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]
Lymphangioleiomyomatosis
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) 8[thorax.bmj.com]
Hemophilia
Hemophilia is a heritable disease of abnormal or incomplete clotting. Hemophilia A is the most common hereditary disease associated with life-threatening bleeding. Hemophilia B is a less common variant of this disease which occurs due to a deficiency of Christmas factor (FIX). Hemophilia presents at birth or during[…][symptoma.com]
Synovial Hemangioma
tissue mass Microscopic (histologic) description Resembles either cavernous hemangioma, lobular capillary hemangioma, arteriovenous hemangioma or venous hemangioma Microscopic[pathologyoutlines.com]
Plain radiograph Plain film findings are generally nonspecific and may be seen a soft tissue mass adjacent to the knee. Accompanying phleboliths may be present.[radiopaedia.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]
Dermatofibrosarcoma Protuberans
The typical appearance is that of an unmineralised, nodular soft-tissue mass involving the skin and subcutaneous adipose tissue.[radiopaedia.org]
X-ray of the pelvis revealed a large soft tissue mass without any foci of calcification and the bones were normal.[ijdvl.com]
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]
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]
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]
Radiological imaging revealed a lytic destruction, periosteal reaction, and pathological fracture of radius and tibia with soft tissue mass.[ncbi.nlm.nih.gov]
Hemophilia B
Synonym: Christmas disease Introduction Haemophilia B is due to a deficiency of clotting factor IX (haemophilia A is due to a deficiency of clotting factor VIII). They are both X-linked recessive conditions. By and large, haemophilia B tends to be similar to haemophilia A but less severe. The gene locus is Xq27.1-q27.2.[…][patient.info]
Chondroma
MRI revealed a lobulated soft tissue mass attaching the flexor tendons. The tumours were entirely removed.[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]
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]
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]
Presents as painful or painless soft-tissue mass. Key Diagnostic Features: Amorphous, cystic, and multilobulated calcification located in periarticular distribution.[ajnr.org]