| WE 100 - General Works | WE 250 - Congenital Abnormalities. Disorders of Metabolism, Growth or Development | WE 600 - Tendons | WE 830 - Wrist. Hand |
| WE 101 - Anatomy. Histology. Embryology (General) | WE 251 - Osteomyelitis and other Infectious Diseases | WE 700 - Head and Trunk | WE 835 - Fingers. Toes |
| WE 102 - Physiology. Biochemistry. | WE 253 - Tuberculosis of Bones and Joints | WE 705 - Head. Face | WE 850 - Lower Extremity |
| WE 140 - Diseases (General) | WE 258 - Neoplasms. Cysts | WE 708 - Neck | WE 855 - Hip. Upper Leg |
| WE 168 - Orthopedics (General) | WE 259 - Osteochondritis | WE 715 - Thorax. Ribs | WE 860 - Hip Joint |
| WE 170 - Amputation | WE 300 - Joints. Ligaments. Synovial Membranes and Fluid. Cartilage | WE 720 - Back | WE 865 - Femur. Thigh |
| WE 172 - Prosthesis | WE 304 - Joint Diseases | WE 750 - Lumbosacral region. Sacrococcygeal Region. Pelvis | WE 870 - Knee. Lower Leg |
| WE 175 - Fractures. Dislocations. Sprains | WE 312 - Surgery (including Arthrodesis and Arthroplasty) (General) | WE 800 - Extremities | WE 880 - Ankle. Foot |
| WE 190 - Reconstructive Orthopedics. Transplantation of Bone and Bones | WE 344 - Arthritis | WE 805 - Upper Extremity | WE 883 - Deformities |
| WE 200 - Bone and Bones (General) | WE 350 - Gout | WE 810 - Shoulder. Upper Arm | WE 886 - Flat Feet |
| WE 225 - Bone Diseases | WE 500 - Muscles. Fascia | WE 820 - Elbow. Forearm | WE 890 - Podiatry |
Classification Scheme reproduced by kind permission of the National Library of Medicine