Oncology Imaging

Medical imaging has become integral to cancer care, assessing the stage and location of cancerous tumors. By utilizing powerful imaging modalities including CT, MRI, MRA and PET/CT, oncology imaging radiologists are able to assist referring physicians in the detection and diagnosis of cancer.

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Home cancer screening tests may cause more harm than good

Just because you can doesn't mean you should, an NBC News editorialist said regarding the FDA's latest approval of an at-home cancer screening kit requiring zero assistance from a doctor. 

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Preoperative axillary ultrasonography can prevent unnecessary lymph node surgery

South Korean researchers found that preoperative axillary ultrasonography (US) can decipher which patients are least at-risk for non-sentinel lymph node (SLN) metastasis—possibly resulting in fewer unnecessary lymph node dissections.

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High-intensity focused ultrasound offers noninvasive treatment for cancer patients

High-intensity focused ultrasound (HIFU) may have the potential to replace drug therapy for cancer patients when combined with surgery, radiation therapy or chemotherapy, according to new research published online in the March-April 2018 issue of Radiographics.

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Point-of-care device may upend traditional thyroid cancer screening methods

A group of international researchers has developed a point-of-care device that may produce a consistent and cost-effective screening method for thyroid nodules.

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'Digistain' technology may transform cancer diagnosis

The new technology promises to eliminate the human subjectivity and variability in grading cancer tumors, according to research published in Convergent Science Physical Oncology.

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Radiomics tops qualitative imaging method in diagnosing rectal cancer

T2 weighted-based radiomics proved superior in classification performance than qualitative assessment and diffusion-weighted (DW) imaging for diagnosing pathologic complete response (pCR) in patients with rectal cancer who received therapy prior to their main treatment, according to a study in Radiology.

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Single PSA screening for prostate cancer does not improve survival rates

One-time prostate-specific antigen (PSA) cancer screenings in men does not improve mortality rates for the disease, according to a study published online March 6 in JAMA.

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Can Zika fight brain cancer? Brazilian researchers think so

Zika virus has had a significant impact in North and South America, most notably by causing microcephaly in babies born to infected mothers. But Brazilian researchers have found the deadly virus may be an effective treatment for glioblastoma—the most common and aggressive form of malignant brain tumor in adults.

Around the web

Positron, a New York-based nuclear imaging company, will now provide Upbeat Cardiology Solutions with advanced PET/CT systems and services. 

The nuclear imaging isotope shortage of molybdenum-99 may be over now that the sidelined reactor is restarting. ASNC's president says PET and new SPECT technologies helped cardiac imaging labs better weather the storm.

CMS has more than doubled the CCTA payment rate from $175 to $357.13. The move, expected to have a significant impact on the utilization of cardiac CT, received immediate praise from imaging specialists.