IOTN

Index of Treatment Need is split into Dental Health Components and Aesthetic Components

• true

• false

A 13 year old female came to orthodontic department with cleft lip and palate and an open bite.

She complained of irregular teeth and difficulties in speech. She had a reverse overjet of 4 mm

and a retained deciduous first molar. Calculate the IOTN.

• 5m

• 5i

• 4m

• 5p

A 23 years old female patient came to an orthodontist with the chief complaint of multiple retained deciduous teeth. On CBCT imaging, she had multiple impactions of permanent teeth as well. She has reverse overjet of 5.5mm. calculate the IOTN

• 4a

• 5m

• 5i

• 5b

A patient presented to your clinic with no relative medical history and her presenting complaint was crooked teeth. Clinical examination showed class II division 2 incisor relationship and the molar relationship on both sides was class I. she has a slightly convex profile and competent lips. Severe crowding was seen in the lower arch. There was an increased overbite and contact displacement more than 4mm. what would be the IOTN number for this patient?

• 4e

• 4a

• 4c

• 4d

A patient with ectodermal dysplasia presented with multiple missing teeth, peg shaped lateral incisors, decreased lower facial height, difficulty in chewing and poor oral hygiene. What will the IOTN score would be for this case?

• 5h

• 3e

• 5a

• 4h

A patient with ectodermal dysplasia presented with multiple missing teeth, peg shaped lateral incisors, decreased lower facial height, difficulty in chewing and poor oral hygiene. What will the IOTN score would be for this case?

• 5s

• 5p

• 5m

• 5a

A male patient aged 14 years, presented to your clinic with an overjet of more than 9mm, incompetent lips, a retruded mandible and history of thumb sucking. What would be his IOTN?

• 5i

• 4h

• 5a

• 3c