OS Flashcards
What patients have altered hemostasis
Taking Warfarin Drugs for platelet inhibition Hemophilia vonWillebrands disease Chronic liver insufficiency
What is the tx for a subperiosteal abcess
Drainage of abscess and antibiotic tx.
What is the name for dry socket
Localized osteitis
Areas of soft tissue surgery include:
Md retromolar pad Mx tuberosity Excessive alveolar ridge tissue IFH Labial and lingual frenum
Cortical bone can be obtained from
Anterior cortex of symphysis
Lateral cortex of ramus and external oblique ridge
Iliac crest
Rib
What are the advantages and disadvantages of allographs.
No osteoinductivity capacity
Osteoconductivity capacity remains
Greater amount of bone is resorbed as compared to auto.
What do bone morphogenetic proteins do (BMP)
Induce bone formation and enhance graft healing
Distraction osteogenesis is more satisfactory in
Height or length but is less in providing width of bone
What are the most common sites for the mandible to fracture
Condyle
Angle
Symphysis
Fractures can be classified as:
Greenstick
Simple (Closed)
Comminuted
Compound (Open)
Name of the two most common mandibular osteotomies
Bilateral sagital split osteotomy or vertical ramus osteotomy. Genial osteotomy (genioplasty): Macrogenia/microgenia
What is the tx for trigeminal neuralgia
Anticonvulsants: Carbamazepine, Oxcarbamazepine, Gabapentin. Microvascular decompression (Janetta procedure)
What is Ramsay Hunt symdrome
sequela of a herpes zoster infection.
Burning, aching, or electric shock pain.
Infection of the sensory and motor branches of CN VII and VIII.
How is chronic headache categorized
Migrane
Tension
Cluster
Delay in diagnosis of temporal arteritis (giant cell arteritis) can lead to
blindness on the affected side.
Myofascial pain disorder
Localized pain in pre auricular region.
Pain develops as a result of parafunctional habits.
Symptoms worse in the morning
What do non-reduction disc displacement disorders result in?
Limited range of motion and resultant ipsilateral deviation on opening.
Where does the trigeminal nerve originate from
Pons
Three examples of Amide LA (ii) and where are they metabolized
Lidocaine
Mepivacaine
Bupivacaine
Liver; microsomal P-450
Four examples of Esters LA and where are they metabolized
Novacaine
Procaine
benzocaine
Tetracaine
Psedocholinesterase in the plasma
What is the concentration inside a resting nerve call
High K low Na
