Hepatocellular carcinoma | Radiology Reference Article
2024年4月10日 · Hepatocellular carcinoma is the fifth most common cancer in the world and is the third most common cause of cancer-related death (after lung and stomach cancer). The incidence of hepatocellular carcinoma is rising, largely attributable to a rise in hepatitis C infection 2.
Radiopaedia.org, the peer-reviewed collaborative radiology resource
Radiopaedia.org, the peer-reviewed collaborative radiology resource
Radiopaedia.org, the peer-reviewed collaborative radiology resource
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Hepatic adenoma | Radiology Reference Article - Radiopaedia.org
2024年1月3日 · Ultrasound. A hepatic adenoma usually presents as a solitary, well-demarcated, heterogeneous mass. Echogenicity is variable 3: hypoechoic: 20-40%. hyperechoic: ≤30%, often due to fat 3,8. A hypoechoic halo of focal fatty sparing is also frequently seen. color Doppler: may show perilesional sinusoids. contrast-enhanced ultrasound 16: arterial ...
Cholangiocarcinoma | Radiology Reference Article - Radiopaedia.org
2024年7月13日 · Cholangiocarcinoma is the third most common primary hepatobiliary malignancy after hepatocellular carcinoma (HCC) and gallbladder cancer 23. They tend to have a poor prognosis and high morbidity.
Focal nodular hyperplasia | Radiology Reference Article
2024年6月30日 · Ultrasound. The echogenicity of both focal nodular hyperplasia and its scar is variable, and it may be difficult to detect on ultrasound. Some lesions are well-marginated and easily seen whereas others are isoechoic with surrounding liver.
Hepatic metastases | Radiology Reference Article - Radiopaedia.org
2024年5月23日 · Ultrasound, CT, and MRI are helpful in detecting hepatic metastases and evaluation across multiple post-contrast CT series, or MRI pulse sequences are necessary.
Hepatic hemangioma | Radiology Reference Article
2024年5月15日 · General imaging differential considerations for a hemangioma depend on the imaging modality and the patient's history, but may include: focal hepatic steatosis : geographic hyperechoic lesion without mass effect or distortion of vessels (ultrasonography), requires dynamic phase CT or MRI for differentiation
Cirrhosis | Radiology Reference Article - Radiopaedia.org
2024年6月2日 · Cirrhosis can be diagnosed with ultrasound, CT, and MRI, and these imaging modalities can also be used to evaluate for possible complications of cirrhosis, such as portal hypertension or hepatocellular carcinoma.
Hyperechoic liver lesions | Radiology Reference Article
2024年7月23日 · A hyperechoic liver lesion on ultrasound can arise from a number of entities, both benign and malignant. A benign hepatic hemangioma is the most common entity encountered, but in patients with atypical findings or risk …
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