Site distribution of oral carcinoma reported cases in some tobacco chewers of Bihar India with special reference to Khanini (tobacco – lime mixture)

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The present investigation deal with hospital based retrospecitve study. Patients record for 1999-2001 in Bihar state Government Hospitals and dental center of the district Hospitals were searched to identify oral cancer cases. Total 1155 cases of oral cancer resident in Bihar were recorded from all Hospitals. The commonest intra oral site aficted was the gingive. In male it was more common amongst tobacco chewers. Khaini alone induced 35 per cent ginival cancer. In the smokers oropharyngeal cancer was more common. A high male preponderance was observed (male: female rato was almost 4:1. Only 15.8 per cent were living during the time of data collection. Preponderance of gingival cancer was attributed to the local practice of chewing tobacco. Males mostly practiced chewing andsmoking tobacco. Mortality rate was quite high due to late reporting of the disease.

Oral cancer; Khaini chewers; Incidence