Discussion of x-ray findings in allergy and infection.
D006801:Humans; D006967:Hypersensitivity; D010256:Paranasal Sinuses; D012130:Respiratory Hypersensitivity; D012141:Respiratory Tract Infections; D012852:Sinusitis; D014965:X-Rays
PARANASAL SINUSES; RESPIRATORY ALLERGY; RESPIRATORY TRACT INFECTIONS; SINUSITIS