The following table lists the range and average closure
times (in days after birth) :
Growth Plate |
Closure - Range (days) |
Closure - Average (days) |
FORELIMB |
|
|
Tuber scapulae |
|
112 |
Proximal humeral epiphysis |
547-730 |
|
Medial and lateral humeral condyles |
|
98 |
Medial humeral epicondyle |
112-126 |
|
Proximal radial epiphysis |
|
196 |
Distal radial epiphysis |
406-616 |
|
Olecranon tuberosity |
266-364 |
|
Distal ulnar epiphysis |
406-700 |
|
Intermediate and radial carpal bones |
|
|
Central carpal bone |
|
|
Epiphysis of accessory bone |
112-126 |
|
Proximal metacarpal epiphysis |
|
|
Distal metacarpal epiphysis II-V |
203-280 |
|
Proximal phalangeal epiphysis I |
|
|
Proximal phalanx proximal epiphysis II-V |
126-154 |
|
Middle phalanx. proximal epiphysis II-V |
112-140 |
|
Sesamoids |
|
140 |
PELVIS |
|
|
Acetabulum |
|
|
Ilium |
|
|
Ischium |
|
|
Pubis |
|
|
Tuber ischii |
|
|
HINDLIMB |
|
|
Femoral head |
210-280 |
|
Femur - greater trochanter |
196-252 |
|
Femur - lesser trochanter |
238-308 |
|
Distal femoral epiphysis |
378-532 |
|
Proximal tibial epiphysis |
350-532 |
|
Tibial tuberosity |
350-532 |
|
Distal tibial epiphysis |
280-364 |
|
Medial tibial malleolus |
|
|
Proximal fibular epiphysis |
378-504 |
|
Distal fibular epiphysis |
280-392 |
|
Fibular tarsal bone |
210-364 |
|
Tarsal bones III and IV |
|
|
Distal metatarsal epiphysis II-V |
224-308 |
|
Proximal phalangeal epiphysis II-V |
126-168 |
|
Middle phalanx - proximal epiphysis II-V |
126-154 |
|
Metatarsophalangeal sesamoid |
70-112 |
|
Gastrocnemius - lateral sesamoid |
70-112 |
|
Gastrocnemius - medial sesamoid |
|
154 |
Popliteal muscle sesamoid |
112-140 |
|