Torus fracture of lower end of radius

**7th character note:** - The appropriate 7th character is to be added to all codes in subcategory S52.52

**7th character:** - A: initial encounter for closed fracture - D: subsequent encounter for fracture with routine healing - G: subsequent encounter for fracture with delayed healing - K: subsequent encounter for fracture with nonunion - P: subsequent encounter for fracture with malunion - S: sequela