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Part II

Pterygopalatine Ganglion

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synonyma

fossa pterygopalatina

fossa sphenopalatina

fossa sphenomaxilaris---

pterygopalatine ganglion

sphenopalatine ganglion

Meckel‘s ganglion

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location of the pterygopalatine fossa

fossa pterygopalatina (terms)

! processus pterygoideus

! tuber maxillae

! lamina perpendicularis ossis palatini

! fissura pterygomaxillaris

! canalis pterygoideus (vidian channel)

! foramen rotundum

! foramen sphenopalatinum

! fissura orbitalis inferior

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fossa pterygopalatina – nerves in

n n. maxillaris (sensory)

n n. petrosus major (parasympathic)(n. facialis, canalis pterygoideus / vidian)

n n. petrosus profundus (sympathic)(ganglion cervicale sup., a. carotis int.)

n plexus sympathicus a. maxillaris(ganglion cervicale sup., a. carotis ext.)

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no clear pterygopalatine ganglion

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Van Kleef, M. (2009) Praktische richtlijnen anesthesiologische pijnbestrijding: Clusterhoofdpijn

fossa pterygopalatina - nerves

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fossa pterygopalatina – nerves out

n r. meningeus - menigealesn n. infraorbitalis – skin, maxilla (sinus + teeth)n n. zygomaticus – skin, gld. lacrimalisn rr. orbitales – retrobulbaric area, ethmoidal and

sphenoidal sinusn rr. nasales – nose, sinusesn n. nasopalatinus – nose, incisorsn nn. palatini – bony + soft palate, palatine tonsiln n. pharyngeus – nasopharynx

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adjacent structures - arteries

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adjacent structures - veins

how to reach the foramen ovale

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lateral approach

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