(The Water's view is a posterior-anterior radiograph taken with the neck extended to permit an unobstructed view of the maxillary ... chronic sinusitis, when it coexists with mucosal thickening.

Mycetoma, more properly called fungus ball, expands within the confines of an immunocompetent, nonatopic host sinus and does not invade or penetrate the sinus mucosa. Aspergillus is the primary ...