Alexander D. Makatsariya is one of the well-known researchers in the field of theoretical and clinical problems of thrombosis, including сancer-associated thrombosis, septic shock, systemic inflammatory response syndrome, antiphospholipid syndrome, catastrophic antiphospholipidsyndrome, genetic and acquired thrombophilia. He regularly represents Russia at the world congresses on obstetrics and gynaecology, as well as on the problems of hemostasis.

Over the past 15 years, together with his students, he has published a number of pioneer monographs: "Thrombophilic conditions in obstetrics", "Thrombophilia and anti-thrombotic therapy in obstetrics and gynaecology", "Syndrome of systemic inflammatory response in obstetrics", "Systemic syndromes in obstetric and gynecological clinics", "Antiphospholipid syndrome - immune forms of high-risk pregnancy" "Jointly with Professor F. Chervinak of Cornell University," Systemic, venous and arterial thromboembolism in obstetric-gynaecological practice jointly with Professor B. Brenner, Technion University (Israel) and others.