The vocal cords are 2 bands of
muscle and connective tissue inside the larynx (voice box). The larynx rests at the
of your trachea (windpipe). This is in your throat. Normally, when a person breathes
and out, air flows through the vocal cords and in and out of the lungs, allowing the
person to breathe easily. But with VCD, the vocal cords close when they should open.
When you breathe in, instead of opening, the vocal cords close and cut off the air
Sometimes another part of your
voice box above or around the vocal cords is causing the blockage of your breathing.
problem is then called inspiratory laryngeal obstruction (ILO). VCD and ILO often
the same triggers and symptoms. They are also usually diagnosed and treated the same