Risk factors for neutropenia of late newborns.
	    		
		   		
	    	
    	
    	
   		
        
        	
        	
        	
        		- Author:
	        		
		        		
		        		
			        		Li LI
			        		
			        		
			        		
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			        		Bo YANG
			        		
			        		
			        		
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			        		Xiang-Yu GAO
			        		
			        		
			        		
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			        		Yi REN
			        		
			        		
			        		
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			        		Min SU
			        		
			        		
			        		
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			        		Chun-Yan YANG
			        		
			        		
			        		
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			        		Di HUANG
			        		
			        		
			        		
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			        		Hui-Ying WANG
			        		
			        		
			        		
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			        		Author Information
			        		
		        		
		        		
			        		
			        		
			        			1. Department of Neonatology, Xuzhou Central Hospital/Xuzhou School of Clinical Medicine of Nanjing Medical University, Xuzhou, Jiangsu 221009, China.
			        		
		        		
	        		
        		 
        	
        	
        	
        		- Publication Type:Journal Article
 
        	
        	
            
            	- MeSH:
            	
	        			
	        				
	        				
				        		
					        		Granulocyte Colony-Stimulating Factor;
				        		
			        		
				        		
					        		Humans;
				        		
			        		
				        		
					        		Infant;
				        		
			        		
				        		
					        		Infant, Newborn;
				        		
			        		
				        		
					        		Infant, Premature;
				        		
			        		
				        		
					        		Leukocyte Count;
				        		
			        		
				        		
					        		Neutropenia;
				        		
			        		
				        		
					        		Risk Factors;
				        		
			        		
				        		
					        		Sepsis
				        		
			        		
	        			
	        			
            	
            	
 
            
            
            	- From:
	            		
	            			Chinese Journal of Contemporary Pediatrics
	            		
	            		 2021;23(4):375-380
	            	
            	
 
            
            
            	- CountryChina
 
            
            
            	- Language:Chinese
 
            
            
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		        	Abstract:
			       	
			       		
				        
				        	OBJECTIVE:To study the risk factors and treatment for neutropenia of late newborns (NLN).
				        	
				        
				        	METHODS:Related clinical data were collected from the preterm infants and critically ill neonates who were admitted to the neonatal intensive care unit from July 2019 to January 2020. A total of 46 newborns with a blood absolute neutrophil count (ANC) of < 1.5×10
				        	
				        
				        	RESULTS:Among the 46 neonates in the NLN group, 29 had a gestational age of < 32 weeks, 14 had a gestational age of 32-37 weeks, and 3 had a gestational age of > 37 weeks. There was no significant difference between the two groups in the incidence rates of gestational hypertension, premature rupture of membranes > 18 hours and intrauterine distress, 5-minute Apgar score, the duration of positive pressure ventilation, the incidence rate of early-onset sepsis, and the type of initially used antibiotics (
				        	
				        
				        	CONCLUSIONS:The risk of NLN increases with the presence of late-onset sepsis and the increase in the duration of antibiotic use. NLN is generally a benign process. G-CSF appears to be safe and effective for NLN with severe disease conditions or severe reduction in ANC.