Retrospective Study
Copyright ©The Author(s) 2015.
World J Otorhinolaryngol. Feb 28, 2015; 5(1): 30-36
Published online Feb 28, 2015. doi: 10.5319/wjo.v5.i1.30
Figure 2
Figure 2 Bilateral ethmoiditis (A and B) complicated by a subperiosteal abscess (arrows).