Merck Manual

Please confirm that you are a health care professional

honeypot link
Distended infraorbital sinus, parakeet
exlcb02_high
Distended infraorbital sinus, parakeet

    Distended infraorbital sinus in a parakeet. This sinus was distended with a flocculent liquid that cultured positive for Klebsiella spp.

Courtesy of Dr. Louise Bauck.