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Oral Pathology > Cyst > Flashcards

Cyst Flashcards

1
Q

Total removal of entire cyst in one piece and curettage after

A

Enucleation

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2
Q

Creating window in wall of cyst to allow contents to be drained and cyst to shrink. Save vital structures, enucleation done after that

A

Marsupalization

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3
Q

Soft tissue cyst, swelling in upper lip lateral to midline, elevation of ala of nose

A

Nasolabial cyst

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4
Q

Most frequent type of non Odontogenic cyst

A

Nasopalatine cyst

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5
Q

Swelling in anterior palate, pain & drainage, divergence of the roots of maxillary teeth

A

Nasopalatine duct cyst

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6
Q

Heart shape or inverted pear shape, well circumscribed radiolucency at the midline between the apical to central incisor teeth, teeth vital

A

Nasopalatine duct cyst

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7
Q

Entrapped epithelium at the line of fusion between lateral palatal shelves

A

Median palatine cyst

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8
Q

More posterior presentation of Nasopalatine duct cyst

A

Median palatine cyst

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9
Q

Fluctuant swelling posterior to palatine papilla on midline of hard palate, asymptomatic

A

Median palatine cyst

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10
Q

Well circumscribed radiolucency in the midline of hard palate on occlusal radiographs

A

Median palatine cyst

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11
Q

Pear shaped radiolucency between maxillary lateral incisor and the canine

A

Globulomaxillary cyst

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12
Q

Palatal cysts of newborn 2 presentations

A

Epstein’s pearls
Bohn’s nodules

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13
Q

Small white to yellowish papules along median palatine raphe of newborns

A

Epstein’s pearls

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14
Q

Small papules scattered over hard palate more close to soft palate junction, derived from remnants of minor salivary gland

A

Bohn’s nodules

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15
Q

Most common developmental cyst of neck

A

Thyroglossal duct cyst

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16
Q

Cyst in midline of the neck between foramen cecum and suprasternal area next to hyoid bone

A

Thyroglossal duct cyst

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17
Q

Asymptomatic, fluctuant, movable swelling in neck, if infected it causes sinus tract

A

Thyroglossal duct cyst

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18
Q

Vascular and resembles hemangioma

A

Thyroglossal duct cyst

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19
Q

Hemorrhaging into the mouth because of rupture of overlying veins

A

Thyroglossal duct cyst

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20
Q

Sistrunk procedure

A

Thyroglossal duct cyst (removing cyst as well as hyoid bone)

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21
Q

Developmental cyst derived from remnants of branchial arches, most commonly second branchial arch

A

Branchial cleft cyst/ cervical lymphoepithelial cyst

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22
Q

Upper lateral neck anterior or deep to the sternocleidomastoid muscle, soft and fluctuant, 1-10 cm, asymptomatic

A

Branchial cleft cyst

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23
Q

Painless white to yellowish small firm or soft submucosal swelling with non ulcerated smooth overlying mucosa

A

Oral lymphoepithelial cyst

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24
Q

Cyst lined by epidermis like epithelium and contains sebaceous glands, hair follicles or sweat glands

A

Dermoid cyst

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25
15% of dermoid cysts are
Congenital
26
Midline of floor of mouth, painless slow growing swelling, soft and doughy
Dermoid cyst
27
If above geniohyoid muscle displaces tongue upwards, if below then double chin appearance
Dermoid cyst
28
Seperation of follicle, accumulation of fluid between reduced enamel eoithelium and tooth crown
Dentigerous cyst
29
Most common Odontogenic cyst
Radicular
30
2nd most common Odontogenic cyst and most common developmental cyst
Dentigerous cyst
31
During 2nd & 3rd decade, associated with mandibular third molar impacted, attached to tooth at CEJ
Dentigerous cyst
32
Unilocular well circumscribed pericoronal radiolucency, displacement of involved tooth and adjacent teeth
Dentigerous cyst
33
Circular or oval radiopacity with well defined thin corticated border around max 3rd molars
Dentigerous cyst
34
Potential complications of untreated dentigerous cyst
Ameloblastoma or squamous cell carcinoma
35
Normal follicular space and dentigerous cyst when that space is
Normal- 3 to 4 mm Dentigerous- more than 5 mm
36
Soft tissue variant of dentigerous cyst
Eruption cyst
37
Most commonly affected teeth for eruption cyst
Primary mandibular central incisors, first permanent molars and deciduous maxillary incisors
38
Smooth surface, reddish pink or bluish, fluctuant, localized swelling over the crown if erupting primary or permanent tooth
Eruption cyst
39
Developmental odontogenic cyst along lateral root surface of tooth
Lateral periodontal cyst
40
Most common site for lateral periodontal cyst
Mandibular canine-premolar area
41
Well circumscribed unilocular tear drop radiolucency laterally to the roots of vital teeth
Lateral periodontal cyst
42
Botryoid Odontogenic cyst
When lateral periodontal cyst is multilocular
43
Lined by thin epithelium with areas of nodular thickenings that contain clusters of glycogen rich, clear epithelial cells
Lateral periodontal cyst
44
Multiple, smooth, white nodules along alveolar ridge in neonates filled with keratin and near soft palate junction
Gingival cyst of newborn
45
Gingival cyst of newborn more common in
Maxillary alveolar ridge
46
Cystic changes in the developing tooth bud before the formation of enamel and dentin matrix, tooth missing from dental arch, most common location mand 3rd molar, no calcified structures
Primordial cyst
47
High recurrence rate 30%
Odontogenic keratocyst
48
10-40 years of age, male, arising from cell rests of dental lamina mainly posterior mandible
Odontogenic Keratocyst
49
Root resorption and grown in AP direction
Odontogenic keratocyst
50
Well defined radiolucent area with smooth and often corticated margins, unilocular or multilocular
Odontogenic keratocyst
51
Epithelial lining uniformly thin, 6 to 10 cell layers, basal layer-palisaded and hyperchromatic nuclei, luminal-parakeratinized and wavy and corrugated pattern, large amount of keratin
Odontogenic keratocyst
52
Multiple odontogenic keratocysts are often reflective of disease
Nevoid basal cell carcinoma syndrome/ Gorlin Goltz syndrome
53
Multiple basal cell carcinomas, Odontogenic keratocysts, palmar pits, enlarged head circumference, calcified falx cerebri, rib anomalies, spina bifida occulta, mild ocular hypertelorism
Nevoid basal cell carcinoma syndrome
54
Enucleation & curettage, peripheral osteotomy, chemical cauterization using Carnoy’s solution
Odontogenic Keratocysts
55
Most commonly found in incisor canine area mostly associated with impacted canine
Calcifying Odontogenic cyst
56
Ghost cells-dystrophic mineralization, calcified material which appears radiopaque
Calcifying odontogenic cyst
57
Cyst developing from pre existing periapical granulomas at the apex of non vital tooth
Radicular cyst
58
Source rests of malassez, asymptomatic, cyst enlargement, root resorption, and mobility of involved tooth, non vital
Radicular cyst
59
Rounded radiolucency at apex if affected tooth with loss of lamina dura of the root
Radicular cyst
60
Rushton bodies and cholesterol clefts
Radicular cyst
61
Tooth with radicular cyst extracted but cyst bot removed
Residual cyst
62
Painful swelling buccal to the furcation if mandibular first molar, may be bilateral, tooth vital but deep pocket
Buccal bifurcation cyst/ mandibular infected buccal cyst/ paradental cyst
63
Mandibular occlusal xray shows abnormal position if the involved tooth
Buccal bifurcation cyst
64
Asymptomatic intraosseous empty cavity, mandible, thin connective tissue membrane not epithelium, may contain fluid, blood, debris or completely empty
Simple bone cyst, traumatic bone cyst, solitary bone cyst
65
Well delineated unilocular or multilocular radiolucency in mandible between canine and ramus, inter radicular scalloping, teeth vital
Simple bone cyst
66
Invagination if the lingual surface of jaw, post mandible below mandibular canal, well circumscribed with sclerotic border
Stafne bone cyst
67
Uncommon expansile osteolytic lesion, proliferation of vascular tissue, affects long bones, posterior region of maxilla and mandible
Aneurysmal bone cyst
68
Rapid enlarging swelling, cortical expansion and thinning, ballooning or distension of affected bone
Aneurysmal bone cyst
69
Fibrous connective tissue stroma containing many cavernous or sinusoidal blood filled spaces and multinucleated giant cells
Aneurysmal bone cyst
70
High recurrence, curettage or Enucleation supplemented with cryosurgery, resection
Aneurysmal bone cyst

Oral Pathology (18 decks)

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