IX, EFFECTS OF DEFICIENCY IN HUMAN BEINGS 361 



joints. After ascorbic aciil has been administered, calcification of these 

 rapidly organizing hematomas takes place, and then they cast a distinctive 

 x-ray shadow of lamellated appearance (see Fig. 14). 



Fig. 13. Roentgenogram illustrating the scorbutic white line, halo epiph3^sis, and 

 corner sign in an infant with scurvy. 



Fig. 14. Calcification occurring in the region of subperiosteal hemorrliage in an 

 infant with scurvy 2 weeks after treatment with ascorbic acid. The femoral epiphysis 

 is displaced. (Courtesy Dr. Frederick Silverman, Children's Hospital, Cincinnati, 

 Ohio.) 



No other changes due to ascorbic acid deficiency in organs or tissues of 

 scorlnitic infants or adult persons can be demonstrated by .\-ray tech- 

 niques. 



