Part 1: Trauma
1 Shoulder dislocation
2 Distal clavicular erosion
3 Widening of acromioclavicular (AC) joint
4 Fracture dislocation of forearm
5 Carpal dislocation
6 Avulsion fracture of finger
7 Avulsion fracture of the pelvis
8 Widened pubic symphysis
9 Pelvic ring disruption
10 Avulsion fracture at the knee
11 Distal fibular fracture
12 Calcaneal avulsion fracture
13 Fracture at the base of the fifth metatarsal
Part 2: Bone Tumors
14 Aggressive periosteal reaction
15 Focal cortical thickening
16 Epiphyseal equivalent lucent lesion
17 Solitary focal sclerotic lesion
18 Lesion with permeative or moth-eaten pattern
19 Osseous lesion with fluid fluid levels
20 Osseous lesion with chondroid matrix
21 Osseous lesion with osteoid matrix
22 Polyostotic lesions looks like a syndrome
23 Surface lesion of bone
24 Multiple lytic lesions
25 Multiple sclerotic lesions
26 Expansile lytic lesion of rib
27 Ivory vertebral body
28 Lytic lesion of distal phalanx
29 Anterior tibial cystic appearing lesion
30 Lucent lesion in calcaneus
31 Diffusely increased bone density
32 Well-marginated ossific mass projecting off the surface of the bone (without full-thickness cortical disruption or overlying soft-tissue mass)
33 Long lesion in a long bone with ground glass matrix Roentgen classic
34 Bony projection with continuation of cortex and medullary cavity of host bone Roentgen classic
35 Fractured lytic lesion with a fallen fragment Roentgen classic
Part 3: Upper Extremity
36 Abnormal/variant appearance of anterosuperior labrum
37 Abnormality of inferior glenohumeral ligament
38 Abnormality of proximal long head of biceps tendon
39 Tear of the anteroinferior labrum
40 Bursa or cyst around the shoulder
41 Rotator cuff abnormality
42 Rotator interval abnormality
43 Posterior glenoid labral abnormality
44 Nerve entrapment at shoulder
45 Nerve entrapment at elbow
46 Distal biceps tendon abnormality
47 Radial-sided, soft-tissue injury at elbow on MRI
48 Osteochondral lesion of elbow
49 Ulnar-sided, stabilizer injury at elbow on MRI
50 Numerous tiny T2 hyperintense subcutaneous nodules
Part 4: Lower Extremity
51 Variant sciatic nerve anatomy
52 Ischiofemoral space narrowing and quadratus femoris muscle edema in a patient with chronic ischial tuberosity avulsion (nonunion)
53 Small smoothly marginated depression ("fossa") at the mid-acetabular roof
54 Focal subchondral bone edema in the femoral head
55 Low-grade tearing of the iliotibial band (ITB), with soft-tissue edema along the fascia
56 Focal periphyseal edema
57 Curvilinear signal separating the patella into two fragments
58 Frond-like lobules of fatty tissue in the suprapatellar recess, with effusion
59 Cystic-appearing lesion centered inferior to the medial joint line of the knee
60 Accessory muscle around ankle
61 Accessory ossicle around ankle
62 Achilles tendon abnormality
63 Impingement syndrome at ankle
64 Ankle sprain
65 Medial tendon abnormality at ankle
66 Nerve entrapment around ankle and foot
67 Plantar fascial abnormality
68 Peroneal tendon disease at the ankle
69 Midfoot ligamentous or osseous injury
70 Hallux sesamoid abnormality
71 Subchondral crescent sign Roentgen classic
72 Fluid collection at the inferomedial aspect of hip Roentgen classic
73 Cleft of T2 hyperintense signal at the attachment of rectus abdominis-adductor aponeurosis Roentgen classic
74 Hamstring tendon discontinuity with subacute hematoma Roentgen classic
Part 5: Arthropathies
75 Intense, diffuse, nontraumatic bone and soft-tissue edema centered at the midfoot
76 Polyarticular arthritis in an adolescent, with "blooming" intraarticular hemo