Question
By looking at the X-ray given below estimate the approximate age of the child?
A. Above 2 years.
B. Below 2 years.
C. Above 5 Years.
D. Below 5 years.
Show Answer
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Correct Answer » A
Explanation
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Ans: A. Above 2 years.
The approximate age of the child is above 2 years as in the given X-ray there is an ossification centre of lower radius.
AGE IDENTIFICATION FROM X-RAYS
X-Rays
- Number of ossification centres at 11th week of IU life – 806
- Number of ossification centres at birth – 450
- Number of bones in adult skeleton – 206
- Appearance & fusion of ossification centre in females can be in advance of the male upto 1 year
Pelvis
Shoulder
Elbow
Wrist: Appearance of carpal bones
Ossification centres
Ossification centres present before birth
- 2 months – Upper segments of sacrum, Mandible
- 5 months – Middle segments of sacrum
- 6 months – Calcaneum
- 7 months – Talus
- 8 months – Lower segments of sacrum
- 9 months – Lower end of femur
- 10 months – Upper end of tibia
