For example, the finding of air-fluid levels in the sinuses are diagnostic. However, the ethmoid sinuses, which are most commonly involved in sinusitis, are not well-visualized on plain films.

Dr Nayan Shetty, ENT Specialist, Wockhardt Hospitals Mumbai Central, reveals, “Comprising of frontal, maxillary, ethmoid, and sphenoid sinuses, these cavities are lined with a mucous membrane ...

but congenital absence or hypoplasia of one or more sinus cavities is not uncommon. The maxillary and ethmoidal sinuses form during the third and fourth month of gestation and are present at birth.

"We were eating dinner and she could hardly breathe! If you’re not a fan of medication, you can try acupressure and massage to the sinus cavities." (If you can't see Sia's vid, by that she means the ...

Comorbid asthma, nonsmoking status, and the ethmoid/maxillary sinus ratio were significant predictors of eosinophilic CRSwNP.