Abscesses Flashcards
name types of abscess
endodontic
periodontal
combined
what are features of a perio abscess
occurs when exsiting perio disease
localised pus in true perio pocket
what is a perio abscess caused by?
virulent bacteria trapped due to calculus, injury, after scaling
what is tx for a perio abscess?
RSD
flush out pocket
what is an endodontic abscess?
caries which has progressed into pulp chamber.
canals fill with necrotic tissue and pus forms at apex
what is a periapical granuloma?
cyst formation
doesn’t just contain pus
what is a combined abscess?
infection from necrotic bacteria in canals moves through accessory canals to infect perio pocket.
or other way round
what is tx for combined abcess?
if not XLA,
RSD + RCT
what is a gingival abscess?
only in outer layers of gingiva
caused by trauma or infection within gingival sulcus
trapped food or tb trauma
what is pericoronitis?
infection of the gingiva covering part of an erupting tooth
operculum
what is primary herpetic gingivostomatitis?
caused by herpes simplex virus: acute inflammation in the mouth vesicles ulcers malaise common in children
where does the virus remain dormant>
trigeminal ganglion
what triggers virus to re activate?
UV light
stess
immunocompramised
what does the virus present as when it becoe re active?
recurrent oral herpes
what are mucocutaneous disorders?
lichen planus pemphigoid pemphigoid vulgaris erythema multiforme lupus
