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d.b.review 2 > Oral Surgery > Flashcards

Oral Surgery Flashcards

1
Q

Contraindic for endo tx indicated for exo (2)

A

Vertical root fracture

Ext root fracture

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2
Q

Rx of vert root fracture

A

J shape radiolucency

Or teardrop radiolucency

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3
Q

Cyst with rx of inverted teardrop or pearshape

A

Globulomaxillary cyst

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4
Q

Loc of globulomx cyst

A

Upper lat and canines

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5
Q

Dentigerous cyst or follicular cyst transforms into

A

Ameloblastoma

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6
Q

Rx appearance of ameloblastoma

A

Soap bubble appearance

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7
Q

Dse with rx bilateral soap bubble

A

Cherubism - angel like face

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8
Q

Supernumerary teeth found to 3rd molar

A

Distomolar or 4th molar

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9
Q

Supernumerary teeth loc buccal or lingual molar

A

Paramolar

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10
Q

Complication to biphosphonates

A

BIOJ

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11
Q

Management for bioj and orn

A

100% hyperbarric oxygen

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12
Q

Prophylactic antibiotics
Amox
Clinda

A

Amox - 2g/2000mg
Children - 50 mg/kg

Clinda - 600 mg
Pedo - 20 mg/kg

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13
Q

Immunosuppressant drugs (2)

A

Cyclosporins

Corticosteroids

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14
Q

Limit of epineph to px with hypertension

A

0.04% mg of epinephrine

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15
Q

In MI wait for ___ mos after heart attack management before tooth exo

A

6

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16
Q

Least common site of infarction

A

Liver

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17
Q

Tx for angina pectoris

A

Nitroglycerine

Amyl nitrate

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18
Q

Surgical Management of MI

A

Coronary artery bypass graft (CABG)

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19
Q

Hemophilic px have problem with bleeding time or clotting time

A

Clotting time only

Increased

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20
Q

Partial thromboplastin time

Prothrombin time

A

25-35 s

9-13 s

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21
Q

Clotting time

Bleeding time

A

8-15 mins

1-3 mins

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22
Q

Hemophilia A; B; C factor deficiency

A

8
9
10

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23
Q

Most common hereditary blood disorder

A

Von willebrand disease

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24
Q

Pregnant px trimester contraindic to exo

A

1st - organogenesis

3rd - uncomfortable lying

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25
Q

Safest trimester of pregnant px to have tooth exo

A

2nd trisem

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26
Q

What kind of drug is 5 fluorouracil

A

Anti metabolite

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27
Q

Aspirin irreversibly blocks formation of ___

A

Thromboxane a2

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28
Q

Warfarin supresses vit ___

A

K - 27910

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29
Q

Tx for severe pericoronitis

A

Irrigation using NSS or chlorhex

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30
Q

Stages of wound healing

A

Inflammatory phase
Proliferative phase
remodeling phase

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31
Q

Inflammatory phase (4)

A

Hemostasis
Vasoconstrict
Platelet aggregation
Thromboplastin formation

Inflamm
Vasodilation

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32
Q

Best technique to stop bleeding

A

Pressure

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33
Q

Tea bag alternative for pressure bec it contains ____

A

Tannic acid - help stop bleeding

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34
Q

Inflam phase days

A

2-5 d

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35
Q

Resorbable sutures (3)

A

Plain gut
Chromic gut
Synthetic

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36
Q

Tyoe of collagen most numerous during healing process

A

Type I

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37
Q

Proliferative phase span

A

2 days to 3 weeks

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38
Q

Proliferative phase stages (3)

A

Granulation tissue
Wound contraction
Epithelialization

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39
Q

Remodeling phase (2) span?

A

Fibrinolysis
Scar tissue maturation

3 wks to 2 yrs

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40
Q

Granulation tissue present in proliferative phase (2)

A

Angioblast

Fibroblast

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41
Q

Formative cells of vessels

A

Angioblast

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42
Q

Responsible for fibrinolysis

A

Plasmin

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43
Q

Loss of sensation

A

Anesthesia

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44
Q

Abnormal sensation

A

Paresthesia

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45
Q

Hypersensitive anesth

A

Hyperesthesiaa

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46
Q

Pain sensation to normal stimulus

A

Dyesthesia

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47
Q

Nerve regeneration _____

A

1-1.5 mm per day!!!! ***

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48
Q

Myelin sheath degenerates into segments

A

Segmental degeneration

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49
Q

Md occlusal plane should be ___ during exo

Maxillary???

A

Parallel to floor

Create acute angle in rel to floor >90 degrees

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50
Q

Mx occlusal should be in level with ___ of the dentist

A

Shoulder

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51
Q

Assistant should be ___ inches higher than the dentist

A

4 inches

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52
Q

Position of dentist when working

Assistant????

A

10-12 oclock

1-3 oclock

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53
Q

First force applied to a tooth after forcep adaptation

A

Apical

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54
Q

Rotation can be used in what teeth

A

ALL TEETH

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55
Q

Order of force used in tooth removal

A 
Apical
Buccal
Lingual 
Rotation
Traction
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56
Q

Order of tooth to be removed

A

Mx then md

Post to ant

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57
Q

More buccal or facial force on all teeth except

A

Md molars - lingual!

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58
Q

Elevator for RF

A

Cryer or kryer

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59
Q

Elevator alone in exo

A

3rd molar

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60
Q

Mx 3rd imfectiom where does infection go

A

Infratemporal space

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61
Q

Root fragment removal

A

Apexo elevator

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62
Q

Straight elevator

A

301 304

63
Q

Angled elev

A

302, 303

64
Q

Triangular elevators

A

Cryer 25

Crossbar not for mx

65
Q

Movements for elevators (2)

A

Wedging

Wheel and axle

66
Q

Loc of non impacted max 3rd displaced molar

Impacted mx???

Impacted md???

A

Mx sinus

Infratemporal space

Submandibular space

67
Q

Holds tongue or cloth

A

Towel clip

68
Q

For tongue retraction; heart shape

A

Weider retractor

69
Q

For removal of epulis fissuratum

A

Allis tissue forcep

70
Q

For holding cyst during enucleatio

A

Babcock’s tissue holding forceps

71
Q

Remove tooth elevated from socket

A

Russian tissue forcep

72
Q

Bone removal esp for interradicular bone

A

Blumenthal rongeur

73
Q

Splits bone for orthognathic surgery

A

Osteotome

74
Q

Carbide bur for surgery (3)

A

557 703 8

75
Q

Cuts bonr with chisel and osteotome

A

Surgical mallet

76
Q

For draining pus from abscess

A

Sinus forceps

77
Q

For undermining tissue

A

Iris and metzenbaum scissors

78
Q

Curve scissors for cuting suture

A

Dean scissors

79
Q

If vertically incised on bony areas =

A

Wound dehiscense

80
Q

Rupture of wound along a suture line

A

Wound dehiscense

81
Q

Vert incision aka

A

Releasing incision

82
Q

Root exposure without alveolar crest resorption

A

Fenestration

83
Q

Root exposure with alveolar crest

A

Dehiscence

84
Q

Most common nerve damaged during impacted 3rd md molar removal

A

Lingual nerve

85
Q

Most common flap

A

Envelope flap

86
Q

Flap in apicoectomy

A

Semilunar flap - assoc with scar formation

87
Q

Flap with best blood supply

A

Envelope flap

88
Q

Flap with least blood supply

A

Trapezoidal flap or sulcular foap

89
Q

Modified trapezoidal flap aka (2)

A

Leubke ochsenbein flap or submarginal flap

90
Q

Most common position in mx according to winter

A

Vertical

91
Q

Most difficult position in mand but easiest in mx according to wnter

A

Distoangular

92
Q

Position where u always require bone removal and splitting

Least common in mand

A

Horizontal

93
Q

Oro antral communication may result to (2)

A

Chronic oro antral fistula

Max sinusitis

94
Q

Tx for palatal root displaced in mx sinus

A

Caldwell luc technique

Canine fossa access

95
Q

Large oro antral closure (2)

A

Pedicle flap - great palatine a.

Berger’s flap or buccal advancement flap

96
Q

Ludwigs angina bilateral involvement

A

Submd, submental, sublimgual

97
Q

Accumulation of salivary gland product in lips

A

Mucocele

98
Q

Accumulatiom of salivary gland products in floor of mouth

A

Ranula

99
Q

Tx for mucocele and ranula

A

Enucleation and excision involving minor salivary gland involved

100
Q

Angulated duct

A

Wharton’s duct

101
Q

Common gland involved in sialoliths

A

Submd gland - whartons duct

102
Q

Hx of SCC

A

Keratin pearls

103
Q

Non Neoplastic necrosis of minor salivary gland of palate

A

Necrotizing sialometaplasia

1-4 cm size

104
Q

Px with necrotizing sialometaplasia complains of

A

Palate falling off

105
Q

Diff diagnosis of necrotizing sialo

A

SCC

106
Q

Biopsy for small incision <10 mm or <1 cm

A

Excisional biopsy

107
Q

Biopsy for large lesion

A

> 10 mm or >1 cm

Incisional

108
Q

Necrotizing sialometaplasia heals within

A

10 WEEKS

109
Q

Tx for sialometaplasia

A

No tx

110
Q

Presence of small red spots in palate assoc with smoking

A

Stomatitis nicotina

111
Q

Most common skin cancer in oral cavity

A

scc

112
Q

Complete removal of cyst without rupturing

A

Enucleation

113
Q

Removal for 1-2 mm of bone around periphery of cyst

A

Currettage

114
Q

Marsupialization aka

A

Partsch tenchnique or decompression technique

115
Q

Create surgical window in lining of cyst

A

Marsupialization

116
Q

Marsupilization result to dec

A

Pressure in cyst = dec size

117
Q

Removal of tumor by dissecting uninvolved tissues around tumor

A

Resection

118
Q

Most common technique in radiotherapy

A

Fractionation

119
Q

Oral complication to radiotherapy

A

Mucositis

Osteoradionecrosis

120
Q

Lymphoma radiation needed to kill

A

45-60 grays — 1.8 to 2 gy for every session

121
Q

Most common fracture site of md

A

Neck of condyle

122
Q

2nd most common site of fracture in md

3rd???

A

Angle

Body of md

123
Q

Least common site of fracture of md

A

Coronoid process

124
Q

Fracture in R condylar neck will cause md to deviate to what side

Due to pull of

A

Right side

Left lat pterygoid muscle

125
Q

During protrusion tongue deviate tomgue to the right what nerve is damaged

A

R hypoglossal n.

Due to pull of left genioglossus muscle

126
Q

Prolonged immobilization of TMJ due to condylar fracture may lead to

A

Ankylosis

127
Q

Fracture in angle of md will cause displacement of proximal fractured bone towards the

A

Masseteric muscle move ant and superiorly

128
Q

Type of jaw fracture that may cause airway obstructiin

A

Bilateral jaw fracture

129
Q

W deformity in submentovertex radiograph

A

Zygomatic arch fracture

130
Q

Common to csf rhinorrhea

A

Le fort 2

131
Q

Le fort 1 aka

A

Horizontal
Guerin
Transverse mx fracture

132
Q

Le fort 2 aka

A

Pyramidal

133
Q

Le fort 3 aka

Characteristics

A

Transverse

Raccoon eyes
Battle sign or stylomastoid ecchymosis

SEEN ALSO IN BASILAR FRACTURE

134
Q

Submentovertex rx aka

A

Jug handle view

135
Q

Why is there why limited mouth opening in zygomatic arch fracture

A

Compression of coronoid process

136
Q

Fractures using submentovertex rx (2)

A

Basilar fractures

Zygomatic arch fracture

137
Q

Fracture of cranial base

A

Basilar fracture

138
Q

Fracture of orbital floor resulting to ______

A

Blow out fracture

Enophthalmos

139
Q

Rx for condylar fractures

A

Reverse towne rx

140
Q

Rx for occipital fracture

A

Towne’s rx

141
Q

Rx for maxillary sinus

A

Water view

142
Q

Most commonly involved bone with open or compound fracture

A

Tibia or shin bone

143
Q

Tx for fracture

A

Reduction (close or open)

144
Q

Fracture repair steps (4)

A

Hematoma
Fibrocartilagenous callus formation
Bony callus formation
Bone remodeling

145
Q

Dse presents saber shin (2)

A

Rickets

Congenital syphilis

146
Q

Most common extraoral site for autograft donor

Intraora

A

Ilium

Tuberosity

147
Q

Donor and recipient are different indiv, but of the same species

A

Isograft

Twins

148
Q

Donor and recipient are diff indiv and genetically diff, but still part of same specie

A

Allograft

Cadaver

149
Q

Donor and recipient not part of same specie

A

Xenograft

Bovine bone

150
Q

Synthetic graft

A

Alloplastic graft

151
Q

Stimulates osteoprogenitor cells to differentiate into osteoblast

A

Osteoinductive

152
Q

Vital osteoblast from graft contribute to new bone formation

A

Osteogenic

153
Q

Bone serve as scaffold for osteoblast

A

Osteoconductive

d.b.review 2 (21 decks)

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