多生牙常深藏牙齦，不只會阻礙正常牙齒發展，致使牙齒排列不齊，乃至激發囊腫等問題。

正常成年人應有32顆牙齒，而額外多長出來的牙齒則被界說為「多生牙」，一般多生牙只會呈現1到2顆，是以像該名巴西女童如斯數量驚人的多生牙極為罕有。離婚證人

巴西胡伊斯迪福拉聯邦大學牙科病院研究團隊，將這起罕有病例揭曉在美國《牙齒矯正與口腔顎面外科學會雜誌》上，研究人員使用細密影象定位牙齒，並進行基因檢測，想探討是不是有遺傳疾病身分。經由染色體檢查發現巴西女童有罕有遺傳變異，但與多生牙的直接因果關係今朝仍待進一步釐清。

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