2025年1月16日 · Hematomas are usually sterile when first formed and the majority remain uninfected. However, superinfection is seen forming a hemorrhagic abscess and is one of the well-recognized complications, and therefore risks, of draining a hematoma. Specific hematomas. aortic intramural hematoma. bladder flap hematoma. breast hematoma. chronic expanding ...

Trauma to distal leg - ankle. C/o nodular swelling above lateral malleolus. Referred for ultrasound.

Hematoma | Radiology Reference Article | Radiopaedia.org

2020年8月2日 · Breast ultrasound. Ultrasound features can be variable. The reported sonographic spectrum includes: fluid collection; solid nodule; cystic nodule; diffuse parenchymal abnormalities; calcified nodule; Treatment and prognosis. Although benign, it requires careful interpretation in the correct clinical context.

2024年11月25日 · Ultrasound crescentic collection with elevation of the chorionic membrane. depending on the time elapsed since bleeding, the collection will have variable echotexture. acute: hyperechoic and may be difficult to differentiate from the adjacent chorion. subacute-chronic: decreasing echogenicity with time

2024年12月16日 · chronic hematomas appear as a hypodensity between the liver and its capsule (and can be differentiated from intra-peritoneal hematoma as these distort the liver architecture) or can be intraparenchymal. acute hematomas/hemorrhage are typically hyperdense (40-60 HU) compared to normal liver parenchyma

2025年2月14日 · Ultrasound. Ultrasound will usually show an irregular, hypoechoic, centrally avascular fluid collection surrounded by a hypervascular rim 2. The central core often shows internal echos that may move with compression 5. CT

2021年12月10日 · Ultrasound might show ill-defined hyperechoic or hypoechoic lesions with or without fibrillar discontinuity and might show associated muscle hematoma. Also, ultrasound can be used for imaging-guided needle aspiration 1,2 .

2024年3月15日 · A subcapsular perirenal hematoma is a form of perirenal hematoma where blood accumulates beneath the renal capsular margin.

The breast ultrasound shows an 8 cm mixed echogenicity mass: clotted blood is echogenic, serum is detected as the anechoic area.