Antonis Kattamis serves as a Professor of Pediatric Hematology-Oncology. His professional focus includes general pediatrics and pediatric Hematology-Oncology. He has conducted research on conditions such as Hemoglobinopathies, including thalassemia-Sickle cell, and various forms of congenital bone marrow failure, such as Swachman-Diamond syndrome, diamond-Blackfan anemia, and Kostmann syndrome, as well as chronic neutropenias.