Professor Iwona Hus graduated from the Faculty of Medicine of the Medical University of Lublin in 1989 (diploma of doctor of medicine with distinction). Since 1991 she worked as an assistant at the Department of Hematooncology of the Autonomous Public Teaching Hospital No. 4, and then the Autonomous Public Teaching Hospital No. 1 in Lublin. In the years 2004–2012, she was employed at the position of assistant professor, in 2012–2013 at the position of associate professor at the Department of Hematooncology and Bone Marrow Transplantation of the Medical University of Lublin. Since 2013, she has been the Head of the Independent Unit of Clinical Transplantology in this university. In 1994, she obtained the first-degree specialization, and in 1999 the second-degree specialization in the field of internal medicine, in 2005 in hematology, and in 2012 in clinical oncology. She obtained the title of doctor of medical sciences in 1998, post-doctoral degree in 2007, and the title of professor of medicine in 2012. In the course of her professional work, she participated in clinical training in the Department of Hematology of the University Hospital in Herlev in Copenhagen, Denmark, Institute of Hematology, Kaplan Medical Center in Rehovot, Israel, and at the Charité Hospital, Humboldt University in Berlin, Germany. She is a member of the European Society of Haematology (EHA), the Polish Society of Hematology and Transfusion Medicine (PTHiT), the Polish Lymphoma Research Group, the Polish Adult Leukemia Group, Polish Myeloma Group, the Polish Oncological Society, and the Lublin Society of Sciences. Since 2009 she has been the chair of the Lublin Division of PTHiT, and since 2011 a member of the Executive Board of this society. Since 2013, she has held the function of a coordinator of cooperation between the European Society of Hematology and the Polish Society of Hematology and Transfusion Medicine. Since 2011 she has been the deputy editor in chief of "Acta Haematologica Polonica". She is also a member of the Editorial Board of the following journals: "Współczesna Onkologia" ("Modern Oncology"), "Open Leukemia Journal" and a reviewer of works in Polish and international scientific journals.
The main directions of scientific and clinical interest concern the questions relating to the immunobiology and treatment of lymphoproliferative diseases, mainly assessment of prognostic factors and clinical application of immunotherapy and anti-tumor immunochemotherapy in patients with chronic lymphocytic leukemia, immunomodulatory therapy in patients with multiple myeloma and the importance of regulatory T cells, NKT and Th17 lymphocytes in anti-tumor immunity. She participated in the first described in the world literature clinical trials of application of immunotherapy using the dendritic cells in patients with CLL. She authored and co-authored 150 complete publications (as an author or co-author) in the field of hematology, oncology and clinical immunology, and several chapters in medical textbooks in the field of hematology. In 2006, she was nominated to the title "Eminent Scientist of the Year 2006" (INTERNATIONAL RESEARCH PROMOTION COUNCIL), she received four times the award of the Minister of Health, and numerous times the award of the Rector of the Medical University of Lublin.