PPT 1 - Diagnosis and Treatment Planning in CD
Content
We should meet the mind of the patient before we meet the mouth
Listen rather than Lecture
Maxilla I
II III
Flatter the soft palate the broader is the area of vibrating line.
More acute angle
More muscle activity
Greater displacement of soft palate
Lesser tissue coverage by denture base
PALATAL THROAT
Class I-inverted U shaped, medium to tall ridge with broad ridge crest Class II-Inverted U shaped, short with flat crest
Class III- unfavourable
Inverted W
Short Inverted V
Tall thin Inverted V
RIDGE FORM - MANDIBLE
Class I
Class II
Class III
RIDGE PARALLELISM
Class III-shallow Class II-moderate Class I-deep
LATERAL THROAT FORM
Class 1 – absent or minimal Class 2 - moderate size Class 3 – large size
Listen rather than Lecture
Maxilla I
II III
Flatter the soft palate the broader is the area of vibrating line.
More acute angle
More muscle activity
Greater displacement of soft palate
Lesser tissue coverage by denture base
PALATAL THROAT
Class I-inverted U shaped, medium to tall ridge with broad ridge crest Class II-Inverted U shaped, short with flat crest
Class III- unfavourable
Inverted W
Short Inverted V
Tall thin Inverted V
RIDGE FORM - MANDIBLE
Class I
Class II
Class III
RIDGE PARALLELISM
Class III-shallow Class II-moderate Class I-deep
LATERAL THROAT FORM
Class 1 – absent or minimal Class 2 - moderate size Class 3 – large size
