The pterygomaxillary fissure is a fissure of the human skull. It is vertical, and descends at right angles from the medial end of the inferior orbital fissure; it is ...
The pterygomaxillary fissure is a triangular shaped lateral opening of pterygopalatine fossa.Gross anatomyIt is located in the medial aspect of the temporal fossa and ...
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In human anatomy, the pterygopalatine fossa (sphenopalatine fossa) is a fossa in the skull. A human skull contains two pterygopalatine fossae -- one on the left side ...
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fis·sure (fĭsh′ər) n. 1. A long narrow opening; a crack or cleft. 2. The process of splitting or separating; division. 3. A separation into subgroups or factions ...
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The pterygomaxillary fissure (blue area) appears as an inverted teardrop shaped radiolucent area with a thin radiopaque border.
This week I have a few pantomographs showing the pterygomaxillary fissure. The pterygomaxillary fissure is the lateral opening to the pterygopalatine fossa.
CT indicated that a tumor had spread into the left sphenoid sinus, pterygopalatine fossa, pterygomaxillary fissure, and infratemporal fossa (figure 4, A).