Vet Dentistry
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| What is the main role of sinoscopy in the investigation of dental disease? | to rule out other causes of paranasal sinusitis
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| What size Galt trephine or drill bit should be used to make a portal through the frontal or maxillary bone for sinoscopy? | 3/8 - 5/8" (9.5 mm - 1.6 cm)
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| Where is the portal into the chochofrontal sinus cut for sinoscopy? | 0.5 cm caudal to a line between the medial canthi, 1/3 the distance from the medial canthus to dorsal midline
centered over the frontomaxillary aperture
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| Where is the portal into the caudal maxillary sinus cut for sinoscopy? | 2 cm ventral and 2 cm rostral to the medial canthus of the eye
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| What is the risk of creating a portal for sinoscopy directly over the rostral maxillary sinus? | risk damaging teeth b/c size of sinus is variable and completely filled with tooth in animals <5 yrs old
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| Where is the rostral portal into the rostral maxillary sinus cut for sinoscopy? | 3 cm caudal to infraorbital foramen and 1 cm ventral to a line between the medial canthus and infraorbital foramen
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| Where is the caudal portal into the rostral maxillary sinus cut for sinoscopy? | centered at a point midway between the rostral end of the facial creast and a point on the facial crest at the level of the medial canthus, 1 cm venral to a line between the infraorbital foramen and medial canthus
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| What are sinuscopic findings consistent with endodontic infection? | swollen, hyperemic tissue overlying apex of tooth
Orosinus fistua with feed in the sinus
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| What are sinuscopic findings consistent with sinusitis but not specific for identification of the cause? | generalized mucosal thickening and edema
petechial hemorrhages
inspissated exudate
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Created by:
lamarron
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