Croup is a condition that affects the lungs, voice box, and windpipe in young children. It most often occurs due to a group of viruses called human parainfluenza viruses (HPIVs). No vaccine can ...
Croup is an inflammation of the larynx (throat), trachea (windpipe), and bronchi (tubes that connect the trachea to the lungs). It occurs primarily in young children. Croup arises from a respiratory ...