The GENETX laboratory respiratory pathogens panel (RPP) checks for pathogens in the respiratory tract. A pathogen is a virus, bacteria, or other organism that causes an illness. Your respiratory tract is made up of parts of the body involved in breathing. This includes your lungs, nose, and throat.The Respiratory Pathogen Panel tests nasopharyngeal swab specimens for a comprehensive set of respiratory pathogens commonly associated with respiratory infections. Quickly identifying pathogens facilitates appropriate treatment and patient management decisions.