Dr. Mohamed Rayis

Pediatric Hematology & Oncology Department
Comprehensive Cancer Center

Current Position
Chairperson, Pediatric Hematology Oncology Department; Consultant, Pediatric Hematology – Oncology
General Details
Gender:
Male
Languages Spoken:
Arabic & English

Education & Board Certificates
1.       Feb, 1991 M.B.B.S. Faculty of Medicine, University of Khartoum, Sudan.
2.       Dec 1997 GPT, R.C.P.I., DUBLIN IRELAND
3.       Dec, 1998 DCH, R.C.S.I., DUBLIN IRELAND
4.       July, 2000 MRCPCH, LONDON U.K.
5.       Nov 2012 MSc in Haemoglobinopathy, University College London, UK
6.       July, 2014 FRCPCH, LONDON U.K.
Expertise or Specialty
Pediatric Hematology – Oncology

Research & Publications
·         Neuroblastoma in Saudi Children: A Single Center Experience (2006-2014) Zaid Al Naqib1*, Atif A. Ahmed1,2, Musa Al Harbi1, Fahad Al Manjomi1, Zaheer Ullah Khan1,Awatif Alanazi1, Othman Mosleh1, Walid Ballourah1, Mohammed Rayis1 1Pediatric
·         Hematology/Oncology Division, King Fahad Medical City, Riyadh, Saudi Arabia2Department of Pathology and Laboratory Medicine, Children’s Mercy Hospital, Kansas City, USA. Journal of Cancer Therapy, 2015, 6, 896-905
·         Pediatric Non-Hodgkin Lymphoma: A Retrospective 7-Year Experience in Children & Adolescents with Non-Hodgkin Lymphoma Treated in King FahadMedicalCity(KFMC),NahlaAliMobark1,SuhaA.Tashkandi2,WafaAlShakweer3,KhalidAlSaidi2,SuhaFataftah2,
Mohammed M. Al Nemer, Awatif Alanazi, Mohammed Rayis, Walid Ballourah1, Othman Mosleh1, Zaheer Ullah1, Fahad El Manjomi1, Musa Al Harbi, Department of Pediatric Hematology and Oncology, Comprehensive Cancer Centre, KFMC, Riyadh,
·         Saudi Arabia, Department of Cytogenetic and Molecular Cytogenetic Laboratory, KFMC, Riyadh, Saudi Arabia3Department of Anatomical Pathology, KFMC, Riyadh, Saudi Arabia. Journal of Cancer Therapy, 2015, 6, 299-314
·         BK virus-induced severe hemorrhagic cystitis in non-transplant oncology patients: A case series.May Al Barrak∗, Tariq Al Fawaz, Mohammed Al Shehri, Dayel Al Shahrani, Nagi Elsiddiq and Mohamed Rayis. Pediatric Infectious Diseases Section, Children Hospital, King Fahad Medical City, Riyadh, Saudi Arabia. Journal of Pediatric Infectious Diseases 9 (2014) 183–187
·         Prevalence of Trans cranial Doppler Abnormalities in children with sickle cell disease: King Fahad Medical City, Riyadh.
·         Submitted as partial fulfilment of the MSc in Haemoglobinopathy, Institute for Women’s Health University College London2012
·         Severe Cardiomyopathy in Hurlers Syndrome reversed by Enzyme Replacement Therapy, Dr M Rayis, D Coleman, F Breathnach, A O’Meara, Department of Cardiology and Oncology, Our Lady’s Hospital, Crumlin, Ireland, Irish/Welsh Paediatric Society,Chester,26/05/05.
·         Bleeding Manifestations in neonates with no family history of a severe bleeding disorder.M. Rayis, M. Sheridan, O.P Smith, Coombe Women’s Hospital, Our Lady’s Hospital for sick children, Crumlin, Irish Perinatal Society Meeting April 04, Cork.
·         Are respiratory function tests in childhood useful? Dr. J. Meehan, Dr. M. Rayis, Ms. L. Thompson and Dr. M. Taylor. NCH, Tallaght and Trinity College, Dublin, Ireland. (Millennium Scientific Meeting of the Paediatric section of the Royal Society of Medicine)
·         Dublin February 2000.
CURRENT (Ongoing-Due Publication):
·         Prevalence of Trans cranial Doppler Abnormalities in children with sickle cell disease, King Fahad Medical City, Rayis, M, Z AlNaqib, M AlHarbi, S Larsson. (PI)
·         Telomere length and telomere repeat binding protein in children with sickle cell anemia, King Fahad Medical City, Rayis M, Saeed M (PI)
·         The absence of a novel intron 19-retaining ALK transcript (ALK-I19) and MYCN amplification correlates with a good clinical outcome in neuroblastoma patients Abdulraheem Alshareef1,2, Hai-Feng Zhang1,3, Nidhi Gupta1, Moinul Haque1, Scott D. Findlay4,5, Mohammed Rayis 6, Sadeq Al-Dandan7, Raymond Lai1,4,8,*
·         Sleep-disordered Breathing in children with sickle cell anemia, W. AlOtaibi (PI), Rayis M, Khalid Almobaireek, Safa Eltahir.(Co PI)
·         Cardio vascular complications in patients with sickle cell disease in tertiary centre ( Co PI)
·         Metastatic Angiomatoid Fibrous Histiocytoma, Case report and Review of Literature (PI)