OSCE 2 Flashcards

(61 cards)

1
Q

what are the contra-indications of 2.2ml lidocaine 2% with 1:80,000 adrenaline

A

sensitivity to adrenaline or latex, uncontrolled CVD, taking tricyclics or beta blockers

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2
Q

what is used as an alternative to lidocaine

A

citanest 3% with octapressin

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3
Q

what patients should not be prescribed NSAIDs for post op painkillers

A

pregnant or on warfarin

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4
Q

what is the prescribed dose for ibuprofen

A

400mg x 3-4 daily

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5
Q

what are some cautions to we aware of with ibuprofen

A

elderly - reduced drug metabolism
peptic ulcers or GORD - may exacerbate
asthmatics
history of NSAID hypersensitivity
taking other NSAIDs
on long term steroid use - susceptible to gastric ulcers

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6
Q

outline 10 points of post op instructions

A

take it easy - no exercising
expect pain
swelling, bruising, tenderness and stiffness common
take care eating and drinking
dont wash out mouth for like 6 hours
eat on opposite side of the mouth and leave site alone
if bleeding occurs at home bite down on damp gauze for 20-30 mins
avoid smoking for as long as possible and no alcohol for 24 hours
starting the day after swirl warm salty mouthwash for 3-4 times per day
give written instructions
come back if any problems

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7
Q

what are the 5As to smoking cessation

A

ask - how many per day, when did you start?
advise - health benefits of quitting
assess - desire to stop smoking
assist - negotiate a stop date and review previous attempts
arrange follow up - NHS SSS referal

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8
Q

if a patient presents with dry mouth that is unusual what other special tests might you do

A

dry eyes also?
blood tests checking for anti-La antibody
histopathology assessment of labial secondary salivary gland

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9
Q

what are some complications of Sjogrens syndrome

A

dry mouth and eyes
difficulty with speech and swallowing
burning mouth
increased risk of oral infection and caries
difficulty with denture retention
salivary lymphoma

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10
Q

what is included in a trauma stamp

A

colour
TTP
percussion note
sinus
mobility
radiograph

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11
Q

treatment for enamel fracture in primary dentition

A

smooth sharp edges

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12
Q

what is the treatment for enamel-dentine fracture in primary dentition

A

cover exposed dentine in GI or composite bandage
lost tooth structure restored immediately with composite or at a later visit

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13
Q

what is the treatment for enamel-dentine-pulp fracture in primary dentition

A

partial pulpotomy
extraction

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14
Q

treatment for crown-root fracture in primary dentition

A

if restorable and no pulp exposure - cover exposed dentine with GI
if restorable and pulp exposed - pulpotomy or endo
if unrestorable - extract

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15
Q

treatment for root fracture of primary tooth

A

coronal fragment not displaced - no treatment
coronal fragment displaced but not mobile - leave coronal fragment to spontaneously reposition
coronal fragment displaced and excessive mobility - extract loose coronal fragment or reposition and splint

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16
Q

management of concussion in deciduous dentition

A

no treatment
observation

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17
Q

management of subluxation in deciduous dentition

A

no treatment
observe

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18
Q

treatment for lateral luxation of deciduous teeth

A

allow reposition spontaneously
reposition and splint
extract

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19
Q

treatment for intrusion of deciduous teeth

A

spontaneous repositioning

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20
Q

where would the apex be displaced if on the radiograph the tooth appears shortened to contralateral tooth and the apical tip of intruded tooth can be seen

A

apex displaced towards/ through labial tissues

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21
Q

where would the apex be displaced if on the radiograph the apex of intruded tooth cannot be visualised and tooth appears to be elongated compared to contralateral teeth

A

apex displaced towards permanent tooth germ

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22
Q

treatment for extrusion of a deciduous tooth

A

not interfering with occlusion - spontaneous repositioning
excessive mobility - extract

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23
Q

treatment for avulsion of deciduous tooth

A

radiograph to confirm
do NOT re-implant

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24
Q

treatment of alveolar fracture in deciduous dentition

A

reposition segment
splint for 4 weeks with uninjured teeth

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25
what are the three direct complications of trauma to primary teeth
discolouration discolouration and infection delayed exfoliation
26
what is enamel hypomineralisation
qualitative defect of enamel - normal thickness but poorly mineralised
27
what is enamel hypoplasia
quantitive defect of enamel - reduced thickness but normal mineralisation
28
what is a dilacerated root
abrupt deviation of the long axis of the crown or root portion of the tooth
29
what might cause delayed eruption of permanent teeth
premature loss of a primary tooth can result in delayed eruption of up to a year due to thickened mucosa
30
what may a duller note on percussion of the tooth indicate
root fracture
31
how long should sensibility tests be continued after injury
2 years
32
what are the follow up times for an enamel fracture
6-8 weeks, 6 months and 1 year
33
what are the follow up times for an enamel-dentine fracture
6-8 weeks, 6 months and 1 year
34
what three things do you evaluate when dealing with an enamel-dentine-pulp fracture
size of pulp exposure time since injury associated PDL injuries
35
when would you do a direct pulp cap
enamel-dentine- pulp fracture but tooth is non-TTP and positive sensibility tests
36
when would you do a partial pulpotomy
larger exposure or been more than 24 hours since trauma
37
how much of the pulp is removed in a partial pulpotomy
2mm
38
how do you achieve haemostasis in partial pulpotomy
cotton wool soaked pellet in saline
39
when would you do a full coronal pulpotomy
if hyperaemic or necrotic pulp
40
why do we sometimes leave vital pulp tissue in the canal
to allow normal root growth (apexogenesis)
41
what is the clinical findings for a concussion injury
pain on percussion
42
what is the followup for concussion injury
4 weeks and 1 year
43
what is the clinical findings for subluxation
increased mobility TTP bleeding from gingival crevice
44
what are the follow up times for subluxation
2 weeks - splint removal 12 weeks 6 months 1 year
45
what are clinical findings of an extrusion injury
tooth appears elongated displaced palatally tooth mobile bleeding from gingival sulcus
46
what are the follow up times for extrusion injury
2 weeks - splint removal 4 weeks, 8 weeks, 12 weeks 6 months and 1 year
47
what are the clinical findings of a lateral luxation injury
tooth appears displaced tooth immobile high ankylotic percussion tone bleeding from gingival sulcus
48
what occurs in a lateral luxation injury in a tooth with incomplete root formation
spontaneous revascularisation may occur
49
what occurs in a lateral luxation injury in a tooth with complete root formation
pulp will become necrotic - corticosteroid antibiotic or CaOH as intra-canal medicament to prevent inflammatory external resorption
50
what are the follow up times for lateral luxation injury
2, 4, 8 weeks 6 months and 1 year
51
what are the clinical findings of an intrusion injury
crown appears shortened bleeding from gingivae ankylotic high percussion tone
52
what are the follow up times for an intrusion injury
2, 4 8 and 12 weeks 6 months and 1 year
53
what are the clinical findings with an avulsed tooth
socket empty or filled with coagulum
54
what is EADT
extra-alveolar dry time
55
what is EAT
extra-alveolar time
56
when should endodontic treatment be commenced for avulsed teeth with closed apices
2 weeks after
57
when would you not replant an avulsed tooth
child immunocompromised other serious injuries requiring professional emergency treatment
58
when is a splint removed for a dento-alveoalr fracture
4 weeks
59
what are three pieces of advice for dento-alveolar fractures
soft diet for 7 days avoid contact sports while splint in careful oral hygiene and use of chlorhexidine gluconate mouthwash (0.12%)
60
what are two types of splint
chairside lab-made
61
what diameter of stainless steel is used for splint wire 0.4mm