A 9 year old female patient presents with a Class I malocclusion with generally good alignment and interdigitation except tooth 1.2 is in lingual crossbite but has sufficient mesiodistal space for movement into the correct position. Correction of the lingual crossbite of tooth 1.2 with a finger spring on a removable appliance has the best long term prognosis for stability if tooth 1.2 is
lingually inclined, and in a position of 5% overbite
lingually inclined, and in a position of 50% overbite
ideally inclined, and in a position of 50% overbite
ideally inclined, and in a position of 5% overbite
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