Scientific interests include rheumatology, in particular the issues related to the systemic disorders of connective tissue and rheumatic diseases of joints. Currently the staff of the Department is involved in the project of study of comorbid conditions in internal medicine. Another aspects of scientific research are related to secondary osteoporosis in the clinic of internal medicine, differential approaches to management and prevention of metabolic and osteopenic syndromes. The project entitled 'Role of neuro-endocrine and immune interrelations in pathogenesis of secondary osteoporosis' is being also, in part, realized at the Department. The staff of the Department participates in the activities of the Ukrainian Association of Osteoporosis and Ukrainian Rheumatologic Association.

Under the supervision of prof. S.I Smiyan 15 Candidate theses and 4 Doctoral theses were defended.