Professional background

Dr Mallika Sekhar is a consultant haematologist working across University College London and Royal Free Hospitals. She specialises in myeloproliferative diseases across with a special interest in thrombosis related to MPN. She is clinical lead for patients with MPN related abdominal vein thrombosis.

She is Clinical lead for the Blood Transfusion services and Transfusion Medicine at UCLH and at RFH and lead for Transfusion across the HSL laboratory network. She is honorary associate professor at UCL medical School and contributes to undergraduate and postgraduate teaching. She has published in her specialist areas in peer-reviewed journals and has contributed to national guidelines and policies in these areas.

Research interests

Dr Sekhar is lead investigator in studies on abdominal vein thrombosis in MPN and the use of blood transfusion in Haematologic malignancies.

She is a member of the National Cancer Research Institute’s MPN and Supportive care groups.


Supportive care in the management of patients with acute myeloid leukaemia: where are the research needs?British Journal of Haematology 2020. DOI: 10.1111/bjh.16708

Cold agglutinin disease revisited: A multinational, observational study of 232 patients. Blood 2020. DOI: 10.1182/blood.2020005674

Absence of JAK2V617F Mutated Endothelial Colony-Forming Cells in Patients With JAK2V617F Myeloproliferative Neoplasms and Splanchnic Vein Thrombosis. HemaSphere 2020. ? DOI:10.1097/hs9.0000000000000364

Why stay? Resilience in haemophilia physicians in the 1980s Haemophilia 2020. DOI: 10.1111/hae.13967

A stepwise thrombolysis regimen in the management of acute portal vein thrombosis in patients with evidence of intestinal ischaemia Alimentary Pharmacology & Therapeutics 2019. DOI: 10.1111/apt.15479

Characterising the risk of Hepatitis E virus infection in haematological malignancies: a UK prospective prevalence studyBritish Journal of Haematology 2019. DOI: 10.1111/bjh.15796

A guideline for the diagnosis and management of polycythaemia vera. A British Society for Haematology GuidelineBritish Journal of Haematology. 2019. DOI: 10.1111/bjh.15648

A guideline for the management of specific situations in polycythaemia vera and secondary erythrocytosis: A British Society for Haematology GuidelineBritish Journal of Haematology 2019. DOI: 10.1111/bjh.15647