S52.0 - Fracture of upper end of ulna
S52.02 - Fracture of olecranon process without intraarticular extension of ulna
S52.021 - Displaced fracture of olecranon process without intraarticular extension of right ulna
S52.022 - Displaced fracture of olecranon process without intraarticular extension of left ulna
S52.023 - Displaced fracture of olecranon process without intraarticular extension of unspecified ulna
S52.024 - Nondisplaced fracture of olecranon process without intraarticular extension of right ulna
S52.025 - Nondisplaced fracture of olecranon process without intraarticular extension of left ulna
S52.026 - Nondisplaced fracture of olecranon process without intraarticular extension of unspecified ulna