TP53 and neoplasm: Further categorization on the basis of percentage of p53 expression revealed; 36% (54 cases) showed high p53 expression (> 70%), 12% (18 cases) revealed 51–70% p53 expression, 12% (18 cases) showed 11–50% p53 expression and 40% (60 cases) showed either no p53 expression or weak expression in less than 10% tumor cells.