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STRESS REACTION, POSTERIOR PROCESS TALUS

Case 796313
MSK › Normal/Variants
old
4 MR images
Stress reaction, posterior process of talus. There is fluid in the FHL tendon sheath.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

BILATERAL OSTEOMYELITIS, CALCANEUS IN A DIAB…

Case 796386
MSK › Infection
old
7 MR images
Bilateral osteomyelitis, calcaneus.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

GLOMUS TUMOR, PALMAR ASPECT OF DIGIT

Case 796409
MSK › Benign Mass, Cyst
old
5 MR images
Glomus tumor, palmar aspect of digit Nice discussion of glomus tumor of finger: http://www.rbrs.org/database/84-2/page73.html Glomus tumor is a benign tumor arising from the neuromyoarterial apparatus, which regulates skin perfusion. While typically in the subungual area ass … [view case]
By John Hunter, Radiologist
09/24/2011.
Not yet rated

RETROCALCANEAL BURSITIS

Case 796426
MSK › Inflammatory
old
1 MR image
Retrocalcalcaneal bursitis. This is a synovial lined bursa which can become symptomatic in athletes, especially those who wear high top shoes. It is also a frequent target site for inflammatory arthritis such as rheumatoid, psoriatic and Reiters arthropathies.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

STRESS REACTION, MIDDLE FACET OF SUBTALAR JO…

Case 796431
MSK › Normal/Variants
old
6 MR images
Stress reaction, middle facet of subtalar joint. Because of suspicion that this edema might represent an occult talocalcaneal coalition, a CT was performed, ruling out this diagnosis.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

CALCANEAL STRESS FRACTURE

Case 796451
MSK › Trauma
old
4 MR images
Calcaneal stress fracture
By John Hunter, Radiologist
09/24/2011.
Not yet rated

CONTUSION MANUBRIUM AND TEAR OF FIRST RIB CA…

Case 796491
MSK › Trauma
old
4 MR images
Contusion manubrium and fracture of the cartilage of the first rib-manubrium junction. See discussion in Case 132c
By John Hunter, Radiologist
09/24/2011.
Not yet rated

BILATERAL TALOCALCANEAL TARSAL COALITIONS

Case 797784
MSK › Congenital
old
3 MR images
Bilateral talocalcaneal tarsal coalitions, at the level of the middle facet of the subtalar joint.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

BRODIE'S ABCESS, DISTAL FEMUR

Case 797795
MSK › Infection
old
3 MR images
Brodie's abcess.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

DERMATOMYOSITIS INVOLVING THE QUADS AND HAMS…

Case 796028
MSK › Inflammatory
old
2 MR images
Dermatomyositis involving the quads and hamstrings bilaterally, with sparing of the adductors. A site in the quadriceps muscles would be suitable for biopsy.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

RA WITH RETROCALCANEAL BURSAL EROSIONS

Case 796284
MSK › Normal/Variants
old
9 MR images
Right foot: Mass in the retrocalcaneal bursa, intermediate on T2, probably pannus, but no erosions Left foot: Mass in the retrocalcaneal bursa, probably fluid and pannus, with osseous erosions in the calcaneus. There is a focal fluid collection just medial to the insertion of the posterior tibialis … [view case]
By John Hunter, Radiologist
09/24/2011.
Not yet rated

STRESS REACTION, POSTERIOR TALUS

Case 796327
MSK › Normal/Variants
old
4 MR images
Stress reaction, posterior talus. These athletes land on a plantar flexed foot, much as do ballet dancers, stressing the posterior talus area.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

STRESS REACTION, PROXIMAL FEMUR

Case 796341
MSK › Normal/Variants
old
3 MR images
Stress reaction, proximal femur. (See also Case 46c and Case 61c) (44.415) This probably represents a case of "thigh splints" or adductor avulsion syndrome described recently in AJR : Adductor insertion avulsion syndrome (thigh splints): spectrum of MR imaging feat … [view case]
By John Hunter, Radiologist
09/24/2011.
Not yet rated

TB C7 VERTEBRAL BODY WITH RETROPHARYNGEAL AB…

Case 796352
MSK › Infection
old
4 MR images
TB of the C7 vertebral body with retropharyngeal abcess.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

ADDUCTOR/PECTINEUS AVULUSION

Case 797759
MSK › Trauma
old
5 MR images
Avulsion of adductor/pectineus muscle insertion on the pubis.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

STRESS FRACTURE, CALCANEAL TUBEROSITY

Case 797685
MSK › Trauma
old
4 MR images
Stress fracture, calcaneal tuberosity.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

STRESS FRACTURE, FEMORAL NECK

Case 797699
MSK › Trauma
old
2 MR images
Stress fracture, femoral neck.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

STRESS REACTION, MEDIAL CORTEX, LEFT FEMORAL…

Case 797707
MSK › Trauma
old
4 MR images
Stress reaction, medial femoral neck cortex.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

TEAR, ULNAR COLLATERAL LIGAMENT OF ELBOW

Case 797721
MSK › Trauma
old
2 MR images
Tear of the ulnar collateal ligament.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

TEARS OF COMMON FLEXOR TENDON AND ULNAR COLL…

Case 797729
MSK › Trauma
old
3 MR images
Acute tear of common flexor tendon and chronic tear of the ulnar collateral ligament. The large traction osteophyte off the medial aspect of the coronoid process is not uncommon in baseball pitchers and reflects the chronic valgus stress to which the elbow is subjected in the … [view case]
By John Hunter, Radiologist
09/24/2011.
Not yet rated

TRANSIENT OSTEOPOROSIS, RIGHT HIP

Case 797740
MSK › Normal/Variants
old
4 MR images
Transient osteoporosis, right hip.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

INTRA-OSSEOUS GANGLION, DISTAL TIBIA

Case 797825
MSK › Benign Mass, Cyst
old
3 MR images
Intra-osseous ganglion.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

AVN OF TALUS, CELLULITIS

Case 797965
MSK › Metabolic
old
5 MR images
AVN of the talus. The increased signal intensity about the heel was secondary to presumed cellulitis and multiple soft tissue abcesses. The patient was on long term steroid use.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

PARTIAL TEAR, ANTERIOR TIBIALIS TENDON

Case 797630
MSK › Trauma
old
2 MR images
Partial tear, anterior tibialis tendon.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

PARTIAL TEAR, POSTERIOR TIBIALIS TENDON

Case 797638
MSK › Iatrogenic
old
4 MR images
Partial tear, posterior tibialis tendon.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

INVERSION INJURY ANKLE WITH LATERAL SOFT TIS…

Case 797847
MSK › Trauma
old
2 MR images
Medial talar contusion and soft tissue edema laterally. The inversion mechanism can be inferred from the pattern of injury, with the talar contusion from the impact of the talus on the distal tibia/medial malleolus (compression side) and the soft tissue disruption medially (te … [view case]
By John Hunter, Radiologist
09/24/2011.
Not yet rated

OSTEOCHONDRAL DEFECT, MEDIAL TALAR DOME

Case 797855
MSK › Trauma
old
3 MR images
Large osteochondral defect, medial talar dome.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

PARTIAL TEAR, PERONEUS LONGUS TENDON AT THE …

Case 797908
MSK › Trauma
old
4 MR images
Partial tear, peroneus longus tendon at the lateral malleolus.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

KEINBOCK'S DISEASE (AVN LUNATE)

Case 797922
MSK › Metabolic
old
5 MR images
Keinbock's disease (AVN lunate)
By John Hunter, Radiologist
09/24/2011.
Not yet rated

PATIENT WITH RENAL TRANSPLANT AND ILIOPSOAS …

Case 797939
MSK › Inflammatory
old
8 MR images
Patient has a renal transplant and iliopsoas bursitis, no AVN.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

OSTEOMYELITIS, DISTAL PHALYNX WITH PRESUMED …

Case 797982
MSK › Infection
old
4 MR images
Osteomyelitis, distal phalynx with presumed foreign body in the plantar aspect (linear, low signal intensity region). Surgical proof pending.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

FEMORAL NECK STRESS FX

Case 797281
MSK › Trauma
old
3 MR images
Stress fracture, left femoral neck (see also Case 37c and Case 39c.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

OSTEOCHONDRAL DEFECT, LATERAL TALAR DOME; LO…

Case 797320
MSK › Trauma
old
3 MR images
Osteochondral defect, lateral talar dome; loose body, posterior lateral joint space. On the plain film, there is also a suggestion of a loose body in the ankle mortise, not confirmed on MR.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

OSTEOCHONDRAL DEFECT, MEDIAL TALAR DOME

Case 797331
MSK › Trauma
old
7 MR images
Osteochondral defect, medial aspect talar dome. The fragment is separated from the underlying talus, but contained by articular cartilage.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

PECTORALIS MAJOR TEAR (INCOMPLETE)

Case 797652
MSK › Trauma
old
4 MR images
Pectoralis major tear (incomplete). The study was performed because the patient was difficult to examine because of pain and tenderness. The surgeon wanted to know if the injury was in the muscule belly (allowing conservative rx) or at the muscle insertion (requiring surgical repair).
By John Hunter, Radiologist
09/24/2011.
Not yet rated

GANGLION, 2ND MCP JOINT OF HAND

Case 797817
MSK › Benign Mass, Cyst
old
2 MR images
Ganglion, 2nd MCP joint
By John Hunter, Radiologist
09/24/2011.
Not yet rated

TFCC TEAR

Case 797877
MSK › Trauma
old
3 MR images
Triangular fibrocartilage complex (TFCC) tear.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

LONGITUDINAL SPLIT TEAR, PERONEUS LONGUS

Case 797590
MSK › Trauma
old
4 MR images
Longitudinal split tear, peroneus longus.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

MR ARTHROGRAM OF HIP. AIR BUBBLE WITHIN THE …

Case 797292
MSK › Other
old
5 MR images
Air bubble within the joint with "blooming" on gradient echo images. With MR arthrography in particular, care must be taken to avoid injecting air into the joint.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

SPONDYLOLYSIS, L5

Case 797119
MSK › Trauma
old
8 MR images
Spondylolysis, L5. Note edema in the posterior elements on the T2 weighted MR images.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

STRESS FRACTURE, NAVICULAR WITH OSTEOCHONDRA…

Case 797145
MSK › Trauma
old
5 MR images
Stress fracture, navicular with osteochondral defect in the navicular.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

SUPERIOR LABRAL TEAR, LEFT HIP

Case 797176
MSK › Trauma
old
3 MR images
Superior labral tear, left hip. There was a question of acetabular dysplasia on her plain films.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

TEAR OF SCAPHOLUNATE LIGAMENT WITH PERFORATI…

Case 797187
MSK › Trauma
old
6 MR images
Tear of scapholunate ligament with perforation of lunotriquetral ligament.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

TEAR OF THE LATERAL ASPECT OF THE PLANTAR FA…

Case 797207
MSK › Trauma
old
5 MR images
Tear of the lateral aspect of the plantar fascia on the calcaneus. This case is unusual since the tears usually occur on the medial surface. We speculate that she landed off-balance during a dismount causing this unusual injury.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

OSTEOCHONDRAL INJURY, LATERAL TALAR DOME WIT…

Case 797604
MSK › Trauma
old
8 MR images
Osteochondral injury, lateral talar dome (black arrow below) with intra-articular loose body. Note the low signal intensity focus in the lateral aspect of the tibio-talar joint (white arrow)on the proton density image (to your left below). This mimics low intensity joint fluid until you check the T2 w … [view case]
By John Hunter, Radiologist
09/24/2011.
Not yet rated

LONGITUDINAL SPLIT TEAR, PERONEUS BREVIS & P…

Case 797582
MSK › Trauma
old
2 MR images
Longitudinal split tear, peroneus brevis (the more anterior tendon) and a partial tear of the peroneus longus (the more posterior tendon). The findings were confirmed on US-surgical proof pending.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

STRESS REACTION, RIGHT FEMORAL NECK

Case 797162
MSK › Normal/Variants
old
4 MR images
Stress reaction, right femoral neck. Compare to Case 67c, a case of adductor avulsion syndrome ("thigh splints").
By John Hunter, Radiologist
09/24/2011.
Not yet rated

PLANTAR FACIITIS

Case 797374
MSK › Normal/Variants
old
4 MR images
Plantar faciitis.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

STRESS REACTION, PROXIMAL FEMUR IN A RUNNER

Case 797413
MSK › Normal/Variants
old
3 MR images
Stress reaction, proximal femur. With decrease in physical activity, symptoms resolved. Note the marrow and subperiosteal edema below.
By John Hunter, Radiologist
09/24/2011.
Not yet rated

ACCESSORY NAVICULAR, TYPE II

Case 797498
MSK › Benign Mass, Cyst
old
4 MR images
Accessory navicular (AN), Type II. There are two types of AN. Type I AN (30%) represents a sesamoid bone in the posterior tibialis tendon at the insertion into the navicular. They tend to be round or oval and may be seen up to 5mm medial and posterior to the medial aspect of … [view case]
By John Hunter, Radiologist
09/24/2011.
Not yet rated