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ACHONDROPLASIA, WITH MULTIPLE LAMINECTOMIES

Case 1513898
MSK › Congenital
old
2 CR images
Achondroplasis resulting in spinal stenosis. Surgical correction by multiple laminectomies. Multiple lumbar laminectomies. Short thick pedicles. Reducing interpedicular distance. Posterior scalloping of the vertebral bodies. Bullet shaped vertebrae.
By Simon Lea, Radiologist
09/24/2011.
3.0
1 rating

CHARCOT ARTHROPATHY

Case 20870505
MSK › Other
old
6 CT images
Charcot arthropathy
By noyan zenger, Radiologist
09/24/2011.
3.0
1 rating

KNEE PAIN

Case 253699
MSK › Normal/Variants
old
3 images (CT, MR)
Dorsal defect of the patella
By Dean Thornton, Radiologist
09/24/2011.
3.0
1 rating

TUMOUR CASE 9

Case 22650181
MSK › Benign Mass, Cyst
old
5 CR images
Click on figure 2, figure 3, figure 4 and figure 5 below. OSTEOBLASTIC METASTASES CARCINOMA OF THE PROSTATE 90% of metastatic prostate disease is osteoblastic (round areas of increased density) stimulating reactive bone at the site of tumour deposits. 10% are osteolytic. Bone metastases are usually … [view case]
By Mark Levental, Radiologist
09/24/2011.
3.0
1 rating

TUMOUR CASE 3

Case 22649340
MSK › Benign Mass, Cyst
old
4 CR images
Click on figure 3 and figure 4 below. SESSILE OSTEOCHONDROMA A large sessile osteochondroma of the humeral shaft is demonstrated. Osteochondromas that are symptomatic should have bone scan and MRI to assess the cartilage activity and thickness.
By Mark Levental, Radiologist
09/24/2011.
3.0
1 rating

FIBROUS DYSPLASIA OF THE SELLA

Case 3468726
MSK › Benign Mass, Cyst
38 year old female
2 CT images
Fibrous Dysplasia Ground glass opacity and expansion of the sella Fibrous Dysplasia Developmental abnormality with deposition of fibrous tissues and failure of bone ossification. Medullary bone is replaced by fibrous tissue Ground glass, may have calcification Endosteal scall … [view case]
By Kristi Takaki, Resident
09/24/2011.
3.0
1 rating

FIBROUS DYSPLASIA

Case 4003266
MSK › Benign Mass, Cyst
old
7 images (CT, CR, MR)
By Jared Chugg, Resident
09/24/2011.
3.0
1 rating

CHONDROBLASTOMA

Case 5445468
MSK › Benign Mass, Cyst
old
11 images (CT, CR)
Well defined lytic lesion with narrow zone of transition and punctate cacification . Pathologic correlation proven chondroblastoma.
2 comments
3.0
1 rating

TUMOUR CASE 7

Case 22649866
MSK › Benign Mass, Cyst
old
4 CR images
Click on figure 3, and figure 4 below. GIANT CELL TUMOUR OF THE KNEE This well-delineated geographic benign bone lesion of the distal femur is located in the subcortical bone and demonstrates expansion. This is a typical location of a giant cell tumour. It occurs usually in females during the third … [view case]
By Mark Levental, Radiologist
09/24/2011.
3.0
1 rating

ANEURYSMAL BONE CYST

Case 20874708
MSK › Benign Mass, Cyst
24 year 3 month old male
3 MR images
Aneurysmal Bone Cyst An expansile mid line sacral multiloculated mass with T2/STIR hyperintense signals and fluid fluid levels.
By ashutosh pawale, Radiologist
09/24/2011.
3.0
1 rating

MUCOID DEGENERATION OF THE ACL

Case 234511
MSK › Benign Mass, Cyst
50 year old male
14 MR images
MR findings: Ill-defined ACL with increased girth and normal orientation with increased signal on all sequences with a "celery stalk" appearance. Arthroscopy appearance: Intact ACL with normal to expanded appearance, mucoid material expressed with probing, lack of smooth synovial lining. Mechanically stable.
By Kristina Kjeldsberg, Radiologist
09/24/2011.
3.0
1 rating

SYNOVIAL SUPRAPATELAR PLICAE

Case 10225092
MSK › Inflammatory
57 year old female
3 MR images
Plicae Suprapatelar. Existe abundante derrame articular, con la presencia de imagenes lineales e hipointensas, localizadas en la región superior medial de la patela. Abundant spill exists to articulate, with the presence of linear and hypointense images, located in the medial super … [view case]
By DIEGO HERNAN LLANOS, Radiologist
09/24/2011.
3.0
1 rating

RUGGER-JERSEY SPINE

Case 12030598
MSK › Other
old
1 image
Prominent sub-endplate densities at multiple contiguous levels produce an alternating dense-lucent-dense appearance simulating the transverse bands of rugby sweater (rugger-jersey spine). This pattern is distinctive for hyperparathyroidism (like this case has secondary hype … [view case]
By Edited by Dr Laughlin Dawes, Radiologist
09/24/2011.
3.0
1 rating

RICKETS

Case 29165428
MSK › Other
4 year 2 month 3 week 3 day old male
6 CR images
Vitamin D deficiency, rickets Chest x-ray taken on 29 June 2009 demonstrated small density to be seen in the right middle lobe but the incidental finding is a proximal humeral metaphyseal changes by loosing margin.  The anterior ribs ends appear frayed, widened and osteopenia.    A … [view case]
By Luy Lyda, Radiologist
09/24/2011.
3.0
1 rating

JRA

Case 238080
MSK › Inflammatory
old
2 MR images
JRA Sagittal proton density and CE Sagittal T1WI with fat saturation. Images show heterogeneous signal intensity throughout the joint space, with some of these deposits appearing mass-like. Post-contrast image demonstrates diffuse irregular synovial enhancement, consistent with inflam … [view case]
3.0
1 rating

KNEE PAIN AND SWELLING

Case 276598
MSK › Inflammatory
old
2 CR images
Pseudogout (CPPD).
By Dean Thornton, Radiologist
09/24/2011.
3.0
1 rating

SUPRASPINATUS TENDON CALCIFICATION ON 52 Y/O…

Case 3705901
MSK › Inflammatory
52 year old male
2 CR images
1. supraspinatus tendon calcification 1. supraspinatus tendon calcification - more gross example than commonly seen - amorphous, lobular calcification - typical location just superior to the greater tuberosity of humerus where tendon inserts
By alex maclennan, Radiologist
09/24/2011.
1 comment
3.0
1 rating

FOOT PAIN

Case 5506920
MSK › Infection
old
11 images (CR, MR, NM)
Osteomyelitis.
By Dean Thornton, Radiologist
09/24/2011.
3.0
1 rating

FRACTURES VERTEBRAL IN OSTEOPOROSIS

Case 11131816
MSK › Trauma
66 year old
5 images (CR, MR)
OSTEOPOROSIS GENERALIZADA, CON FRACTURA AGUDA DE T11. GENERALIZED OSTEOPOROSIS, WITH ACUTE FRACTURE OF T11. Signos de osteoporosis generalizada. Se aprecia aplastamiento de un 40%, que compromete el cuerpo de T11, siendo hipointensa en T1 e hiperintensa en T2 y STIR. Existe promin … [view case]
By DIEGO HERNAN LLANOS, Radiologist
09/24/2011.
1 comment
3.0
1 rating

OSTEOMYELITIS, COCCYX

Case 842776
MSK › Infection
55 year old male
4 images
Osteomyelitis, coccyx First coccygeal segment shows increased intensity. Presacral edema present. Diffuse increase in in signal intensity in the muscles and soft tissues. The intense soft tissue edema is presumed to be secondary to his ESRD. He was due for dialysis the day following the MR.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

BILATERAL HAND PAIN

Case 262929
MSK › Inflammatory
45 year old female
2 CR images
Psoriatic arthritis
By UAB Radiology Residents, Radiologist
09/24/2011.
3.0
1 rating

ATLANTOAXIAL SUBLUXATION

Case 626582
MSK › Inflammatory
61 year old female
3 CR images
Atlantoaxial Subluxation Atlantoaxial Subluxation = displacement of atlas with respect to axis (1) Posterior atlantoaxial subluxation (rare) (2 … [view case]
By J P, Radiologist
09/24/2011.
3.0
1 rating

ARTHROPATHY

Case 1707258
MSK › Inflammatory
72 year old male
4 MR images
gout Computed tomography (CT) and magnetic resonance imaging (MRI) have been used to clarify unusual presentations, such as those mimicking a bone tumor. Recently researchers compared CT, MRI, and ultrasound (color Doppler US) in evaluation of tophaceous gout. MRI and US show … [view case]
3.0
1 rating

ANKYLOSING SPONDYLITIS

Case 3965620
MSK › Inflammatory
old
3 CR images
By Jared Chugg, Resident
09/24/2011.
3.0
1 rating

KNEE PAIN, ANTERIOR

Case 7285058
MSK › Inflammatory
old
4 MR images
Hoffa syndrome
By Dean Thornton, Radiologist
09/24/2011.
1 comment
3.0
1 rating

BURSITIS SUBACROMIO-SUBDELTOIDEA

Case 10468707
MSK › Inflammatory
44 year old female
3 MR images
BURSITIS SUABCROMIOSUBDELTOIDEA. Presencia de líquido en la bursa subacromio-Subdeltoidea. Hiperintensidad sobre el tendon supraespinoso en T1 y STIR, no vista en T2 y que corresponde a artificio por ángulo mágico. Presence of liquid in bursa subacromio-Subdeltoidea. Hyperintensity … [view case]
By DIEGO HERNAN LLANOS, Radiologist
09/24/2011.
3.0
1 rating

LIPOMA IN THE RIGHT ARM

Case 4220054
MSK › Benign Mass, Cyst
old
7 images (CT, MR)
By elvedin kulenovic, Radiologist
09/24/2011.
3.0
1 rating

PSORIATIC ARTHRITIS WITH PROLIFERATIVE EROSI…

Case 802708
MSK › Inflammatory
old
4 images
Psoriatic arthritis with proliferative erosions and sausage digits.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

ANTERIOR DISLOCATION OF GLENOHUMERAL JOINT

Case 8757
MSK › Trauma
17 year old male
1 CR image
By Sara Zakel, Other Health Care Professional
09/24/2011.
2 comments
3.0
1 rating

RUGGER JERSEY SPINE

Case 42450
MSK › Metabolic
45 year old
2 images (CR, MR)
Rugger jersey spine in renal osteodystrophy. Increased density in the upper and lower zones of the vertebral body in a striated appearance. The vertebral bodies have the classic "rugger jersey spine" with diffuse bands of osteosclerosis alternating with normal bone in … [view case]
By Chris S, Resident
09/24/2011.
3.0
2 ratings

BONE AND JOINTS CASE 5

Case 22673399
MSK › Other
old
4 CR images
Click on figure 3 and figure 4 below. HYPERTROPHIC PULMONARY OSTEOARTHROPATHY There is a thick periosteal reaction showing layers of new bone typically in the distal radius, ulna, tibia and fibula. This type of generalized periosteal reaction can occur with benign or malignant disease of the chest … [view case]
By Mark Levental, Radiologist
09/24/2011.
1 comment
3.0
1 rating

ANTERIOR SHOULDER DISLOCATION

Case 6451351
MSK › Trauma
89 year old female
2 CR images
Right anterior shoulder dislocation. The humerus is anteriorly and inferiorly dislocated from the glenoid.  No acute fracture is seen.  The bones are diffusely osteopenic. Anterior: overwhelming the most common, usually due to an indirect force from abduction, external rotati … [view case]
3.0
1 rating

PSORIATIC ARTHRITIS WITH PROLIFERATIVE EROSI…

Case 802525
MSK › Inflammatory
old
4 images
Psoriatic arthritis with proliferative erosions, and the "Mickey Mouse Ears" configuration.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

CARPAL BOSSING

Case 801310
MSK › Trauma
old
2 images
Carpal Bossing. In this condition there is a dorsal lip of bone arising from either the second or third metacarpal. Resnick states that this bone arises from an accessory ossicle, the os styloideum, which may fuse with the underlying metacarpal(s). The differential diagnosis would include post-traumatic degenerative spurring.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

FLUOROSIS, PELVIS

Case 801518
MSK › Other
old
1 image
Fluorosis This child lived in an area with very high fluoride concentrations in the local drinking water and this condition was common in the area. The key radiographic findings in this disorder are: 1.hypoplasia and irregular tooth development 2.osteosclerosis of the axial … [view case]
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

FRACTURE THROUGH A NON-OSSIFYING FIBROMA WIT…

Case 802008
MSK › Trauma
old
3 images
Fracture through a non-ossifying fibroma (7/98) with subsequent healing.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

GOUT HANDS AND WRISTS

Case 802217
MSK › Inflammatory
old
6 images
Gout
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

SECONDARY HYPERPARATHYROIDISM SECONDARY TO C…

Case 802733
MSK › Other
old
2 images
Secondary hyperparathyroidism secondary to chronic renal failure. Note classic changes of acro-ostelysis and subperiosteal resorption.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

LOOSE TOTAL HIP ARTHROPLASTY (FEMORAL COMPON…

Case 802919
MSK › Normal/Variants
old
2 images
Loose total hip arthroplasty (femoral component) on right.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

DIABETIC WITH CHARCOT FOOT WITH TYPICAL TMT …

Case 803031
MSK › Metabolic
old
3 images
Diabetic with Charcot foot. Note the typical TMT involvement.
By John Hunter, Radiologist
09/24/2011.
1 comment
3.0
1 rating

SCAPHOLUNATE LIGAMENT TEAR, MID-CARPAL WRIST…

Case 801086
MSK › Trauma
old
4 images
Scapholunate ligament tears.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

CMC DISLOCATION, II-IV METACARPALS

Case 801786
MSK › Trauma
old
3 images
CMC dislocation, II-IV metacarpals This is an ususual injury, with the fourth and fifth MC most commonly involved.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

ANKYLOSING SPONDYLITIS WITH SYMMETRIC FUSION…

Case 802177
MSK › Inflammatory
old
2 images
Ankylosing spondylitis with symmetric fusion of both SI joints
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

TOPHACEOUS GOUT, BOTH ELBOWS

Case 804585
MSK › Inflammatory
old
2 images
Tophaceous gout, both elbows.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

PAROSTEAL OSTEOSARCOMA, SPINE

Case 804873
MSK › Infection
old
2 images
Parosteal osteosarcoma of the spine. The AP radiograph might make you think of TB with paraspinal abcess, but the lateral shows that the ossification is confined to the posterior elements with sparing of the disc spaces.
By John Hunter, Radiologist
09/24/2011.
4.0
2 ratings

PSORIATIC ARTHRITIS WITH PROLIFERATIVE EROSI…

Case 804893
MSK › Inflammatory
old
4 images
Psoriatic arthritis with proliferative erosions.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

ANKYLOSING SPONDYLITIS WITH OSSIFICATION BET…

Case 805176
MSK › Inflammatory
old
1 image
Ankylosing spondylitis with fusion of SI joints and the "dagger sign" or "trolley track sign". These signs indicate the linear midline band of sclerosis secondary to ossification between adjacent spinous processes. The outer "rails" of the "t … [view case]
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

CHRONIC OSTEOMYELITIS WITH DRAINING SINUS

Case 805211
MSK › Infection
old
4 images
Chronic osteomyelitis with chronic draining sinus.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

EOSINOPHILIC GRANULOMA (LCH) WITH SKULL LESI…

Case 805236
MSK › Inflammatory
old
2 images
Eosinophilic granuloma (Langerhans Cell Histiocytosis or LCH) with classic skull lesion with "beveled edges". This is the limited form of LCH and involes the bone frequently, with the skull (25%), ribs & femur(14% each) and pelvis(10%) the most common sites. Ther … [view case]
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating

REITER'S SYNDROME WITH RETROCALCANEAL BURSAL…

Case 805372
MSK › Inflammatory
old
1 CR image
Reiter's syndrome with retrocalcaneal bursa erosive disease. Differential diagnosis of retrocalcaneal bursal erosion includes Reiter's, psoriatic arthritis and rheumatoid arthritis.
By John Hunter, Radiologist
09/24/2011.
3.0
1 rating