Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
70 Cards in this Set
- Front
- Back
|
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
|
|
|
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
|
|
|
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)
|
|
|
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 two surgical options do tyou have for retrognathism?
|
mandibular deficiency
Bilaterally sagital split osteotomy Genioplasty |
|
|
t/f after radiation if you extract teeth you should always use antibiotics
|
true
|
|
|
Maxillary excess... what surgical options do you have?
|
Le Fort I Osteotomy
Multi piece Le Fort 1 |
|
|
how long to wait after radiation and pt needs dentures?
|
6-12 months.
|
|
|
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
|
|
|
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?
|
20 dives before.
10 dives during. |
|
|
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 |
|
|
What are bisphosphonates used to tx?
|
meastatic disease of bone
|
|
|
Aredia & Zometa
|
IV bisphosphonates
|
|
|
Fosfomax, Actonel
|
Oral bisphosphonates
|
|
|
what is main cause of necrosis of jaw from bisphosphonates
|
vascular insufficency from excessive inhibition of osteoclasts.
Antibiotics rarely help |
|
|
don't prescribe narcotics for stroke victim why?
|
it masks the symptoms of stroke
|
|
|
MONA- heart attack patient
|
morphine
oxygen nitroglycerin aspirin |
|
|
how long wait after heart attack to continue tx?
|
6 months
|
|
|
in COPD or emphysema patient what determines their breathing rate?
|
CO2 build-up. Don't give 100% oxygen
|
|
|
periapical mixed infections are most common
|
true
|
|
|
most common odontogenic infection is vestibular abcess
|
true
|
|
|
canine space- edema in maxillary vestibule near infraorbital. More common in kids
|
true
|
|
|
Maxillary molars usually cause infections where
|
buccal space
|
|
|
floor of mouth raised, may cause airway distress, infection on mandible posterior apices
|
sublingual space
|
|
|
Ludwig;s angina
|
bilateral cellulitis of submental, lingual, and mandibular. usually caused by strep
|
|
|
what [percent die today from sepsis in cavernous sinus
|
30%
|
|
|
ABCD in cpr
|
airway, breathing, circulation, defibrillator
|
|
|
braindead from no air in how long
|
3-5 min
|
|
|
how often can you repeat epi injections in severe anaphylactic situations
|
every 5 min
|
