--- S52.031 Displaced fracture of olecranon process with intraarticular extension of right ulna

--- S52.032 Displaced fracture of olecranon process with intraarticular extension of left ulna

--- S52.033 Displaced fracture of olecranon process with intraarticular extension of unspecified ulna

--- S52.034 Nondisplaced fracture of olecranon process with intraarticular extension of right ulna

--- S52.035 Nondisplaced fracture of olecranon process with intraarticular extension of left ulna

--- S52.036 Nondisplaced fracture of olecranon process with intraarticular extension of unspecified ulna