Items tagged “sarcoma”
22 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 a...
Case
Ewing sarcoma - proximal femur
Diagnosis almost certain
Published 16 Dec 2009
56% complete
Nuclear medicineCTMRI
Case
Ewing sarcoma - acetabulum
Diagnosis certain
Published 16 Dec 2009
75% complete
MRIX-rayCTNuclear medicine
Case
Ewing sarcoma - distal femur
Diagnosis almost certain
Published 16 Dec 2009
64% complete
X-rayCT
Case
Ewing sarcoma - pelvis
Diagnosis almost certain
Published 16 Dec 2009
69% complete
X-rayNuclear medicineCTMRI
Article
Ewing sarcoma
Ewing sarcomas are the second most common malignant primary bone tumors of childhood after osteosarcoma, typically arising from medullary cavity with invasion of the Haversian system. They usually present as moth-eaten destructive permeative lucent lesions in the shaft of long bones with large s...
Case
Prostatic sarcoma
Diagnosis certain
Published 27 May 2010
80% complete
CT
Article
Leiomyosarcoma
Leiomyosarcomas (LMS) 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 a soft tissue tumor and account for ~8% of malignant soft tissue tumors 10.
Pathology
Location
Leiomyosa...
Case
Prostate sarcoma
Diagnosis certain
Published 10 Oct 2010
92% complete
CT
Article
Carcinosarcoma
Carcinosarcomas are highly malignant biphasic tumors with both carcinomatous (epithelial) and sarcomatous (bone, cartilage, or skeletal muscle) components.
Pathology
It can arise in many organs:
lung 5: pulmonary carcinosarcoma
esophagus 1: esophageal carcinosarcoma
genitourinary tract 2
...
Case
Soft tissue Ewing sarcoma
Diagnosis certain
Published 07 Mar 2013
89% complete
MRI
Article
Angiosarcoma (bone)
Angiosarcoma of bone is a malignant vascular tumor of bone. These are rare and account for less than 1% of malignant bone tumors. The majority of these tumors arising in bone are primary; however, a tiny percentage is either radiation-induced or associated with bone infarction
Epidemiology
Mos...
Case
Sarcoma causing impingement of brachial plexus
Diagnosis certain
Published 08 Jul 2015
91% complete
MRI
Case
Sarcomatoid renal cell carcinoma
Diagnosis certain
Published 21 Dec 2014
93% complete
CTUltrasound
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
Diagnosis certain
Published 19 Oct 2015
94% complete
X-ray
Case
Synovial sarcoma
Diagnosis almost certain
Published 19 Jan 2018
74% complete
MRIX-ray
Case
Ewing sarcoma - extraskeletal
Diagnosis certain
Published 07 Jul 2018
92% complete
Annotated imagePathologyPhotoCTMRI
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...
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