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MJDF > Cysts > Flashcards

Cysts Flashcards

0
Q

Name the odontogenic cysts?

A

Radicular
Residual
Lateral periodontal
Dentigerous

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1
Q

Cysts Of the jaw can be categorised into which groups?

A

Odontogenic or non odontogenic

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2
Q

Name some non odeontgenic cysts

A

Nasopalatine
Nasolabial
Bone cyst

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3
Q

Where do Radicular cysts originate from?

A

Cell rests of malassez from HERS

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4
Q

What are the radjogrpahic features of Radicular cysts?

A

Well defined
Corticated
Unilocular
Round

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5
Q

T/F Radicular cysts are radiolucenct?

A

T

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6
Q

Which teeth are most commonly affected by Radicular cysts?

A

Permanent incisors (usually upper)

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7
Q

What are the effects of Radicular cysts?

A

Displace teeth and RARELY resorb

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8
Q

What is a residual cyst?

A

Radicular cysts that remains once tooth been XLA’d

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9
Q

What is the size of a Radicular/residual cyst?

A

1.5-3cm

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10
Q

What type of odontogenic cyst is a lateral periodontal cyst?

A

Odontogenic developmental

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11
Q

Where do lateral periodontal cysts originate from?

A

Dental lamina

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12
Q

Where are lateral periodontal cysts usually seen?

A

Lateral root surface

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13
Q

Where do Dentigerous cysts arise from?

A

Reduced enamel epithelium

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14
Q

Wich teeth are mainly affected by Dentigerous cysts?

A

3s and 8s

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15
Q

When would you suspect a tooth has a Dentigerous cyst?

A

When follicular space larger than 3/4mm

16
Q

What is the difference between an eruption and a Dentigerous cyst?

A

Eruption cyst is when the Dentigerous cyst is in the overlying soft tissue

17
Q

Where does the Dentigerous cyst attach to the tooth?

A

CEJ

18
Q

What type of cells line a Dentigerous cyst?

A

Non keratinised stratified epithelium.

19
Q

When would you suspect a nasopalatine duct cyst?

A

Cyst in the midline
Heart shaped
6mm+

20
Q

What are the different types of multilocular radiolucinecnes?

A

Tumours and giant cell lesions

21
Q

Name the odontogenic tumours

A 
SOOKAA
Sialo odontogenic tumour
Odontogenic fibroma and myxoma
Keratocyts 
Ameloblastoma 
Ameloblastic fibroma

MJDF (4 decks)

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