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EPITHELIOID HEMANGIOMA OF RIGHT CALCANEUS

Case 32494727
MSK › Neoplasm
52 year old male
5 images (CT, CR, MR)
The usual DDx was not of much help here. 1. lucent lesion in calcaneal tuberosity with sclerotic margin 2. increased T2 signal in lesion 3. S/P curettage and bone grafting with evidence of incorporation of bone graft material on CT Plain radiograph 3 months S/P curettage a … [view case]
By Michael Richardson, Radiologist
09/24/2011.
3.0
2 ratings

FIBROUS DYSPLASIA

Case 804619
MSK › Neoplasm
old
2 images
Fibrous dysplasia.
By John Hunter, Radiologist
09/24/2011.
3.0
4 ratings

HEMANGIOMA, DISTAL PHALYNX OF THUMB

Case 805255
MSK › Neoplasm
old
2 images
Hemangioma of bone.
By John Hunter, Radiologist
09/24/2011.
3.2
4 ratings

HIP PAIN

Case 7486045
MSK › Infection
13 year old male
19 images (CT, CR, MR)
Osteomyelitis of the right acetabulum
By Dean Thornton, Radiologist
09/24/2011.
3.0
3 ratings

MAISONNEUVE FRACTURE

Case 25361554
MSK › Trauma
30 year old
1 CR image
By Nick Pang, Radiologist
09/24/2011.
1 comment
3.3
3 ratings

INTRATHORACIC OSTEOCHONDROMA

Case 442432
MSK › Benign Mass, Cyst
16 year old male
13 images (CT, CR)
Intrathoracic osteochondroma CXR - nodular opacity at the anterior aspect of the right lung base with eccentric calcification and possible internal lucencies CT/Reconstruction - well-circumscribed, partially ossified/ calcified nodule along the posterior/basal portion of the right low … [view case]
By Safwan Halabi, Radiologist
09/24/2011.
3.8
4 ratings

PATELLA DISLOCATION

Case 103257
MSK › Trauma
old
5 images (CR, MR)
Lateral patellar dislocation
By Eric Lee, Radiologist
09/24/2011.
3.7
3 ratings

LANGERHANS HISTIOCYTOSIS

Case 3934487
MSK › Inflammatory
1 year 7 month old male
17 images (CT, CR, MR)
Multifocal skeletal Langerhans cell histiocytosis with bone marrow involvement. Chest x-ray -expansile lytic lesion of right 6th rib. Skull x-rays -multiple lytic lesions.  Largest 3.6cm by 2.3cm in anterior right parietal bone. Brain MRI with/without contrast -right and left pariet … [view case]
3.5
2 ratings

RENAL OSTEODYSTROPHY WITH SECONDARY HYPERPAR…

Case 804744
MSK › Infection
old
3 images
Renal osteodystrophy with hyperparathyroidism.
By John Hunter, Radiologist
09/24/2011.
3.3
3 ratings

HIP PAIN, LATERAL

Case 1758632
MSK › Inflammatory
old
2 MR images
Trochanteric bursitis.
By Dean Thornton, Radiologist
09/24/2011.
3.5
2 ratings

PROXIMA FEMUR TUMOR

Case 11043631
MSK › Other
18 year old female
5 CR images
By Luy Lyda, Radiologist
09/24/2011.
5 comments
3.5
2 ratings

GRADE III AC JOINT SEPARATION / PARALABRAL C…

Case 17080401
MSK › Trauma
30 year old male
20 images (CR, MR)
By RAD DEPT, Radiologist
09/24/2011.
2 comments
3.5
2 ratings

ENCHONDROMA, PROXIMAL TIBIA

Case 5550377
MSK › Benign Mass, Cyst
55 year old female
5 images (CR, MR, NM)
Enchondroma Fig. 1: Total Body Bone Scan shows a focal area of ovoid increased activity involving the proximal tibia. Fig. 2 and 3: AP and Lateral radiographs of the proximal tibia show a subtle area of mixed lysis and sclerosis.  The area of lysis is ovoid in appearance.  The sclero … [view case]
3.5
2 ratings

OSTEOCHONDRITIS DESSICANS

Case 7510213
MSK › Other
20 year old male
1 CR image
Osteochondritis Dessicans Osteochondral segment in the lateral aspect of medial femoral condyle with thin surrounding lucency. Usually younger patients (10-20 years) with males affected more frequently than females.  Only 50 % of patients have a specific history of trauma.  S … [view case]
By rick bentley, Resident
09/24/2011.
3.5
2 ratings

KLIPPEL-FEIL SYNDROME WITH SPRENGEL DEFORMITY

Case 12030622
MSK › Other
old
1 image
25-year old man with multiple block vertebrae throughout lower cervical spine (C4-C7). The facet joints are fused. Fused bodies appear hypoplastic with reduced AP diameter. Anterior concavity noted at C4 giving a wasp-waist appearance. Intervertebral discs are hypoplastic. … [view case]
By Edited by Dr Laughlin Dawes, Radiologist
09/24/2011.
4.0
3 ratings

BILATERAL SACROILIITIS

Case 4405918
MSK › Inflammatory
26 year old female
1 CR image
Sacroiliitis, bilateral; in pt with HLA-B27 / ankylosing spondylitis. ANA: spiculated 1:20 CRP: 46 RF: neg HLA-B27: positive Pelvic film: Bilateral symmetrical sacroiliitis with slight irregular widening of the joint space suggesting underlying cartilaginous destruction. Ank … [view case]
3.5
2 ratings

ANKLE PAIN, LATERAL

Case 7352411
MSK › Inflammatory
old
8 MR images
Peroneal tenosynovitis
By Dean Thornton, Radiologist
09/24/2011.
3.5
2 ratings

SPRENGEL DEFORMITY

Case 2695630
MSK › Congenital
old female
2 images
sprengel deformity • Elevated left scapula • Omovertebral bone • Fusion of lower cervical segments SPRENGEL DEFORMITY • Failure of decent of scapula secondary to fibrous/osseous omovertebral connection (elevation and medial rotation) • Associated - Klippel-Feil Syndrom … [view case]
3.5
2 ratings

CHONDROMALACIA PATELLAE

Case 12240485
MSK › Inflammatory
71 year old
2 MR images
CHONDROMALACIA PATELLAE GRADE IV Perdida del cartílago articular, en el aspecto lateral de la patela, por condromalacia. Se encuentra zona hiperintensa en el vértice de la patela, que corresponde a lesión osteocondral. Lost articular cartilage, the lateral aspect of the patela, for … [view case]
By DIEGO HERNAN LLANOS, Radiologist
09/24/2011.
3.5
2 ratings

OSTEOGENESIS IMPERFECTA WITH LEFT FEMORAL NE…

Case 32494646
MSK › Congenital
53 year old male
3 CR images
Osteogenesis imperfecta with acute left femoral neck fracture. 1. Old, healed fracture of right femur 2. acute subcapital fracture of left proximal femur 3. bowing of right femur 4. diffuse osteopenia 5. bilateral coxa vara
By Michael Richardson, Radiologist
09/24/2011.
4.0
3 ratings

OSTEOMYELITIS OF THE FOOT

Case 34396862
MSK › Infection
52 year old male
3 CR images
Osteomyelitis of the right 5th metatarsal head Soft tissue gas adjacent to the fifth MTP joint, with areas of lucency and cortical disruption involving the head of the fifth metatarsal and the adjacent lateral base of the fifth proximal phalanx comaptible with osteomyelitis. In addit … [view case]
By Bryon Thomson, Resident
09/24/2011.
3.5
2 ratings

COCCIDIOMYCOSIS OF THE 2ND METACARPAL WITH C…

Case 800968
MSK › Infection
old
3 images
Coccidiomycosis of the 2nd metacarpal with cocci meningitis (disseminated cocci). Also review Case 91
By John Hunter, Radiologist
09/24/2011.
3.5
2 ratings

TOPHACEOUS GOUT IN A 64 Y/O WOMAN

Case 802146
MSK › Inflammatory
old
2 images
Tophaceous gout Uncommon in women relative to men, except in postmenopausal females taking diuretics.
By John Hunter, Radiologist
09/24/2011.
3.5
2 ratings

DERMATOMYOSITIS

Case 802190
MSK › Inflammatory
old
3 images
Dermatomyositis
By John Hunter, Radiologist
09/24/2011.
3.5
2 ratings

RICKETS

Case 834779
MSK › Metabolic
old
2 images
The radiograph of both legs demonstrates bowing deformities of both legs, and the detailed view of the right knee shows widening of the metaphyses with ragged, "frayed" margins. What is rickets, anyway? Basically, it's osteomalacia in a child. If one of the many … [view case]
By Michael Richardson, Radiologist
09/24/2011.
3.5
2 ratings

SARCOID

Case 803462
MSK › Inflammatory
old
1 image
Sarcoid, hand with marked osseous involvement
By John Hunter, Radiologist
09/24/2011.
1 comment
3.5
2 ratings

ANEURYSMAL BONE CYST, DISTAL RADIUS

Case 803504
MSK › Benign Mass, Cyst
old
2 images
Aneurysmal bone cyst
By John Hunter, Radiologist
09/24/2011.
3.5
2 ratings

MULTIPLE HEREDITARY EXOSTOSES

Case 804688
MSK › Inflammatory
old
4 images
Multiple hereditary exostoses. (40.1542, multiple familial exostoses, osetochondromas).
By John Hunter, Radiologist
09/24/2011.
3.5
2 ratings

RHEUMATOID ARTHRITIS WITH RETROCALCANEAL ERO…

Case 804923
MSK › Inflammatory
old
3 images
Rheumatoid arthritis. The erosion of the calcaneus is secondary to pannus in the retrocalcaneal bursa. Such erosions can be seen in RA or in the spondyloarthropathies, especially Reiter's and Psoriatic arthritis. A large plantar calcaneal spur is an incidental finding.
By John Hunter, Radiologist
09/24/2011.
3.5
2 ratings

STAPH OSTEOMYELITIS AND DISCITIS L5

Case 804975
MSK › Infection
old
2 images
Staph osteomyelitis and discitis involving L5, with extension across the L4-5 disc to erode L4 and extension into S1. The L5 vertebral body is destroyed.
By John Hunter, Radiologist
09/24/2011.
3.5
2 ratings

OSTEOMYELITIS, PROXIMAL FEMORAL SHAFT

Case 803375
MSK › Infection
old
3 images
Osteomyelitis The calcification on the plain film (AP) and the CT probably represents a sequestrum.
By John Hunter, Radiologist
09/24/2011.
1 comment
3.5
2 ratings

ADHESIVE CAPSULITIS, SHOULDER

Case 803954
MSK › Infection
old
2 images
Adhesive capsulitis. Note the loss of normal, smooth reflections of the subscapularis bursa and axillary recess of the joint. There was some lymphatic filling (over the body of the scapula) indicating maximal distension of the joint. Although 7cc is usually accepted value as t … [view case]
By John Hunter, Radiologist
09/24/2011.
3.5
2 ratings

MID-CARPAL DISLOCATION

Case 804024
MSK › Trauma
old
2 images
Mid-carpal dislocation
By John Hunter, Radiologist
09/24/2011.
3.5
2 ratings

RHEUMATOID ARTHRITIS AND EROSIVE OSTEOARTHRI…

Case 804095
MSK › Inflammatory
old
3 images
Rheumatoid arthritis and Erosive Osteoarthritis.
By John Hunter, Radiologist
09/24/2011.
4.0
3 ratings

ANKYLOSING SPONDYLITIS, LUMBAR AND THORACIC …

Case 804378
MSK › Inflammatory
old
3 images
Ankylosing spondylitis with "squaring" of the lumbar vertebral bodies, new bone formation along the anterior longtudinal ligament, "shiny corners" lumbar vertebral bodies and SI joint fusion(below).
By John Hunter, Radiologist
09/24/2011.
3.5
2 ratings

OSSEOUS AND PULMONARY SARCOID

Case 804854
MSK › Inflammatory
old
3 images
Osseous and pulmonary sarcoid.
By John Hunter, Radiologist
09/24/2011.
3.5
2 ratings

BILATERAL AVASCULAR NECROSIS OF THE FEMORAL …

Case 805002
MSK › Inflammatory
old
1 image
Bilateral avascular necrosis of the femoral heads with secondary osteoarthritis.
By John Hunter, Radiologist
09/24/2011.
3.7
3 ratings

HIP PAIN

Case 6224603
MSK › Hematological
old male
4 images (CR, MR)
AVN right hip = consequence of  interrupted blood supply to bone with death of cellular elements Histo:   (a) cellular ischemia leading to death of hematopoietic cells (in 6 - 12 hours), osteocytes (in 12 - 48 hours) + lipocytes (in 2 - 5 days)   (b) necrotic debris in intert … [view case]
3.5
2 ratings

MULTIPLE MYELOMA

Case 16971551
MSK › Neoplasm
50 year old female
2 images (CT, CR)
Multiple myeloma Lateral radiograph of the skull demonstrates numerous well-circumscribed lytic lesions with a narrow zone of transition. These are confirmed on the CT scan. This case demonstrates the most common appearance of multiple myeloma with multiple "punched-ou … [view case]
3.5
2 ratings

TODDLER'S FRACTURE

Case 84329
MSK › Trauma
1 year 8 month old female
3 CR images
Toddler's Fracture Oblique spiral fracture of the distal tibia. This fracture represents a typical toddler's fracture described by Dunbar in 1964 as a subtle, non-displaced oblique fracture of the distal tibia in children, 9 months to 3 years of age. The child usually presents w … [view case]
09/24/2011.
1 comment
3.7
3 ratings

OSTEOSARCOMA

Case 2699399
MSK › Neoplasm
18 year old male
1 image
osteosarcoma • Aggressive central tibia metaphyseal lesion - cortical breakthrough - codman's triangle • Matrix -> calcified osteoid • does not cross open physes OSTEOSARCOMA • 2nd most common primary malignancy of bone (1st is multiple myeloma) • Histology … [view case]
3.5
2 ratings

AVULSION FRACTURE, DORSAL NAVICULAR AND SUBT…

Case 802857
MSK › Trauma
old
1 image
Avulsion fracture, dorsal navicular and subtle fracture, anterior process of calcaneus.
By John Hunter, Radiologist
09/24/2011.
3.6
5 ratings

ACHONDROPLASIA

Case 7110493
MSK › Congenital
2 month old male
6 CR images
Achondroplasia Enlarged skull with craniofacial disproportion, small skull base.  Vertebral bodies short height and small AP dimension, with posterior scalloping.  Disk spaces widened. Decreasing interpediculate distance as you go more caudally in lumbar spine (Opposite of normal) … [view case]
3.8
4 ratings

SYNOVIAL OSTEOCHONDROMATOSIS, RIGHT HIP

Case 800943
MSK › Benign Mass, Cyst
old
4 images
Synovial osteochondromatosis.
By John Hunter, Radiologist
09/24/2011.
3.7
3 ratings

COLLES FRACTURE

Case 5304524
MSK › Trauma
48 year old female
2 CR images
Colles Fx, Frykman Type VIII The AP radiograph demonstrates a fracture of the distal radius with both radiocarpal and radioulnar intra-articular involvement. A nondisplaced ulnar styloid fracture is also noted. The lateral radiograph demonstrates dorsal angulation of the fracture co … [view case]
3.7
3 ratings

HODGKIN'S LYMPHOMA, T8 AND T10

Case 804223
MSK › Neoplasm
old
2 images
Hodgkin's lymphoma, T8 and T10. These are examples of the so-called "ivory vertebra", also seen in other lymphomas, prostate ca, and Pagets disease.
By John Hunter, Radiologist
09/24/2011.
3.7
3 ratings

ARTHROPATHY RELATED TO HEMOCHROMATOSIS

Case 22586
MSK › Inflammatory
68 year old male
5 CR images
Hemochromatosis is an autosomal recessive disease of excessive iron deposition throughout, which leads to fibrosis and organ failure. The principle genetic defect has been found to be a mutation of HFE gene on chromosome 6. 90% of people with hemochromatosis will be found to have this genetic defect. … [view case]
By Sue Mystkowski, Radiologist
09/24/2011.
3.8
5 ratings

OSTEOPETROSIS, WITH LEFT FEMUR FX

Case 801120
MSK › Congenital
old
2 images
Osteopetrosis.
By John Hunter, Radiologist
09/24/2011.
3.7
3 ratings

KNEE PAIN, MEDIAL

Case 83248
MSK › Inflammatory
old
6 MR images
Pes anserine bursitis
By Dean Thornton, Radiologist
09/24/2011.
4.0
1 rating

HEALED BANKART VARIANT (PERTHES)

Case 792471
MSK › Trauma
old
7 MR images
Healed Bankart variant (Perthes). These lesions can look normal at arthroscopy but still cause instability. (see also Case 32)
By John Hunter, Radiologist
09/24/2011.
1 comment
4.0
1 rating