Items tagged “sarcoma”
26 results found
Article
Synovial sarcoma
Synovial sarcomas are relatively common intermediate-to-high grade malignant soft tissue tumors, often with an initial indolent course, affecting young patients and most commonly involving the soft tissue surrounding the knees.
Epidemiology
Synovial sarcomas typically present in adolescents an...
Case
Ewing sarcoma - proximal femur
Published
16 Dec 2009
62% complete
Nuclear medicine
CT
MRI
Case
Ewing sarcoma - acetabulum
Published
16 Dec 2009
61% complete
X-ray
CT
Nuclear medicine
MRI
Case
Ewing sarcoma - distal femur
Published
16 Dec 2009
74% complete
CT
X-ray
Case
Ewing sarcoma - pelvis
Published
16 Dec 2009
71% complete
Nuclear medicine
CT
MRI
X-ray
Article
Ewing sarcoma
Ewing sarcomas are the second most common malignant primary bone tumors of childhood after osteosarcoma, typically arising from the medullary cavity with the invasion of the Haversian system. Ewing sarcomas usually present as moth-eaten, destructive, and permeative lucent lesions in the shaft of...
Case
Prostatic sarcoma
Published
27 May 2010
80% complete
CT
Article
Leiomyosarcoma
Leiomyosarcomas are extremely rare malignant neoplasms that originate from smooth muscle cells and may be considered the malignant counterpart of a leiomyoma. They are classified as soft-tissue tumors and account for approximately 8% of malignant soft-tissue tumors 10.
Pathology
Location
Lei...
Case
Prostate sarcoma
Published
10 Oct 2010
92% complete
CT
Case
Soft tissue Ewing sarcoma
Published
07 Mar 2013
89% complete
MRI
Article
Angiosarcoma (bone)
Angiosarcoma of bone is a malignant vascular bone tumor. These are rare and account for <1% of malignant bone tumors. The majority of these tumors arising in bone are primary; however, a tiny percentage are either radiation-induced or associated with bone infarction.
Epidemiology
Most common i...
Case
Sarcoma causing impingement of brachial plexus
Published
08 Jul 2015
91% complete
MRI
Case
Sarcomatoid renal cell carcinoma
Published
21 Dec 2014
93% complete
Ultrasound
CT
Article
Pulmonary artery sarcoma
Pulmonary artery sarcomas are extremely rare tumors that originate from the intimal mesenchymal cells of the pulmonary artery. It is frequently misdiagnosed as pulmonary thromboembolism.
Epidemiology
Primary malignant tumors of the pulmonary arteries are very rare with an incidence of 0.001–...
Article
Osteochondroma malignant transformation (mnemonic)
A useful mnemonic for listing the radiological and clinical features suggestive of osteochondroma malignant (sarcomatous) transformation is 1:
GLAD PaST
Mnemonic
G: growth after skeletal maturity
L: lucency (new)
A: additional scintigraphic activity
D: destruction (cortical)
P: pain after...
Case
Modified hemipelvectomy
Published
19 Oct 2015
91% complete
X-ray
Case
Ewing sarcoma - extraskeletal
Published
07 Jul 2018
92% complete
Pathology
Photo
CT
MRI
Annotated image
Article
Primary breast chondrosarcoma
Primary breast chondrosarcoma is a rare type of sarcoma that originates from the mammary stroma and not from the underlying bone or cartilage of the chest wall.
Epidemiology
The prevalence of primary breast chondrosarcoma is reported to be 0.5-1%, they represent <5% of all sarcomas 1,14.
Clin...
Case
Alveolar soft part sarcoma
Published
10 Dec 2018
74% complete
MRI
Case
Dermatofibrosarcoma protuberans
Published
03 Dec 2018
92% complete
CT
Ultrasound