Osteology- Growth And Development Os Coxae

Front 1

When does the Os coxae begin development?

Back 1

Begins condensing ~35 days in utero

Front 2

When do the chondrification centers form?

Back 2

6th and 7th week in utero

Front 3

When do the ossification center form and what are the named?

Back 3

Ilium- end of the 2nd month
Ischium 4th-5th month
Pubis 5th-6th month

Front 4

What is the cartilaginous anlage?

Back 4

The early form of the acetabulum- cartilage grows alongside femoral head

Front 5

When do ossification centers in the cartilaginous anlage first appear?

Back 5

Secondary ossification centers first form at ~9-10 yrs

Front 6

When does acetabular fusion begin?

Back 6

~11 yrs females
~14 yrs males

Front 7

When does the acetabulum complete ossification?

Back 7

15 yrs females
17 yrs males

Front 8

When does the Ischial tuberosity appear?

Back 8

Superior appearance ages 13-16yrs
Reaches 1/2 way of the inferior ramus by 19-20 yrs

Front 9

When does the Anterior inferior Illiac spine develop?

Back 9

Begins 10-13 yrs,
fuses ~20yrs

Front 10

When does the Anterior superior illiac spine develop?

Back 10

begins around 17-20 yrs
fuses 20-23 yrs with the Illiac crest

Front 11

When does the Illiac crest first develop?

Back 11

Begins in Females 12-13 yrs
begins in males 14-15 yrs