Location

Atlas of Signs in Musculoskeletal Radiology is approved by the ARRS (American Roentgen Ray Society) and is included in AJR Webreview

A. Gentili,MD, M. Beller, MD, S. Masih, MD, L.L. Seeger, MD

Alphabetic Listing by Location

Ankle	Teardrop Sign (ankle)	Ankle effusion
Elbow	Elbow Fat Pad Sign	Elbow effusion
Elbow	Sail Sign	Elbow effusion
Femur	Blade of Grass Sign	Paget's Disease
Foot	Anteater Nose	Calcaneonavicular coalition
Foot	C Sign	Subtalar coalition
Foot	Cockade Image	Intraosseous lipoma
Foot	Heel Pad Sign	Acromegaly
Foot, Hand	Ivory Phalanx Sign	Psoriasis
Hand	Boutonniere Deformity	Rheumatoid arthritis
Hand	Metacarpal Sign	Short 4th Metacarpal
Hand	Sausage Digit	Psoriasis
Hand	Swan Neck Deformity	Rheumatoid arthritis
Hip	Bite Sign	Avascular Necrosis
Hip	Crescent Sign	Avascular Necrosis
Hip	Pedestal Sign	Loosening prosthesis
Knee	Absent Bow Tie Sign	Bucket-handle tear of the menisci
Knee	Anterior Drawer Sign	ACL Tear
Knee	Bone Bruise Sign	ACL Tear
Knee	Bow Tie Sign	Discoid Meniscus
Knee	Deep lateral femoral notch sign	ACL Tear
Knee	Double PCL Sign	Bucket-handle tear of the menisci
Knee	FBI Sign	Lipohemarthrosis
Knee	Fragment-in-Notch Sign	Bucket-handle tear of the menisci
Knee	Lateral Capsular Sign	ACL Tear - Segund fracture
Knee	Tooth Sign	Enthesopathy
Multiple	Blister of Bone	Aneurysmal bone cyst
Multiple	Button Sequestrum	Eosinophilic granuloma
Multiple	Fallen Fragment	Unicameral bone cyst
Multiple	Fluid Fluid Level	Aneurysmal bone cyst
Multiple	Pneumoarthrogram Sign	Normal - No joint effusion
Pelvis	Brim Sign	Paget's Disease
Shoulder	Drooping Shoulder Sign	Inferior subluxation of the shoulder
Shoulder	Half Moon Sign	Absent in posterior dislocation of the shoulder
Shoulder	Hill-Sachs Sign	s/p anterior shoulder dislocation
Shoulder	Rim Sign	Posterior shoulder dislocation
Shoulder	Trough Line	Posterior shoulder dislocation
Skull	Cotton Wool Sign	Paget's Disease
Skull	Hair on End	Hemolytic anemia
Skull	Tear Drop Sign (Orbits)	Blowout fracture
Spine	Bamboo Spine	Ankylosing Spondylitis
Spine	Bone in Bone Sign	Osteopetrosis
Spine	Cupid's Bow Contour	Normal spine
Spine	Dagger Sign	Ankylosing Spondylitis
Spine	Fish Vertebra	Osteopenia
Spine	H Vertebra	Sickle cell anemia
Spine	Incomplete ring sign	Spondylolysis
Spine	Intravertebral Vacuum Cleft	Avascular Necrosis
Spine	Inverted Napoleon Hat Sign	Spondylolisthesis
Spine	Ivory Vertebra Sign	Mets, Paget, Lymphoma
Spine	Rugger Jersey Sign	Chronic renal failure
Spine	Scotty Dog Sign	Spondylolysis
Spine	Step-Off Vertebral Body Sign	Sickle cell, Gaucher's Disease
Spine	Trolley-track sign	Ankylosing Spondylitis
Spine	Tumbling Bullet Sign	Post traumatic bone cyst
Spine	Vacuum Phenomenon	Degenerative disk disease
Wrist	Cortical Ring Sign	Rotary subluxation
Wrist	Crowded Carpal Sign	Volar Perilunar dislocation
Wrist	Pronator Sign	Wrist Fracture
Wrist	Terry-Thomas Sign	Scapholunate dissociation