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Ortho Therapy > IOTN > Flashcards

IOTN Flashcards

1
Q

IOTN a?

A

Overjet

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2
Q

IOTN i?

A

Impeded/impacted

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3
Q

IOTN m&b?

A

Reverse overjet

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4
Q

IOTN p?

A

Cleft lip and palate

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5
Q

IOTN s?

A

Submerged deciduous teeth

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6
Q

IOTN h?

A

Hypodontia

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7
Q

IOTN L?

A

Lingual cross bite

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8
Q

IOTN t?

A

Tipped teeth

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9
Q

IOTN x?

A

Supernumerary

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10
Q

IOTN g?

A

Good occlusion

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11
Q

IOTN c?

A

Crossbite

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12
Q

IOTN d?

A

Displacements of contact points

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13
Q

IOTN e?

A

Open bites/anterior open bites

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14
Q

IOTN f?

A

Overbite/deep bite

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15
Q

What does MOCDO stand for?

A 
Missing teeth
Overjet 
Crossbites
Displacements of contact points 
Overbite
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16
Q

What is retruded contact position?

A

The position which teeth first meet before deviating into complete intercuspation

17
Q

What is intercuspal position?

A

Complete intercuspation with the opposing teeth

18
Q

What does IOTN stand for?

A

Index of orthodontic treatment need

19
Q

What are the two components of IOTN?

A
  1. Dental health component

2. Aesthetic component

20
Q

What is IOTN?

A
  • ranks occlusal traits according to their severity
  • attempts to identify patients who would most likely benefit from orthodontic treatment
  • recently - it is a means by which patients are assessed to whether they qualify for NHS treatment
21
Q

What is the aesthetic component in IOTN?

A
  • a set of 10 coloured photographs

* the clinician assessed the malocclusion by picking a photo which best represents the patient

22
Q

What are the 5 categories of severity in the dental health component?

A
  1. No need
  2. Little need
  3. Moderate/borderline
  4. Great need
  5. Severe need
23
Q

What is the dental health component of IOTN?

A
  • looks at the worst feature of the malocclusion that has an impact on the dental health
  • used the acronym MODCO - to help identify the worst feature
24
Q

IOTN is used to determine?

A

The need for orthodontic treatment

25
Q

What is the disadvantages of the aesthetics component in IOTN?

A
  • all the same just presenting more crowding

* no examples of anterior open bites, class III or posterior open bites

26
Q

Why used the acronym MOCDO?

A

Helps to identify the worst feature of malocclusion

27
Q

What is IOTN 4a?

A

Overjet more than 6mm or equal to 9mm

28
Q

What is IOTN 5a?

A

Overjet more than 9mm

29
Q

What is IOTN 5h?

A

More than one missing tooth in any quadrant

30
Q

What is IOTN 4h?

A

Only one missing tooth in any quadrant

31
Q

What is IOTN 5i?

A

Impeded / Impacted teeth

32
Q

What is IOTN 4m?

A

Reverse overjet more than 1mm but less than 3.5mm with masticstory / speech difficulty

33
Q

What is IOTN 4f?

A

Increased and complete overbite with trauma

Ortho Therapy (37 decks)

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