Coexisting oral potentially malignant disorders as a candidate risk factor for malignant transformation: a case report and proposal for a modified leukoplakia decision tree
Oral potentially malignant disorders (OPMDs), including leukoplakia and oral lichen planus, carry an increased risk of malignant transformation to oral squamous cell carcinoma, with reported rates of 6.64–9.5% for leukoplakia and 0.7–1.4% for lichen planus. Current decision trees recommend excision whenever feasibl...