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Dr. Ali AlAhmari

Professor & Paediatric Haematology/Oncology — Section Head, Paediatric SCT & Cellular Therapy

Dr. Ali AlAhmari

Professor & Consultant, Paediatric Haematology/Oncology — Section Head, Paediatric SCT & Cellular Therapy

25+ years of experience

MBBS; Paediatric Residency; Fellowship in Paediatric Haematology/Oncology; Fellowship in Paediatric Stem Cell Transplantation & Cellular Therapy
King Faisal Specialist Hospital, Riyadh - United Arab Emirates

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    Areas of Expertise

    Dr. Ali AlAhmari

    Major Conditions Treated

    • Paediatric Acute Lymphoblastic Leukaemia (ALL)
    • Paediatric Acute Myeloid Leukaemia (AML)
    • Beta-Thalassaemia Major
    • Sickle Cell Disease
    • Severe Combined Immunodeficiency (SCID)
    • Hyper-IgM Syndrome
    • Fanconi Anaemia
    • Langerhans Cell Histiocytosis (LCH)
    • Haemophagocytic Lymphohistiocytosis (HLH)
    • Aplastic Anaemia
    • Paediatric Lymphoma (Hodgkin and Non-Hodgkin)

    Sub-specialties

    • Paediatric Stem Cell Transplantation: Matched related, unrelated, and haploidentical HSCT for paediatric haematological malignancies, haemoglobinopathies, and primary immunodeficiencies — the region's leading paediatric BMT specialist for international families.
    • Paediatric CAR-T Cell Therapy: CD19-directed CAR-T therapy for paediatric relapsed/refractory B-ALL and lymphoma, as founder-director of a first-in-region paediatric CAR-T programme.
    • Paediatric Histiocytosis & Rare Disorders: Comprehensive management of Langerhans Cell Histiocytosis, HLH, and rare paediatric histiocytic disorders — a designated regional referral centre.

    Advanced Procedures & Treatments

    • Matched-Related Donor HSCT (MRD-HSCT)
    • Matched-Unrelated Donor HSCT (MUD-HSCT)
    • Haploidentical Stem Cell Transplantation
    • CD19 CAR-T Cell Therapy (Paediatric Protocols)
    • Reduced-Intensity Conditioning (RIC) Transplant
    • Gene Therapy Coordination for Haemoglobinopathies
    • Post-Transplant Cyclophosphamide Protocols
    • Graft-versus-Host Disease (GvHD) Management

    Qualifications & Credentials

    Medical Degrees

    • MBBS — Bachelor of Medicine and Bachelor of Surgery
    • Paediatric Residency

    Fellowships & Special Training

    • Fellowship in Paediatric Haematology/Oncology
    • Fellowship in Paediatric Stem Cell Transplantation and Cellular Therapy
    • Advanced Training in Paediatric CAR-T and Cellular Immunotherapy

    Certifications & Accreditations

    • Saudi Commission for Health Specialties (SCFHS) — Registered Consultant
    • European Society for Blood and Marrow Transplantation (EBMT) — Member
    • American Society of Hematology (ASH) — Member

    Professional Experience

    Current Affiliation

    • Professor & Consultant, Paediatric Haematology/Oncology — King Fahad National Centre for Children's Cancer & Research (KFNCCC&R), King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia (Present)
    • Section Head, Paediatric Stem Cell Transplantation & Cellular Therapy — KFSHRC, Riyadh (Present)
    • Founder & Director, Paediatric CAR-T Cell Therapy Program — KFSHRC, Riyadh (Present)
    • Director, Paediatric Histiocytosis Program — KFSHRC, Riyadh (Present)

    Past Affiliations

    • Fellowship training in Paediatric Haematology/Oncology and Paediatric Stem Cell Transplantation (international fellowships completed prior to KFSHRC consultancy)

    Academic & Research Roles

    • Invited Faculty — SIOP Asia 2025 (Paediatric Stem Cell Transplantation)
    • Faculty — Paediatric Haematology/Oncology training programmes at KFSHRC
    • Peer reviewer for paediatric haematology/oncology journals

    Key Achievements

    • Performed hundreds of paediatric stem cell transplants across malignant and non-malignant indications
    • Founded the first paediatric CAR-T cell therapy programme in Saudi Arabia
    • Co-author on Al-Saud 2015 (Pediatric Transplantation) paediatric hyper-IgM HSCT outcomes
    • Contributing author on Saudi paediatric thalassaemia and sickle cell transplantation outcome studies

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