Musculoskeletal Key

(1) University of Amsterdam, Academic Medical Center, Meibergdreef, 1105 AZ Amsterdam, The Netherlands (2) Department of Radiology, Division of Musculoskeletal Radiology Amsterdam Movement Sciences, Academic Center for Evidence Based Sports Medicine,…

Fig. 1 Sagittal T2-weighted image of a normal ACL reconstruction. The graft is of homogenous low signal intensity 18 months after surgery. Also note the graft and the tibial tunnel…

Fig. 1 Infantile hemangioma. 10-month old boy with an enlarging mass on the proximal left arm. (a) Coronal T1-weighted image shows a lobulated, relatively well-defined mass in the superficial soft…

Fig. 1 Talocalcaneal coalition. (a) Lateral radiograph demonstrates the “C” sign (arrows) due to coalition across the middle subtalar joint between talus and the sustentaculum tali of the calcaneus. (b)…

Fig. 1 35-year-old male patient with right lower back pain for 2 weeks; recent onset of right sciatic pain. Low grade fever. Aspiration-proven Staphylococcus aureus septic sacroiliitis. Coronal STIR image…

Fig. 1 55-year old female with painful total hip arthroplasty. MRI of the right hip reveals a cyst-like collection in the periarticular soft tissue (arrow in a), referred to as…

Fig. 1 (a) Set of a 13-gauge coaxial cannula (white arrow) and a 14-gauge large core needle. (b) Typical handheld device for core needle biopsy; the core needle shown in…

Fig. 1 32-year-old asymptomatic female with a known pathologic BRCA1 mutation attending high-risk multimodal screening. MRI performed during oral contraceptive use (a) shows very strong bilateral background parenchymal enhancement, limiting…

Class of nerve injury Myelin Axon Endoneurium Perineurium Epineurium Electrophysiology MRN findings Sensory nerve action potential Compound motor action potential Electromyography  I- Neurapraxia Abnormal Normal Normal Normal Normal Normal Normal…

Fig. 1 18F-FDP identifying lytic and bone-marrow metastases at staging (a). After successful therapy the lesions appear sclerotic on CT with no increased uptake except for the lesion in the…