54150
The patience is having the circumcision preformed with a ring device (other device) guiding you in selecting code 54150. It is inappropriate to code 64450 with 54150 since penile block is included and stated in code description
        
             
        
        
        
Evidence 
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Frequency of q allele would be increase then;
        
             
        
        
        
It is a substance which changes the colour of reflected or transmitted light 
For example chlorophyll have green pigments