Effect of orbital decompression on choroidal thickness in patients with thyroid associated ophthalmopathy
	    		
		   		
		   			
		   		
	    	
    	 
    	10.3980/j.issn.1672-5123.2023.5.21
   		
        
        	
        		- VernacularTitle:眼眶减压术对甲状腺相关眼病患者脉络膜厚度的影响
 
        	
        	
        	
        		- Author:
	        		
		        		
		        		
			        		Kai-Ming GU
			        		
			        		
			        		
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			        		Xiao-Hu CHEN
			        		
			        		
			        		
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			        		Bao-Zhu DAI
			        		
			        		
			        		
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			        		Tian-Ju LU
			        		
			        		
			        		
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			        		Xue-Meng YU
			        		
			        		
			        		
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			        		Yan DAI
			        		
			        		
			        		
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			        		Author Information
			        		
		        		
		        		
			        		
			        		
			        			1. Department of Ophthalmology, the Affiliated Hospital of Southwest Medical University, Luzhou 646000, Sichuan Province, China
			        		
		        		
	        		
        		 
        	
        	
        	
        		- Publication Type:Journal Article
 
        	
        	
        		- Keywords:
        			
	        			
	        				
	        				
			        		
				        		orbital decompression;
			        		
			        		
			        		
				        		thyroid-associated ophthalmopathy;
			        		
			        		
			        		
				        		choroid
			        		
			        		
	        			
        			
        		
 
        	
            
            
            	- From:
	            		
	            			International Eye Science
	            		
	            		 2023;23(5):823-826
	            	
            	
 
            
            
            	- CountryChina
 
            
            
            	- Language:Chinese
 
            
            
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		        	Abstract:
			       	
			       		
				        
				        	 AIM: To investigate the effect of orbital decompression on the central macular choroidal thickness(CMCT)in patients with thyroid-associated ophthalmopathy(TAO).METHOD: Prospective clinical studies. A total of 29 TAO patients(42 eyes)treated in our department from January 2021 to January 2022 were analyzed, and they were divided into 20 cases(30 eyes)in the moderate and severe group and 9 cases(12 eyes)in the extremely severe group. Both groups of patients received orbital decompression, and the changes of CMCT, visual acuity, intraocular pressure, exophthalmos, and clinical activity score(CAS)at 3 and 6mo before and after surgery were compared between the two groups.RESULTS: All patients completed follow-up. The CMCT, exophthalmos, intraocular pressure, and CAS of the extremely severe group at 3 and 6mo were 355.13±15.59 and 339.61±13.17μm, 19.33±2.23 and 17.83±1.70mm, 18.86±3.05 and 18.09±1.37mmHg, 3.75±0.87 and 2.42±1.00 points, respectively. The moderate and severe group was 325.00±10.48 and 321.04±11.34μm, 16.07±1.74 and 15.6±1.98mm, 16.65±2.04 and 16.03±2.3mmHg, 1.50±0.51 and 1.43±0.50 points, and there was differences with those before operation(extremely severe group: 396.46±17.61μm, 22.00±2.3mm, 21.85±2.82mmHg, 5.33±1.44 points; moderate and severe group: 335.77±11.60μm, 19.07±1.84mm, 18.89±3.06mmHg, 1.63±0.49 points; all P<0.001). The best corrected visual acuity(LogMAR)before surgery was 0.64±0.22 in the extremely severe group, and 0.43±0.20 and 0.34±0.15 at 3 and 6mo after operation, respectively, which were different from those before surgery(all P<0.001)CONCLUSION: Orbital decompression can effectively reduce CMCT, intraocular pressure and exophthalmos in TAO patients, relieve orbital vein stasis, and effectively improve vision and reduce mobility in patients with extremely severe disease.