Soft-tissue-mass: Causes & Reasons

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Possible Causes for soft tissue mass

Fibroma

Classic fibroma of tendon sheath occurred in 5 males and 5 females (median age 67 years, range 23-77 years) as soft tissue masses of the hand (n 4), finger (n 3), forearm [ncbi.nlm.nih.gov]

The lesion may very rarely appear as a superficial bone lesion arising from the periosteum; in such cases, a soft tissue mass with changes in the adjacent bone is evident. [ncbi.nlm.nih.gov]

Magnetic resonance imaging (MRI) showed a well-defined soft tissue mass with low to intermediate signal intensity on T1-weighted images, heterogeneously low signal intensity [ncbi.nlm.nih.gov]

Ganglion Cyst

Several soft tissue masses present in a similar fashion but can be rule out based on their defining characteristics. [maplewoodpodiatry.com]

Ganglion Cyst is one the most common soft tissue masses affecting the hand and wrist and can affect people of any age. [schoen-clinic.co.uk]

They are the most common soft tissue mass of the hand and wrist, affecting 55 out of every 100,000 people each year. [ucsfhealth.org]

Lymphangioleiomyomatosis

Omental soft tissue mass lesion is seen with heterogeneous enhancement as well as peritoneal masses seen abutting the anterior abdominal wall. [radiopaedia.org]

Detecting lymphangiomyomas as soft tissue masses of fat density on CT scanning can strengthen the diagnosis of LAM when a tissue biopsy has not been performed. [doi.org]

Extrapulmonary features include lymph node masses, cystic soft tissue masses,26 27 and chylous ascites in up to a third of patients.1 25 Uterine fibroids (leiomyomas)8and [thorax.bmj.com]

Hemophilia

Fetal Pediatr Pathol. 2015;34(4):248-51. doi: 10.3109/15513815.2015.1051250. Epub 2015 Jun 24. Author information 1 Clinic for Ginecology and Obstretics, Clinical Centre of Serbia, Department Neonatology, Belgrade, Serbia. Abstract Hemophilia is the most common inherited coagulation disorder, and approximately one-half of[…] [ncbi.nlm.nih.gov]

Bone Lymphoma

Despite this variability, the presence of a solitary, permeative, metadiaphyseal lesion with a layered periosteal reaction on plain radiographs and a soft-tissue mass on MR [ncbi.nlm.nih.gov]

A soft-tissue mass is also seen. [dx.doi.org]

Herein we present a case of diffuse B-cell-type malignant lymphoma manifested as a large soft-tissue mass of the leg, via metastasis of primary non-Hodgkin's lymphoma of the [ncbi.nlm.nih.gov]

Malignant Neoplasm of the Bone

No cortical erosion or soft-tissue mass was seen. [slideshare.net]

Cleavage plane. • /- soft tissue mass. [slideshare.net]

MRI may show a soft-tissue mass. Bone scan may also be done. [merckmanuals.com]

Synovial Hemangioma

tissue mass Microscopic (histologic) description Resembles either cavernous hemangioma, lobular capillary hemangioma, arteriovenous hemangioma or venous hemangioma Microscopic [pathologyoutlines.com]

Plain radiographs showed a soft tissue mass around the elbow with scat- tered nodular intraarticular calcificati ons. [file.scirp.org]

[…] year old man Gross description Tumor usually confined to intra-articular synovium, may be in adjacent bursa Gross images Images hosted on other servers: Heavily pigmented soft [pathologyoutlines.com]

Chondroma

MRI revealed a lobulated soft tissue mass attaching the flexor tendons. The tumours were entirely removed. [ncbi.nlm.nih.gov]

We report a patient who presented with left lumbar radiculopathy, and a peripherally-enhancing dumbbell shaped soft tissue mass involving both the intraspinal and extraspinal [ncbi.nlm.nih.gov]

Plain radiographic or CT scan studies demonstrate a large soft tissue mass with calcifications and central ossification, characteristic features of these tumors. [ncbi.nlm.nih.gov]

Tendon Sheath Giant Cell Tumor

[…] in the hand • Usually asymptomatic • Mass usually found in soft tissue near tendon Prevalence • Fairly common • Slight predilection for women Age • 3rd-5th decades Sites [tumorsurgery.org]

GCTTS is a slow-growing soft tissue mass that develops over a period of months to years. The common clinical presentation is a painless, firm mass. [e-aps.org]

tissue mass. [ssjournals.com]

Hibernoma

Although hibernomas are rare, they are important entities and should be considered in the differential diagnosis of a soft-tissue mass of the head or neck. [ncbi.nlm.nih.gov]

Abstract Hibernomas are rare benign soft-tissue tumors containing brown fat. Clinically, they present as slow-growing, painless soft-tissue masses. [ncbi.nlm.nih.gov]

We present a case of a 19-year-old man referred to surgical oncology for evaluation of a large soft tissue mass near the apex of his right scapula. [ncbi.nlm.nih.gov]

Pigmented Villonodular Synovitis

RESULTS: Among the eight subjects, 8 (100%) demonstrated soft tissue mass and enhancement after contrast administration, 6 (75%) appeared as all or focal areas of noncontrast [ncbi.nlm.nih.gov]

PVNS should be considered as a possible cause of soft tissue masses arising from the facet joints, with variable degrees of nerve root or spinal cord compression. [ncbi.nlm.nih.gov]

Magnetic resonance image scans revealed a multinodular soft tissue mass with low signal intensity on both T1- and T2-weighted images. [ncbi.nlm.nih.gov]

IgG4-Related Retroperitoneal Fibrosis

tissue mass. [ncbi.nlm.nih.gov]

Computed tomography (CT) revealed left hydronephrosis and a thick retroperitoneal soft tissue mass around the ureteropelvic junction, suspicious of renal pelvic cancer. [ncbi.nlm.nih.gov]

Coincidentally, a soft tissue mass surrounding the abdominal aorta, suggesting retroperitoneal fibrosis, was identified. [ncbi.nlm.nih.gov]

Dermatofibrosarcoma Protuberans

The typical appearance is that of an unmineralised, nodular soft-tissue mass involving the skin and subcutaneous adipose tissue. [radiopaedia.org]

The typical appearance is that of an unmineralized, nodular soft-tissue mass involving the skin and subcutaneous adipose tissue. [radiopaedia.org]

These computed tomographic scans reveal a well-defined soft tissue mass in the anterosuperior aspect of the right orbit (arrows in A and B ). [jmedicalcasereports.com]

Extraskeletal Myxoid Chondrosarcoma

The tumour is usually a well-defined, multinodular soft-tissue mass without calcifications. [ncbi.nlm.nih.gov]

A 43-year-old Japanese man presented with a soft tissue mass in his right thigh. A physical examination and radiography revealed a large soft tissue mass. [ncbi.nlm.nih.gov]

This is a case of a 46-year-old woman who presented with a soft tissue mass in the left vulva and underwent local excision. [ncbi.nlm.nih.gov]

Fibrodysplasia Ossificans Progressiva

[…] of soft-tissue masses that develop in response to inflammation or trauma. [ncbi.nlm.nih.gov]

CT scan of the patient before calcification shows soft tissue masses in the posterior scapula region, prominent on the left side and a paraspinal soft tissue mass in the left [ncbi.nlm.nih.gov]

Patients are often subjected to biopsy of the soft-tissue masses. The pathology of the fibrodysplasia ossificans progressiva is often confused with sarcoma. [ncbi.nlm.nih.gov]

Retractile Mesenteritis

Axial CT scan shows an irregular soft-tissue mass in the root of the mesentery (arrowheads). Figure 3a. Sclerosing mesenteritis. [pubs.rsna.org]

tissue mass with desmoplastic reaction “Stellate” appearance with calcification within mass Encasement of mesenteric vessels (especially portomesenteric veins) with resultant [clinicalgate.com]

The mesentery may appear to have increased attenuation with small nodes but without evidence of a discrete soft-tissue mass (,Fig 1). [pubs.rsna.org]

Chondrosarcoma

The presence of cortical destruction or a soft-tissue mass is indicative of malignancy. [emedicine.com]

tissue mass Cortical permeation and a soft tissue mass in 70% of cases Ill-defined, lytic intraosseous lesion Or extraosseous soft tissue mass Devoid of calcifications in [tumorsurgery.org]

CT of the right side of the upper abdomen demonstrates the expansile tumor with a large, associated soft-tissue mass containing foci of calcification. [emedicine.com]

Tumoral Calcinosis

tissue mass associated with chronic renal failure and secondary hyperparathyroidism. [ncbi.nlm.nih.gov]

Progressively enlarging, juxta-articular, calcified, nodular soft-tissue masses Mostly occurs in 1st or 2nd decade Equal M:F Predominantly African-Americans Normal calcium [learningradiology.com]

tissue masses with well-defined capsules and thick septae masses are filled with calcareous material (calcium phosphate, calcium carbonate and calcium hydroxyapatite) and [orthobullets.com]

Exostosis

The MRI depicted a small, sharp exostosis tip of the dorsal distal femur with a surrounding soft-tissue mass. [ncbi.nlm.nih.gov]

[…] to accepted guidelines for the diagnosis of a soft tissue mass[ 11 ] - and a CT angiography if the soft tissue mass is located adjacent to blood vessels - to be obtained [bmcresnotes.biomedcentral.com]

[…] symptomatic lesion, may be caused by irritation of overlying soft tissues which may go on to form a fluid filled bursa; - bursal fluid may be mistaken for a soft tissue mass [wheelessonline.com]

Peritoneal Fibrosis

Juxtarenal abdominal aortic aneurysm with adjacent soft tissue mass along the left lateral aspect of the aorta (arrowhead). Figure 3. [circ.ahajournals.org]

tissue mass around the dilatated aorta Inflammatory aortic aneurysm: Leaking aneurysm mimicking an inflammatory AAA and a left common iliac art aneurysm [ultrasoundcases.info]

The soft tissue mass is usually dark on T1W and T2W unless there is an active inflammation whereby the T2W images can be hyperintense. [radiopaedia.org]

Juxtacortical Osteosarcoma

Common radiographic findings include a soft-tissue mass with periosteal reaction, cortical erosion, and cortical thickening. [posterng.netkey.at]

tissue mass formation – common Ossification within is frequent CT/MR Marrow infiltration, soft tissue mass, response to therapy Dr. [authorstream.com]

No definite soft-tissue mass is demonstrated. [radiologykey.com]

Melorheostosis

Enhancement after intravenous gadolinium was seen in all patients imaged with soft tissue masses (n 2). [ncbi.nlm.nih.gov]

Melorheostosis can be a source of significant morbidity when the foot and ankle are involved, especially when complicated by symptomatic soft-tissue masses. [ncbi.nlm.nih.gov]

This disease is associated with ossified and non-ossified soft tissue masses surrounding the joints. [ncbi.nlm.nih.gov]

Synovial Chondrosarcoma

On MR imaging, the lobulated contours of the soft tissue mass suggested synovial chondromatosis. [ncbi.nlm.nih.gov]

40-70 years Commonly involves knee and hip Distant metastases in lungs Imaging: Differentiation from synovial osteochondromatosis is difficult Radiograph: Intraarticular soft-tissue [musculoskeletal-radiology.blogspot.com]

Keywords Synovial chondrosarcoma Synovial chondromatosis Intraarticular soft tissue mass MRI Histology This is a preview of subscription content, log in to check access. [link.springer.com]

Retroperitoneal Fibrosis

tissue mass. [ncbi.nlm.nih.gov]

Herein we report a 57-year-old man with lower extremity edema and swelling in the scrotum who was found to have a periaortic soft tissue mass and hydronephrosis by computed [ncbi.nlm.nih.gov]

Computed tomography (CT) revealed left hydronephrosis and a thick retroperitoneal soft tissue mass around the ureteropelvic junction, suspicious of renal pelvic cancer. [ncbi.nlm.nih.gov]

Merkel Cell Carcinoma

KEYWORDS: Merkel cell carcinoma; dermatologic ultrasound; neuroendocrine tumors; oncology; skin ultrasound; soft tissue masses; superficial structures [ncbi.nlm.nih.gov]

A, Axial, unenhanced CT scan through the inferior turbinate shows a large, homogeneous soft-tissue mass in the right nasal fossa. [ajnr.org]

Blacksin, Doo-Hoe Ha, Meera Hameed and Seena Aisner, Superficial Soft-Tissue Masses of the Extremities, RadioGraphics, 26, 5, (1289), (2006). L.A. Mills, A.J. [doi.org]

Alveolar Soft-Tissue Sarcoma

tissue mass with lobulated contour. [karger.com]

tissue masses on CT [3]. [scirp.org]

Synovial sarcoma is a nodular or lobulated soft-tissue mass. [spandidos-publications.com]

Prostate Rhabdomyosarcoma

Figure 1: Computed tomography of prostate showed homogenous soft tissue mass measuring 4x5cm in size (arrow). [peertechz.com]

CT scan and MRI study usually reveal a large soft-tissue mass with areas of necrosis replacing the whole prostate, but the radiological differential diagnosis with prostate [ccij-online.org]

The prostatic acid phosphatase (PAP) were also within normal limits.Computed tomography of prostate showed homogenous soft tissue mass measuring 4x5cm in size (Figure 1). [peertechz.com]

Synovial Sarcoma

A 19-year-old patient was referred to our clinic by another hospital in Bucharest, Romania, for a soft tissue mass in the left upper thigh. [ncbi.nlm.nih.gov]

(b) Axial CT scan also reveals the extensively calcified soft-tissue mass (arrows). [pubs.rsna.org]

tissue mass, especially if it has an unusual clinical appearance to avoid an unplanned excision. [ncbi.nlm.nih.gov]

Mazabraud Syndrome

Biopsy of the soft-tissue mass and proximal humerus was conducted because of the possibility of the presence of malignancy. [ajronline.org]

tissue masses. [roentgenrayreader.blogspot.com]

The patient presented with a soft tissue mass at the anteromedial mid part of the left thigh. [ncbi.nlm.nih.gov]

Osteoblastoma

tissue mass and epidural disease is extensive [orthopaedicsone.com]

A soft tissue mass may accompany this lesion but the soft tissue component is usually contained by the periosteum. [tumorsurgery.org]

[…] or soft tissue atrophy may be present Direct palpation often localizes a lesion, even when it cannot be seen on a plain radiograph Neurologic deficit rare, but can occur [orthopaedicsone.com]