Croup, aka laryngotracheitis (1 of 4)
Though croup is most often seen in children, this woman developed a barking cough and mild, non-anxiety provoking stridor in the context of an upper respiratory infection. In this panoramic view note in particular the prominence and redness of the conus part of the vocal cords (indicated by white lines).
Croup, aka laryngotracheitis (3 of 4)
Even closer view showing redness and narrowing of the posterior subglottic airway.