergency
+6088 518 911