In vespertilionid bats, including those in the genus Neoromicia, virus conspecific with MERS-CoV differs from human MERS-CoV, even if formally a member of the same species.
A bundle branch block is a delay or obstruction along the pathway that electrical impulses travel in your heart to make it beat. It is not an obstruction of blood flow in an artery or anywhere else. It indicates an âelectricalâ problem.
Causes of Bundle Branch Block. Bundle branch block has many causes, including a heart attack, heart infection (myocarditis), heart disease, high blood pressure, scarring of the heart tissue, congestive heart failure, and pulmonary embolism. Bundle Branch Block: Related Medical Conditions.