patent. adjective pronounced, pay-tent Open, unobstructed, referring to a duct, lumen, or vessel noun pronounced, pah-tent A document that grants an inventor in terms of a determined number of years, the exclusive right to make use of and sell his invention.nvestigators into the effects of the prostaglandins have reported that closure of a patent ductus arteriosus can be produced in preterm infants by administration of an inhibitor of prostaglandin formation.
Coxsackie B virus infection may also induce aseptic meningitis. As a group, they are the most common cause of unexpected sudden death, and may account for up to 50% of such cases.s of 2008, there is no well-accepted treatment for the Coxsackie B group of viruses. Palliative care is available, however, and patients suffering chest pain or stiffness of the neck should be examined for signs of cardiac or central nervous system involvement, respectively.
Dengue fever is an infectious disease carried by mosquitoes and caused by any of four related dengue viruses.This disease used to be called break-bone fever because it sometimes causes severe joint and muscle pain that feels like bones are breaking, hence the name.engue fever is an infectious disease carried by mosquitoes and caused by any of four related dengue viruses.