Dental The disorder in which the nail grows into the edge of the nail grooves causing ingrown toe nails is called: A Leukonychia B Onychauxis C Onychocryptosis D Onychogryphosis 💡 Explanation The disorder in which the nail grows into the edge of the nail grooves causing ingrown toe nails is called: ✓ Correct Answer: C. Onychocryptosis