Appearance of ossification centres & there fusion in Female While 1 1/2 to 2 yrs. later in male

In Female

Wrist Joint Appearance (yrs) Fusion (yrs.)L.E. Radius 1 16-18L.E. Ulna 8-10 17Pisiform Bone 9-12 --1st Metacarpal 4 15-17Elbow JointMed. Epicondyle (Hum.)

5 14 with shaft

Lat. Epicondyle 10 10-12 with capitulumUpp. end of radius 6 14Upp. end of ulna (Olecrenon process)

9-12 14-15

Lat epicondyle,Capitulum Trochlea to form Conjoint Tendon 14Shoulder joint

Humerus head Join with shaft 14-16

Head 1 These join each other at 6yrs.

Gr.Tubercle 3

Lesser Tubercle 5

Hip jointIliac crest 14 17-19Ischial tuberosity 14-16 20Head of femur 1 14-15Gr. Trochantor 4 14-15Less. Trochantor 14 15-17

Note- Obliteration of Triradiate Cartile is seen at 14F /15-16 (M)

(Females)

Knee Joint Appearance (yrs) Fusion (yrs.)Lower end of femur At or before birth 14-17Upper end of tibia At or before birth 14-15Upper end of fibula At or before birth 14-16Patella 4 yrs. --

Ankle JointLower end of tibia -- 14-15Lower end of fibula 4 14-15Calcaneum, Cuboid Talus At birth (single bone)Lat(internal)Cuneiform 1-3 --Middle cuneiform 1-3 --Medial cuneiform (external)

1-3 ---

Metatarsals 1-3 14-15Proximal row of tarsal phalanges

1-3 14-15

Middle row of tarsal phalanges

3-4 14-15

Distal row of tarsal phalanges

4-5 14-15

Male FemaleShoulder jt. 14-16 14-16

Elbow 16 14

Wrist 18 17

Hip 16-19 14-15

Knee 15-17 16-17

Ankle 14-16 13-15

Manubrium sternum