Achondroplasia - Upper Limb. Achondroplasia - Upper Limb. Bones of right upper extremity, together with soft parts of hand, from same foetus as BONE 22.1. Clavicle is well developed. Scapula shows marked overlapping of epiphysial cartilage forming digitate process along the line of o.... HISTORY: Child born to healthy mother who had 5 healthy children. It was very blue at birth and breathed for only a few seconds. General accumulation of fat in subcutaneous areolar tissue. Thyroid gland was normal to naked-eye inspection. Base of brain presented a....