Objective: The aim: Is to study the morphological features of rats' hearts after prenatal administration of glucocorticoids.
Patients And Methods: Materials and methods: In this study we used histological, immunohistochemical, electron-microscopic and statistical research methods.
Results: Results: It is found that at 30th day after birth in rats after intrafetal introduction of dexamethasone in myocardium a relative area occupied by arterial vessels is significantly smaller in comparison with control.