Combined Aplasia of Frontal and Sphenoid Sinuses with Hypoplasia of Ethmoid and Maxillary Sinuses

combined aplasia of sphenoid, frontal, and maxillary sinuses with hypoplasia of the ethmoid sinus

Combined Aplasia of Sphenoid, Frontal, and Maxillary Sinuses With Hypoplasia of The Ethmoid Sinus

which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Paranasal sinuses are prone to a great diversity of anomalies. Aplasia of the frontal sinus is a relatively common phenomenon and may be accompanied with hypoplasia of the maxillary sinus, but combined aplasia or underde-velopment of the paranasal sinuses is unusual (1, 2)...

Bilateral Inverted Papilloma of Maxillary and Ethmoid Sinuses with Multiple Recurrences

Inverted papilloma (IP) or Shneiderian papilloma is a benign neoplasm of the sinonasal cavity that is hallmarked by its locally invasiveness, tendency for recurrence and malignant transformation. They arise from the ectodermally derived Scheiderian mucosa that lines the nasal cavity and paranasal sinuses. Predominantly observed in males in their fifth and sixth decade of life, it has an annual ...

Sensitivity and Specifity of Plain X-Ray in Diagnosis of Acute Sinusitis

ABSTRACT With considering of high prevalence of sinusitis and variable imaging modalities in diagnosis of it, we decided to evaluate sensitivity and specifity of plain x-ray in diagnosis of acute sinusitis. In this researeh , CTscan and plain x-ray findings of 83 patients with suspected acute sinusitis (by otorhinolayrngologist) - with considering of ethical and economic notices - were compar...

Giant osteomas of the ethmoid and frontal sinuses: Clinical characteristics and review of the literature

Giant osteomas of the ethmoid and frontal sinuses ary very rare, with only a few dozen cases reported in the literature. Given their rarity, the clinical characteristics and treatment of this disease remain controversial. In this study, the clinical presentation and surgical methods used to treat three patients with giant osteomas of the ethmoid and frontal sinuses are described, combined with ...