RADIOGRAPHY OF RICKETS

Question 1

(T/F) Anyone with rickets, by definition will have osteomalacia?

Answer 1

true

Question 2

(T/F) In the absence of Vitamin D, you can still make cartilage but it can’t calcify it.

Answer 2

True, The cartilage proliferates but the physeal area can’t calcify. Leads to physis widening, irregular contour.

Question 3

Periphery of epiphysis is the histologic analogue of zone of?

Answer 3

provisional calcification.

Question 4

How are rickets & osteomalacia similar?

How different?

Answer 4

Similar = most common finding in both is osteoporosis.

Diferent = Rickets disturbs skeletal growth (growth plates) (unlike osteomalacia)

Findings most prominent in areas of rapid bone growth.

Question 5

What are the radiographic features of Rickets?

Answer 5

Malacic bowing

Widening physeal cartilage (clinically palpable)

Lucent zone of provisional calcification

Frayed metaphyses & epiphyses

Metaphyseal cupping/splaying

Question 6

Patient x-rays show femoral metaphysic has frayed appearance with upping of the physis.

What do they have?

Answer 6

Rickets!

Question 7

(T/F) Pseudofracture is uncommon in rickets.

Answer 7

True

Question 8

Which of the following will you NOT find psuedofractures?

Answer 8

Paget’s disease, Rickets, Fibrous dysplasia, Osteomalacia