Our Valuable Pathologists

<strong>Dr Kumar P Singh</strong>
Dr Kumar P SinghMedical Director - Microbiology/Serology
Dr Kumar Singh is the Medical Director and Clinical Microbiologist at Medlab Pathology. He received training in Microbiology in New Zealand and Australia, and has extensive experience working in the tropics. He has special interest in areas of antimicrobial resistance, perinatal infections, viral hepatitis and sexually transmitted infections. He has more than 20 years experience in Microbiology and has been with Medlab Pathology since inception.
<strong>Dr Inta McConachie</strong>
Dr Inta McConachieAnatomical/Cytopathology
Inta graduated from the University of Queensland 1977 and trained in pathology at the Mater and Princess Alexandra hospitals.
She is a very experienced pathologist and has worked in private and public pathology, in both large and regional laboratories. She has over 25 years experience in a broad spectrum of anatomical pathology, with extensive experience in gynaecologic pathology, breast pathology and cytopathology, being a recognised expert in these fields.  Inta has presented cases at international meetings, and has also been involved in post graduate teaching.
<strong>Dr Tony Watt</strong>
Dr Tony WattAnatomical Pathology
Tony graduated from the University of Queensland with honours in 1992. He trained in pathology in Queensland gaining experience both in public and private laboratories and obtained Fellowship of the Royal College of Pathologists of Australasia in 2003. He has worked in private histopathology practice since 2003. Tony has a diverse range of histology experience with a well-established interest in gastrointestinal pathology, with significant experience in skin and surgical pathology, including gynaecological pathology. Dr Watt has acted as treasurer of the local gastroenterological society for the past 9 years.


<strong>Dr Richard Williamson</strong>
Dr Richard WilliamsonAnatomical Pathology
Dr Richard Williamson completed his undergraduate medical degree at the University of Queensland. He graduated with first class honours in 1990 and was awarded the AMA prize for Medicine. In 1987 he completed a Bachelor of Medical Science degree, with distinction, in pathology. After completing his pathology training at the Royal Brisbane Hospital he won a Churchill Fellowship in 1999 and undertook study into the molecular diagnosis of solid tumours in the USA. He also studied dermatopathology under Prof. Philip E. LeBoit in the USA. He is an author in the World Health Organization Classification of Skin Tumours and in articles concerned with a variety of skin tumours and dermatoses. He has been a regular presenter at conferences and clinical meetings over many years and is a member of the Australasian Dermatopathology Society Executive Committee. He has extensive experience and expertise in dermatopathology, soft tissue and bone tumours.
<strong>Dr Roel Cayari</strong>
Dr Roel CayariAnatomical Pathology
Dr Roel Cayari graduated as Doctor of Medicine at the University of Santo Tomas, Philippines in 1985, and completed his residency training in Combined Anatomic and Clinical Pathology in 1993. He worked as a Pathologist in Pacific Island countries for several years before moving to Australia. He trained at the Gold Coast and Princess Alexandra Hospitals, then obtained Fellowship in the Royal College of Pathologists of Australasia in 2010. He has worked in public and private sectors in Queensland and New South Wales before joining Medlab Pathology. He has developed a keen interest in Dermatopathology, Breast Pathology, Urology and Gastrointestinal, and Cytopathology.
<strong>Dr Rohan Mortimore</strong>
Dr Rohan MortimoreAnatomical Pathology
Rohan completed his MBBS with first class honours at the University of Queensland in 1992 and was awarded a University Medal. He undertook his anatomical pathology training at the Royal Brisbane Hospital and obtained his fellowship in 1999. In 2000 Dr Mortimore completed a fellowship year in Dermatopathology. He is an author in the World Health Organization Classification of Skin Tumours, in clinically based articles concerned with a variety of skin tumours and dermatoses and in research papers investigating the genetic basis of skin disorders, most notably epidermolysis bullosa. Rohan has had a keen interest in dermatopathology educational activities for over a decade. He teaches dermatology registrars and pathology registrars on a weekly basis and is a regular presenter at the Brisbane Hospitals Dermatology Group clinical meetings. He has presented at numerous educational conferences for skin cancer specialists and general practitioners throughout Queensland and northern New South Wales.
<strong>Dr Shane Kelly</strong>
Dr Shane KellyImmunology
Dr Shane Kelly graduated from University College Dublin, Ireland in 2005 and then moved to Sydney to continue with physician training followed by specialist training in clinical immunology, allergy and immunopathology at St. Vincent’s Hospital and Westmead Hospital in Sydney. Dr Kelly is qualified as both a fellow of the Royal Australasian College of Physicians (FRACP) and Royal College of Pathologists of Australasia (FRCPA).
Dr Kelly has a strong interest in the dermatological manifestations of immunological conditions and the use of targeted immunological drugs such as the novel biologic agents in the treatment of these conditions. He has particular interest in the immunobullous blistering conditions such as pemphigus with research experience at UNSW and a number of publications on the condition. Dr Kelly’s other interests include allergy, particularly drug allergy and autoimmune disease.
<strong>Dr Sowmya Sharma</strong>
Dr Sowmya SharmaAnatomical Pathology
Dr Sowmya Sharma is an anatomical pathologist with experience and interest in tissue pathology and cytopathology. She trained in anatomical pathology and Cytology in Sydney at tertiary teaching hospitals including Westmead hospital. She has experience in working at both public and private sector and has developed a keen interest in dermatopathology, urology, breast pathology and cytopathology.
<strong>Dr John Lukin</strong>
Dr John LukinAnatomical Pathology
John completed his MBBS at the University of Queensland in 1990, then trained in pathology in Queensland at the Princess Alexandra Hospital and Gold Coast Hospital, obtaining Fellowship of the Royal College of Pathologists of Australia in 2000. He worked in Private Pathology practice in Northern NSW from 2001 until 2015.
<strong>Dr Kris Ma</strong>
Dr Kris MaHaematologist
Dr Kris Ma completed his primary medical degree in 2002 at UNSW, a PhD on cellular immunotherapy at University of Sydney in 2016, and subsequently a clinical fellowship in Bone marrow transplantation at St Vincent’s Hospital in 2017.
He currently holds position as a haematologist at St Vincent’s Hospital Sydney and Medlab Pathology. He has presented at a number of national and international haematology conferences, and has published multiple first-author articles in reputable peer-reviewed journals.
He is a conjoint lecturer at the UNSW, with responsibilities including teaching undergraduate medical students and being an examiner in clinical exams.

<strong>Dr Lay Tay</strong>
Dr Lay TaySpecialist Haematologist
Dr Lay Tay is a specialist in haematology, with main interests in benign haematology such as anaemia, haemostasis and thrombosis. She also treats patients with malignant conditions such as myelodysplasia, lymphoma, leukaemia and myeloproliferative disorders.

She had many years of experience working in tertiary teaching hospitals, Royal Prince Alfred (RPA) and Royal North Shore (RNS), and during this time she developed interests in research and clinical trials. She has also worked in haemophilia treatment centres and thalassaemia units in both Sydney and Adelaide and involved in clinical trials of both conditions. She has worked previously in NSW Mid-North Coast and Wellington in NZ as well, prior to joining Medlab Pathology in December 2017. During her professional career, has been active in teaching and participating in a variety of clinical trials.
She is fluent in English, as well as other languages or dialects including Mandarin, Cantonese and Hokkien.

<strong>Prof. Peter M. George</strong>
Prof. Peter M. GeorgeChemical Pathologist
Until recently Peter (May 2017) was the Clinical Director, Canterbury Health Laboratories and the Medical Director, Core/Specialist/Genetics Clusters at Canterbury Health Laboratories, Christchurch, New Zealand.
After gaining his medical degree at the University of Queensland, Prof Peter George worked briefly at Christchurch Hospital, then in Melbourne in General Practice, before completing training in Pathology at Christchurch Hospital in the 1980s. His appointment in 1986 as a Consultant in Chemical Pathology was followed, in 2002, by that of Clinical Director of Canterbury Health Laboratories the largest, and best-equipped, tertiary medical laboratory in New Zealand. Peter has extensive experience in private and public pathology.
Peter’s research interests are based on the assessment of cardiovascular risk, the molecular pathology of human disease and the development and application of methods for the diagnosis of these conditions – resulting in over 300 publications in international journals. He was awarded a RCPA Founding Fellowship, Faculty of Science, Membership of the Human Genetics Society of Australasia and Fellowship of The Cardiac Society of Australia and New Zealand.
Peter consults internationally for several diagnostic companies and holds a position of Clinical Professor in Pathology (University of Otago).
He is a member of numerous international professional societies and the recipient of over 30 major research grants.