Cinical-Osteogenesis

Question 1

Where are the growing long bones prone to fracture

Answer 1

Physis

Question 2

When do most physes close at what age

Answer 2

by one year of age

Question 3

How many Salter Harris fracture types are there list them and what do they involve

Answer 3

1: involves just the physis
2: physis and through the metaphysis
3: physis and epiphysis (articular)
4: through the joint and across the physis
5: compression fracture of the physis

Question 4

Why do type 3 and 4 have poorer prognosis than 1 and 2

Answer 4

Articular surfaces involved, must be aligned anatomically or DJD

Question 5

how are compression and traction fractures treated

Answer 5

Compression: immobilization
Traction: immobilize and counteract pull of the attached muscle

Question 6

When does the majority of the physis close? what are the exceptions?

Answer 6

By 1 year of age except the illic a crest (1-2.5 and the pelvic symphysis (5-6) and possibly the head of the humerus