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70 Cards in this Set
- Front
- Back
what is battle's sign?
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fracture of middle cranial fossa of the skull, and may suggest underlying brain trauma. Battle's sign consists of bruising over the mastoid process, as a result of extravasation of blood along the path of the posterior auricular artery
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CN6 is what and is effected when broken skull
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abducens, lateral rectus
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if orbit gets broken what is weakest area that goes first?
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floor of orbit... periorbital fat protrudes
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what is most common cause of jaw fracture
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motor car accidents
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what muscle is responsible for deviation
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masseter
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when is angle of mandible affected
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with unerrupted third molars
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how long do you fixate mandible fracture? How long if condyle fracture?
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6-8 weeks- mandible
2-3 weeks-- condyle |
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what class needs more mandibular surgery?
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Class 3
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prognathism
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class 3 reverse overjet, prominent chin
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retrognathism
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class 2 maxilla overjet (pwestor)
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what two surgical options do tyou have for retrognathism?
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mandibular deficiency
Bilaterally sagital split osteotomy Genioplasty |
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Maxillary excess... what surgical options do you have?
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Le Fort I Osteotomy
Multi piece Le Fort 1 |
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after Le Fort 1 Osteotomy how long does it take to heal completely
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12 weeks
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what two things in our body are radio-resistant... ie not affected by radiation therapy
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bone and salivary glands
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radiation- effects oral mucosa how long
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1-2 weeks
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t/f- radiation causes osteoradionecrosis
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true
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radiation needs to be below ____ rads to decrease oral symptoms but unfortunately it has to be ___rads or above
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5000!!!
6000 rads |
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extract teeth before radiation therapy. Wait at least 10 days after extraction but 3 weeks is best
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true
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what two surgical options do tyou have for retrognathism?
|
mandibular deficiency
Bilaterally sagital split osteotomy Genioplasty |
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t/f after radiation if you extract teeth you should always use antibiotics
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true
|
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Maxillary excess... what surgical options do you have?
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Le Fort I Osteotomy
Multi piece Le Fort 1 |
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how long to wait after radiation and pt needs dentures?
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6-12 months.
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after Le Fort 1 Osteotomy how long does it take to heal completely
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12 weeks
|
|
what two things in our body are radio-resistant... ie not affected by radiation therapy
|
bone and salivary glands
|
|
radiation- effects oral mucosa how long
|
1-2 weeks
|
|
t/f- radiation causes osteoradionecrosis
|
true
|
|
radiation needs to be below ____ rads to decrease oral symptoms but unfortunately it has to be ___rads or above
|
5000!!!
6000 rads |
|
extract teeth before radiation therapy. Wait at least 10 days after extraction but 3 weeks is best
|
true
|
|
t/f after radiation if you extract teeth you should always use antibiotics
|
true
|
|
how long to wait after radiation and pt needs dentures?
|
6-12 months.
|
|
what two surgical options do tyou have for retrognathism?
|
mandibular deficiency
Bilaterally sagital split osteotomy Genioplasty |
|
Maxillary excess... what surgical options do you have?
|
Le Fort I Osteotomy
Multi piece Le Fort 1 |
|
after Le Fort 1 Osteotomy how long does it take to heal completely
|
12 weeks
|
|
what two things in our body are radio-resistant... ie not affected by radiation therapy
|
bone and salivary glands
|
|
radiation- effects oral mucosa how long
|
1-2 weeks
|
|
t/f- radiation causes osteoradionecrosis
|
true
|
|
radiation needs to be below ____ rads to decrease oral symptoms but unfortunately it has to be ___rads or above
|
5000!!!
6000 rads |
|
extract teeth before radiation therapy. Wait at least 10 days after extraction but 3 weeks is best
|
true
|
|
what is battle's sign?
|
fracture of middle cranial fossa of the skull, and may suggest underlying brain trauma. Battle's sign consists of bruising over the mastoid process, as a result of extravasation of blood along the path of the posterior auricular artery
|
|
t/f after radiation if you extract teeth you should always use antibiotics
|
true
|
|
CN6 is what and is effected when broken skull
|
abducens, lateral rectus
|
|
if orbit gets broken what is weakest area that goes first?
|
floor of orbit... periorbital fat protrudes
|
|
how long to wait after radiation and pt needs dentures?
|
6-12 months.
|
|
what is most common cause of jaw fracture
|
motor car accidents
|
|
what muscle is responsible for deviation
|
masseter
|
|
when is angle of mandible affected
|
with unerrupted third molars
|
|
how long do you fixate mandible fracture? How long if condyle fracture?
|
6-8 weeks- mandible
2-3 weeks-- condyle |
|
what class needs more mandibular surgery?
|
Class 3
|
|
prognathism
|
class 3 reverse overjet, prominent chin
|
|
retrognathism
|
class 2 maxilla overjet (pwestor)
|
|
osteoradionecrosis- how many HBO (oxygen) dives do you do before surgery and during?
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20 dives before.
10 dives during. |
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surgical tx of chemo patient
What is there WBC? Platelet count? Should you use antibiotics? |
WBC- needs to be above 2000
Platelet- above 50,000 If last chemo tx w/in 3 weeks use antibiotics |
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What are bisphosphonates used to tx?
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meastatic disease of bone
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Aredia & Zometa
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IV bisphosphonates
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Fosfomax, Actonel
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Oral bisphosphonates
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what is main cause of necrosis of jaw from bisphosphonates
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vascular insufficency from excessive inhibition of osteoclasts.
Antibiotics rarely help |
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don't prescribe narcotics for stroke victim why?
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it masks the symptoms of stroke
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MONA- heart attack patient
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morphine
oxygen nitroglycerin aspirin |
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how long wait after heart attack to continue tx?
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6 months
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in COPD or emphysema patient what determines their breathing rate?
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CO2 build-up. Don't give 100% oxygen
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periapical mixed infections are most common
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true
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most common odontogenic infection is vestibular abcess
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true
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canine space- edema in maxillary vestibule near infraorbital. More common in kids
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true
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Maxillary molars usually cause infections where
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buccal space
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floor of mouth raised, may cause airway distress, infection on mandible posterior apices
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sublingual space
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Ludwig;s angina
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bilateral cellulitis of submental, lingual, and mandibular. usually caused by strep
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what [percent die today from sepsis in cavernous sinus
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30%
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ABCD in cpr
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airway, breathing, circulation, defibrillator
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braindead from no air in how long
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3-5 min
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how often can you repeat epi injections in severe anaphylactic situations
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every 5 min
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