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Related to orbital cavity: middle ear cavity
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The remains of nests and tunnels were found on skullcap (externally), orbital cavity, nasal passages, skull base (Figure 3), jaw, pterygopalatine fossae, palate, open dental alveoli, temporal region (externally), sacrum, iliac (acetabulum, ileum, obturator foramen and auricular surface).
4 In our patient the soft-tissue inflammatory reaction started from external ear spreading all the way to the orbital cavity, hence making it a very rare finding.
Head and orbital CT and MRI scans were obtained revealing a moderate size cyst within the left orbital cavity, which was compressing and was anteriorly displacing the ocular globe; the cyst demonstrated homogenous intensity and there was no contrast enhancement (Fig.
They can also cause retro-orbital pain, proptosis, and ipsilateral optic atrophy as a result of erosion into the orbital cavity.