Spine and Paeds MSK

Question 1

Child should control their own head by what age ?

Answer 1

6-8 weeks

Question 2

Perthe’s disease demographic

Answer 2

4-9 year old boys, very active, short stature

Question 3

Heterogeneous condition - abnormal elastin and collagen formation

causes …

STRETCHY SKIN + HYPERMOBILITY + VASCULAR FRAGILITY

Answer 3

Ehler-Danlos

Question 4

What age should a child be able to stand independently ?

Answer 4

8-12 months

Question 5

What age should a child be able to walk ?

Answer 5

14-17 months

Question 6

Knee effusion forms rapidly after injury. What is the effusion made of ?

Answer 6

Blood

Question 7

Knee effusion forms several days after injury. What is the effusion made of ?

Answer 7

Synovial fluid

Question 8

Which side does the patella ‘always’ dislocate ?

Answer 8

Laterally !!

(just move your own patella - it’s a lot stronger medially)

Question 9

Cause of clubfoot ?

Answer 9

in utero abnormal alignment of the joints between the talus, calcaneus and navicular