Supraventricular tachycardia (SVT) causes episodes of a fast heartbeat. 'Thumping heart' sensations (palpitations) and other symptoms may occur during each episode. Regular medication can prevent episodes of SVT. Another treatment option in some cases is to destroy a tiny part of the heart that triggers the SVT.
Definition of scatology. 1  1 : interest in or treatment of obscene matters especially in literature. 2  2 : the biologically oriented study of excrement (as for taxonomic purposes or for the determination of diet)
Thanatology is the scientific study of death. It investigates the mechanisms and forensic aspects of death, such as bodily changes that accompany death and the post-mortem period, as well as wider psychological and social aspects related to death.