Note: A fracture not indicated as displaced or nondisplaced should be coded to displaced A fracture not indicated as open or closed should be coded to closed The open fracture designations are based on the Gustilo open fracture classification Excludes1: traumatic amputation of forearm (S58.-) Excludes2: fracture at wrist and hand level (S62.-) The appropriate 7th character is to be added to all codes from category S52 A - initial encounter for closed fracture B - initial encounter for open fracture type I or II initial encounter for open fracture NOS C - initial encounter for open fracture type IIIA, IIIB, or IIIC D - subsequent encounter for closed fracture with routine healing E - subsequent encounter for open fracture type I or II with routine healing F - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing G - subsequent encounter for closed fracture with delayed healing H - subsequent encounter for open fracture type I or II with delayed healing J - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing K - subsequent encounter for closed fracture with nonunion M - subsequent encounter for open fracture type I or II with nonunion N - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion P - subsequent encounter for closed fracture with malunion Q - subsequent encounter for open fracture type I or II with malunion R - subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion S - sequela
