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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
Q

15% of dermoid cysts are

A

Congenital

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26
Q

Midline of floor of mouth, painless slow growing swelling, soft and doughy

A

Dermoid cyst

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27
Q

If above geniohyoid muscle displaces tongue upwards, if below then double chin appearance

A

Dermoid cyst

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28
Q

Seperation of follicle, accumulation of fluid between reduced enamel eoithelium and tooth crown

A

Dentigerous cyst

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29
Q

Most common Odontogenic cyst

A

Radicular

30
Q

2nd most common Odontogenic cyst and most common developmental cyst

A

Dentigerous cyst

31
Q

During 2nd & 3rd decade, associated with mandibular third molar impacted, attached to tooth at CEJ

A

Dentigerous cyst

32
Q

Unilocular well circumscribed pericoronal radiolucency, displacement of involved tooth and adjacent teeth

A

Dentigerous cyst

33
Q

Circular or oval radiopacity with well defined thin corticated border around max 3rd molars

A

Dentigerous cyst

34
Q

Potential complications of untreated dentigerous cyst

A

Ameloblastoma or squamous cell carcinoma

35
Q

Normal follicular space and dentigerous cyst when that space is

A

Normal- 3 to 4 mm
Dentigerous- more than 5 mm

36
Q

Soft tissue variant of dentigerous cyst

A

Eruption cyst

37
Q

Most commonly affected teeth for eruption cyst

A

Primary mandibular central incisors, first permanent molars and deciduous maxillary incisors

38
Q

Smooth surface, reddish pink or bluish, fluctuant, localized swelling over the crown if erupting primary or permanent tooth

A

Eruption cyst

39
Q

Developmental odontogenic cyst along lateral root surface of tooth

A

Lateral periodontal cyst

40
Q

Most common site for lateral periodontal cyst

A

Mandibular canine-premolar area

41
Q

Well circumscribed unilocular tear drop radiolucency laterally to the roots of vital teeth

A

Lateral periodontal cyst

42
Q

Botryoid Odontogenic cyst

A

When lateral periodontal cyst is multilocular

43
Q

Lined by thin epithelium with areas of nodular thickenings that contain clusters of glycogen rich, clear epithelial cells

A

Lateral periodontal cyst

44
Q

Multiple, smooth, white nodules along alveolar ridge in neonates filled with keratin and near soft palate junction

A

Gingival cyst of newborn

45
Q

Gingival cyst of newborn more common in

A

Maxillary alveolar ridge

46
Q

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

A

Primordial cyst

47
Q

High recurrence rate 30%

A

Odontogenic keratocyst

48
Q

10-40 years of age, male, arising from cell rests of dental lamina mainly posterior mandible

A

Odontogenic Keratocyst

49
Q

Root resorption and grown in AP direction

A

Odontogenic keratocyst

50
Q

Well defined radiolucent area with smooth and often corticated margins, unilocular or multilocular

A

Odontogenic keratocyst

51
Q

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

A

Odontogenic keratocyst

52
Q

Multiple odontogenic keratocysts are often reflective of disease

A

Nevoid basal cell carcinoma syndrome/ Gorlin Goltz syndrome

53
Q

Multiple basal cell carcinomas, Odontogenic keratocysts, palmar pits, enlarged head circumference, calcified falx cerebri, rib anomalies, spina bifida occulta, mild ocular hypertelorism

A

Nevoid basal cell carcinoma syndrome

54
Q

Enucleation & curettage, peripheral osteotomy, chemical cauterization using Carnoy’s solution

A

Odontogenic Keratocysts

55
Q

Most commonly found in incisor canine area mostly associated with impacted canine

A

Calcifying Odontogenic cyst

56
Q

Ghost cells-dystrophic mineralization, calcified material which appears radiopaque

A

Calcifying odontogenic cyst

57
Q

Cyst developing from pre existing periapical granulomas at the apex of non vital tooth

A

Radicular cyst

58
Q

Source rests of malassez, asymptomatic, cyst enlargement, root resorption, and mobility of involved tooth, non vital

A

Radicular cyst

59
Q

Rounded radiolucency at apex if affected tooth with loss of lamina dura of the root

A

Radicular cyst

60
Q

Rushton bodies and cholesterol clefts

A

Radicular cyst

61
Q

Tooth with radicular cyst extracted but cyst bot removed

A

Residual cyst

62
Q

Painful swelling buccal to the furcation if mandibular first molar, may be bilateral, tooth vital but deep pocket

A

Buccal bifurcation cyst/ mandibular infected buccal cyst/ paradental cyst

63
Q

Mandibular occlusal xray shows abnormal position if the involved tooth

A

Buccal bifurcation cyst

64
Q

Asymptomatic intraosseous empty cavity, mandible, thin connective tissue membrane not epithelium, may contain fluid, blood, debris or completely empty

A

Simple bone cyst, traumatic bone cyst, solitary bone cyst

65
Q

Well delineated unilocular or multilocular radiolucency in mandible between canine and ramus, inter radicular scalloping, teeth vital

A

Simple bone cyst

66
Q

Invagination if the lingual surface of jaw, post mandible below mandibular canal, well circumscribed with sclerotic border

A

Stafne bone cyst

67
Q

Uncommon expansile osteolytic lesion, proliferation of vascular tissue, affects long bones, posterior region of maxilla and mandible

A

Aneurysmal bone cyst

68
Q

Rapid enlarging swelling, cortical expansion and thinning, ballooning or distension of affected bone

A

Aneurysmal bone cyst

69
Q

Fibrous connective tissue stroma containing many cavernous or sinusoidal blood filled spaces and multinucleated giant cells

A

Aneurysmal bone cyst

70
Q

High recurrence, curettage or Enucleation supplemented with cryosurgery, resection

A

Aneurysmal bone cyst

Oral Pathology (18 decks)

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