Question 64 · LDEK · Etiology of malocclusion
Indicate the true statements regarding the cleidocranial dysplasia:
1) is classified as a symmetrical disturbance of I and II branchial arch;
2) numerous supernumerary teeth are present together with teeth in retention;
3) skull ossification is abnormal;
4) facial morphology is normal.
The correct answer is:
2) numerous supernumerary teeth are present together with teeth in retention;
3) skull ossification is abnormal;
4) facial morphology is normal.
The correct answer is:
- A. 1,2,3.
- B. 2,3.
- C. 2,4.
- D. 1,3.
- E. 1,2,4.
Hint
Cleidocranial dysplasia is a generalised skeletal dysplasia (RUNX2); consider the skull, the dentition and the midface.
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