Precancerous and
cancerous lesions found in females comprise 3.51 per cent
of 11.49 per cent of oral mucosal lesions in South Vietnam
including submucosal fibrosis, pink and white lesions, and
oral mucosal lesions of betel quid use.Submucosal fibrosis
in betel quid chewers was found to be 124 times higher
compared with non betel quid chewers.