TURKISH JOURNAL OF ONCOLOGY									
									
										1996 , Vol 11 , Num 4									
								
								
								 
											        			
											        			IMMUNOLOGICAL CHANGES IN CHILDREN WITH SOLID TUMORS AT DIAGNOSIS 
											        			
											        			
											        			 
											        					
											        					İstanbul Üniversitesi, Onkoloji Enstitüsü, Pediatrik Onkoloji BD., İstanbul 
											        			
											        		
		
											        														        			
		
											        			 
											        				Immunological changes in adults with cancer have been described. Studies concerning the immunological status in children with solid tumors are scarce. In this study, cellular and humoral immunological parameters (Total T, T4, T8 lymphocyte percentages. T4/T8 ratios, lymphoproliferative response to PHA, natural killer cell activity, IgG, IgA, IgM) have been assessed in 97 children with malignant solid tumors. Results have been statistically compared with results obtained from 16 healthy children. Total T, T4, T8 lymphocyte percentages and lymphoproliferative response to PHA were found to be lower in children with solid tumors in comparison with controls (p<0.05). In conclusion, a depression in cellular immunity has been found in children with solid tumors at diagnosis. 
											        			
											        			
		
											        			
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