Aplasie des Sinus frontalis
Neuroimaging
assessment in Down syndrome: a pictorial review. Coronal (a, b) and axial (c) reconstruction of paranasal sinus CT of a 21-year-old Down syndrome patient, depicting absent frontal sinuses and hypoplasia of the maxillary and sphenoid sinuses
Frontal sinus
• Frontal sinuses aplasia - Ganzer Fall bei Radiopaedia
Assoziationen und Differentialdiagnosen zu Aplasie des Sinus frontalis: 
