Oral Pathology Midterm

Oral Path. Midterm

45 cards   |   Total Attempts: 188
  

Related Topics

Cards In This Set

Front Back
-Enamel formation defect
-Affects single or multiple teeth
-May affect all or part of the crown
Enamel Hypoplasia
List several causes for Enamel Hypoplasia...
Chicken pox
Cytomegalovirus
Rubella
Scarlet fever
Other exanthematous infections
Vitamin A or D deficiency
Malnutrition
Birth-related trauma
Flouride*
Tetracycline
Localized dental infection
Clinical features:
-Rows of brown pits or grooves
-Large areas of missing enamel
-Diffuse or demarcated opacities in enamel(White spots)
Diffuse or demarcated discoloration.
Only parts of the crown are invovled!
Enamel Hypoplasia
Radiographic appearance:
-Thin radiolucent bands
-Irregular pitted appearance
Enamel Hypoplasia
Question 5
Answer
Enamel Hypoplasia
Most common in mandibular premolars and maxillary incisors
-Enamel deformity involving developing permanent tooth.
Turner Hypoplasia
Causes:
-Inflammatory lesion at apices of overlying deciduous tooth.
-Usually affects mandibular premolars
-Trauma to deciduous tooth
Turner Hypoplasia
Question 8
What is this a picture of?
Fluorosis
Permanent hypomaturation enamel with increased surface porosity.
-Alteration in maturation phase of enamel formation.
-Flouride levels >1ppm.
Affects teeth developing during increased flouride intake.
-Caries resistance
Flurorosis
-Max Central incisors and permanent 1st molars.
-Cause: Treponema pallidum infection in utero; organism disrupts enamel formation.
Congenital Syphilis
Visual appearance:
Hutchinson incisors
Mulberry Molars
Congenital Syphilis
Failure of development of one or more teeth.
-Most common in perm. dentition
-Females>Males
Most commonly missing teeth: 3rd molars. 2nd pre molars, and lateral incisors.
Hypodontia
Failure of development of 6 or more teeth.
Oligodontia
Failure of development of all teeth.
Anodontia
Question 15
What is this a pic of?
HYpodontia