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SU18: Oral Pathology > Developmental Disorders > Flashcards

Developmental Disorders Flashcards

1
Q

___________ are asymptomatic, innocuous invaginations typically found in the corner of the lips in adults.

A

Commissural lip pits

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2
Q

___________ is a rare anomaly of the lip that involves extra tissue on the mucosal side of the lip. Can be excised for aesthetic purposes.

A

Double lip

Can be acquired or congenital

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3
Q

____________ are ectopic sebaceous glands that occur on the oral mucosa.

A

Fordyce granules

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4
Q

T/F: Fordyce granules are seen in more than 80% of the population.

A

True

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5
Q

Where are the most common locations for fordyce granules?

A

Buccal mucosa, lip vermilion

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6
Q

Describe the appearance of fordyce granules?

A

Multiple small yellow or whitish-yellow papules

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7
Q

Describe leukoedema.

A

Diffuse grayish or milky white appearance to oral mucosa

May have surface folds or wrinkles

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8
Q

T/F: Leukoedema is more common in smokers.

A

True

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9
Q

Where is the most common location for leukoedema?

A

Buccal mucosa

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10
Q

What causes leukoedema?

A

Fluid accumulation in spinous layer

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11
Q

How can you confirm your diagnosis of leukoedema?

A

Whitish appearance will disappear when mucosa is stretched

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12
Q

What treatment may be necessary in a patient with microglossia?

A

Orthodontic to manage collapsed arches

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13
Q

Many syndromes including Down syndrome and Beckwith-Wiedemann syndrome can cause ____________.

A

Macroglossia

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14
Q

_____________ is the disorder that causes a patient to be “tongue-tied” and involves an abbreviated or absent lingual frenum.

A

Ankyloglossia

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15
Q

A young female develops a mass in the foramen cecum area of the tongue. What test might you do for which disorder?

A

Thyroid scan with radioactive iodine for lingual thyroid

Avoid biopsy

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16
Q

T/F: Males with lingual thyroid are much more likely to have malignant transformation.

A

True

Cut it out

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17
Q

T/F: Fissured tongue is more common in children.

A

False

Develops over time

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18
Q

T/F: Geographic tongue and fissured tongue often occur together.

A

True

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19
Q

____________ results from the elongation of filiform papillae on the dorsal tongue causing accumulation of keratin.

A

Coated tongue (hairy tongue)

Associated with smoking

20
Q

T/F: The papillae can become discolored in a patient with coated tongue.

A

True

21
Q

Who might be at a greater risk of coated tongue?

A

People who eat/drink more abrasive foods - chips, coffee, etc.

22
Q

T/F: Coated tongue is associated with an infection.

A

False

23
Q

What is a varix or varices?

A

Abnormally dilated and tortuous vein

Often seen in the ventral/lateral tongue in older folks

24
Q

What is a diascopy?

A

Put pressure on a lesion to look for color change

Good test to diagnose varix - tissue will blanch with pressure

25
Q

A ______________ is a common vascular anomaly almost exclusively to lip mucosa. It is caused by an arterial branch extending superficially without reducing its diameter.

A

Caliber-persistent artery

26
Q

T/F: A varix is always a thin walled vein.

A

True

27
Q

What is a defining characteristic of a nasolabial cyst?

A

Ala of nose is elevated

28
Q

What is another name for the incisive canal cyst?

A

Nasopalatine duct cyst

29
Q

What is the most common non-odontogenic developmental cyst of the jaws?

A

Incisive canal cyst

30
Q

T/F: An incisive canal cyst occurs typically at the apices of non-vital maxillary central incisors.

A

False

Normally vital

31
Q

How do you differentiate between whether it is the incisive canal or a cyst?

A

Greater than 6mm you start to think cyst

32
Q

T/F: Incisive canal cysts must be biopsied and removed.

A

False

Curettage cures it

33
Q

T/F: Epidermoid cysts should be referred to as sebaceous cysts.

A

False

34
Q

Epidermoid cysts commonly arise from the _____________.

A

Hair follicle

35
Q

What fills Epidermoid cysts?

A

Keratin - gives it doughy consistency

36
Q

How is Epidermoid cyst treated?

A

Simple excision

37
Q

A very small Epidermoid cyst is termed a _______.

A

Milia

38
Q

T/F: Dermoid cysts are more common than Epidermoid cysts.

A

False

39
Q

______________ most commonly occur as swelling at the midline floor of the mouth. May displace the tongue superiorly.

A

Dermoid cysts

40
Q

The wall of a ____________ cyst contains adnexal skin structures. This differentiates it from ___________ cysts.

A

Dermoid; Epidermoid

41
Q

T/F: A thyroglossal duct cyst will always appear at the midline.

A

True

42
Q

Thyroglossal duct cysts have a high recurrence unless _____________ is used for removal.

A

Sistrunk procedure

43
Q

T/F: Branchial cleft cysts typically occur posterior to the SCM.

A

False

Anterior to SCM

44
Q

Which branchial arch is the branchial cleft cyst typically a remnant of?

A

2nd arch

45
Q

The cyst wall of a branchial cleft cyst will contain ____________.

A

Lymphoid tissue

46
Q

_______________ are most often seen in the floor of the mouth. They arise from epithelial rests trapped in oral lymphoid tissues.

A

Oral lymphoid cysts

47
Q

Stafne defect, exostoses,

A

SU18: Oral Pathology (10 decks)

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