Template:Limb skeleton mesenchyme-cartilage-bone table
From Embryology
| Carnegie stages for limb elements appearance | |||
|---|---|---|---|
| Skeletal Element | Condensed Mesenchyme |
Cartilage | Bone |
| Humerus | 16 | 16 — 17 | 21 — 22 |
| Radius | 16 | 17 | 21 — 23 |
| Ulna | 16 | 17 — 18 | 17 — 23 |
| Hand | 17 | 17 — 21 | In fetus1and after birth |
| Femur | 17 | 17—18 | 22 — 23 |
| Patella | 20 | 21 | After birth |
| Tibia | 17 | 17 — 23 | xxii—xxiii |
| Fibula | 17 | 17 — 18 | In fetus |
| Foot | 17 — 18 | 18 — 23 or later | in fetus and after birth |
| 1 Intramembranous ossification at the tips of the distal phalanges of the hand may be in horizon xxiii. | |||
| Reference - O'Rahilly R. Gray DI. and Gardner E. Chondrification in the hands and feet of staged human embryos. (1957) Carnegie Instn. Wash. Publ. 611, Contrib. Embryol., 36: | |||
