Splenomegaly | Radiology Reference Article | Radiopaedia.org
2024年8月5日 · Ultrasound. On sonographic assessment, a length of 12 cm is generally considered the upper limit of normal 15. On ultrasound the prolate ellipsoid formula is used most commonly 13: spleen volume (cm 3) = 0.52 × length × anteroposterior dimension × width (cm) A modified formula has been proposed to improve accuracy 14:
Splenic ultrasound | Radiology Reference Article - Radiopaedia.org
2023年6月17日 · Splenic ultrasound is a non-invasive diagnostic imaging method that uses high-frequency sound waves to visualize and assess the size, shape, structure, and potential abnormalities of the spleen.
Spleen | Radiology Reference Article - Radiopaedia.org
2024年12月20日 · Size and weight vary from person to person but on average, the spleen is around 2.5 cm thick, 7.5 cm broad and 12 cm long. Its volume is on average between 100 and 300 cm 3,12. For pediatric measurements, see the article spleen size (pediatric)
Spleen size (pediatric) | Radiology Reference Article
2022年6月14日 · Spleen size (pediatrics) The spleen size varies with a child's age. The three numbers below represent the 10 th percentile, median , and 90 th percentile for the long axis of the spleen (cm) 1-3:
Normal radiological reference values - Radiopaedia.org
2021年5月20日 · adult >50 years: gradual decrease in size; portal vein: <13 mm diameter; prevertebral soft tissue thickness (lateral c-spine x-ray): 7 mm at C2; 2 cm at C7; easiest way to remember is "7 at 2 and 2 at 7" prostate volume: <25-30 mL; pulmonary artery. descending branch of right pulmonary artery: <16 mm (males) <15 mm (females) main pulmonary ...
Zebra spleen | Radiology Reference Article - Radiopaedia.org
2024年12月17日 · Zebra spleen, also referred to as psychedelic spleen, tigroid splenic enhancement or more correctly inhomogeneous splenic enhancement, refers to the transient heterogeneous parenchymal enhancement of the spleen during the arterial or early portal venous phases of contrast enhancement in CT, MRI, or ultrasound imaging.
Splenic infarction | Radiology Reference Article - Radiopaedia.org
2023年12月22日 · The appearance of splenic infarction depends on the timing of imaging and the size of the infarct. Although once the infarct has become established, both ultrasound and CT are sensitive to the diagnosis, in the hyperacute setting CT with contrast is the modality of choice if the diagnosis is suspected 9 .
Splenic hemangioma | Radiology Reference Article - Radiopaedia.org
2023年5月9日 · Ultrasound Hemangiomas can have a variety of sonographic appearances depending on their exact histological composition (i.e. hypo, iso or hyperechoic). The dominant pattern, however, is considered to be a homogeneous echotexture that is predominantly hyperechoic 11 .
Autosplenectomy | Radiology Reference Article - Radiopaedia.org
2023年7月19日 · Ultrasound. Ultrasound will either not be able to demonstrate a spleen at all, or identify a small irregular and shadowing nodule in the splenic bed. CT. CT easily identifies the abnormally small and irregular splenic remnant, which is usually calcified. Nuclear medicine. Technetium-99m liver-spleen scans fail to demonstrate any splenic uptake.
Splenic calcification | Radiology Reference Article - Radiopaedia.org
2024年6月28日 · Splenic calcifications can occur in various shapes and forms and can arise from a myriad of etiological factors. The usual calcifications observed in radiographs are the multiple, miliary form presenting as numerous small rounded densities avera...
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