Jonathan Sive

Dr Jonathan Sive is a Consultant Haematologist and Clinical Service Lead for Myeloma at University College London Hospital. He specialises in the diagnosis and management of blood cancers, with particular expertise in myeloma and other plasma cell disorders including MGUS, plasmacytomas and POEMS syndrome, and also investigates anaemia and other abnormal blood counts such as high or low white cell counts, neutropenia, platelet abnormalities, iron deficiency and paraproteins.

He is an executive member of the UK Myeloma Forum, where he contributes to national coordination of myeloma management and guidelines, and is the lead author of the UK national guidelines on the diagnosis and initial treatment of myeloma. He is also an active member of the UK Myeloma Research Alliance, participating in the planning and management of national clinical trials.

Dr Sive completed specialist haematology training at UCLH and undertook a PhD in Molecular Haematology at the University of Cambridge, supported by a Cancer Research UK Clinical Fellowship. He remains actively involved in clinical research, with work published in peer-reviewed journals and textbooks, and provides care across general haematology alongside plasma cell disorders and anaemia.