MCQS From Fibrous Dysplasia: Bone Diseases

MCQS From Fibrous Dysplasia
1. Fibrous  dysplasia is the defect of:
a. Osteoblastic differentiation and maturation
b. Osteoclastic differentiation and maturation
c.  Fibroblastic differentiation and maturation
d. All of the above
Correct answer is a.

2. Cafe-au-lait spots with irregular margins can be seen in
a. Neurofibromatosis
b. Fibrous dysplasia
c. Both of the above
d. None of the above
Correct answer is b.

3. Ground glass appearance is the characteristic feature of
a. Paget's disease
b. Osteopetrosis
c. Neurofibromatosis
d. Fibrous dysplasia
Correct answer is d.

4. Onion Peel appearance  is the characteristic feature of
a. Paget's disease
b. Osteopetrosis
c. Neurofibromatosis
d. Fibrous dysplasia
Correct answer is d.

5. Shepherd Crook deformity is the characteristic presentation of
a. Paget's disease
b. Osteopetrosis
c. Neurofibromatosis
d. Fibrous dysplasia
Correct answer is d.

6.  Most common extra skeletal manifestation of fibrous dysplasia is:
a. precocious puberty
b. Hyperthyroidism
c. Cafe-au-lait spots
d. Diabetes
Correct answer is c.

7. McCune-Albright syndrome is associated with
a. Monostotic fibrous dysplasia
b. Polyostotic fibrous dysplasia
c. Paget's disease
d. Osteopetrosis
Correct answer is b.

8. Age of onset of fibrous dysplasia is:
a. Below 10 years
b. 20 to 40 years
c. Above 60 years
d. None of the above
Correct answer is a.

9. Leontiasis ossea is seen in
a. Paget's disease
b. Osteopetrosis
c. Neurofibromatosis
d. Fibrous dysplasia
Correct answer is d.

10. Rind sign is the characteristic feature of
a. Paget's disease
b. Osteopetrosis
c. Neurofibromatosis
d. Fibrous dysplasia
Correct answer is d.

11. Chinese letter pattern is the feature of 
 a. Paget's disease
b. Osteopetrosis
c. Neurofibromatosis
d. Fibrous dysplasia
Correct answer is d.