paranasal sinuses
Sehr groß
ausgebildete Stirnhöhle im Röntgenbild des menschlichen Schädels, im Bild eingefärbt.
Ethmoidal air
cells • Paranasal sinuses: annotated CT - Ganzer Fall bei Radiopaedia
Paranasal
sinuses • Normal paranasal sinuses x-ray series - Ganzer Fall bei Radiopaedia
Petrous part
of temporal bone • Normal paranasal sinuses and petrous temporal bones - Ganzer Fall bei Radiopaedia
The paranasal sinuses usually consist of four paired air-filled spaces. They have several functions of which reducing the weight of the head is the most important. Other functions are air humidification and aiding in voice resonance. They are named for the facial bones in which they are located:
Variant anatomy
The paranasal sinuses are subject to marked variation between individuals and between sides in the same individual, regarding size (aeration) and bony septations. Total paranasal sinus agenesis is very rare . Isolated frontal sinus agenesis, on the other hand, is common.
Siehe auch:
- Sinusitis
- Tumoren der Nasennebenhöhlen
- Sinus maxillaris
- ostiomeataler Komplex
- Sinus frontalis
- Sinus sphenoidalis
- labyrinth of ethmoid
- Tränenbeinhöhle
- Gaumenhöhle
und weiter:
Assoziationen und Differentialdiagnosen zu Nasennebenhöhlen: