This is different from primary failure of eruption where the affected tooth/teeth were not ankylosed. According to Ralph Molnar the two spines closest to the skull are ankylosed or fused. The two spines closest to the skull are ankylosed. Therefore, treatment for an ankylosed tooth is case-specific. In this stage, the teeth are termed to be ankylosed. Extraction of an ankylosed tooth can be considered in both growing and non-growing patients. The specimen Stan BHI-3033 has pathologies like broken ribs and ankylosed neck vertebrae. In addition to tooth crown build-up, ankylosed teeth repositioning is another conservative method.