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Ct Scan

All articles tagged with #ct scan

AI radiomics flags pancreatic cancer years before diagnosis
science26 days ago

AI radiomics flags pancreatic cancer years before diagnosis

Researchers at Mayo Clinic and MD Anderson developed REDMOD, an AI radiomics model that analyzes CT scans to detect pancreatic cancer years before diagnosis, flagging 46 of 63 pre-diagnosis cases (about 73%) an average of 16 months early (some up to 3 years) and outperforming radiologists, who identified signs in 38.9% of cases. The system also produced 81 false positives among 430 healthy controls. While promising across multiple datasets, researchers caution that larger, more diverse validation and smoother clinical integration are needed before use in routine care.

via ScienceAlert|
#ai#ct-scan#early-detection
Tracer-enhanced CT scan shows promise for early endometriosis detection
health27 days ago

Tracer-enhanced CT scan shows promise for early endometriosis detection

Oxford researchers tested a CT scan paired with the tracer maraciclatide to spot early endometriosis. In a small pilot, the technique correctly detected endometriosis in 16 of 19 cases and matched 14 of 17 surgically confirmed diagnoses, suggesting a non-invasive path to earlier diagnosis. If confirmed in larger studies, it could shorten the current diagnostic journey that often requires invasive laparoscopy and help patients start treatment sooner.

via BBC|
#ct-scan#early-diagnosis#endometriosis
Scientists Reveal Secrets of 3,000-Year-Old Crocodile Mummy
science4 months ago

Scientists Reveal Secrets of 3,000-Year-Old Crocodile Mummy

Scientists used non-invasive CT and X-ray technology to examine a 3,000-year-old Egyptian crocodile mummy, revealing it was likely sacrificed and providing insights into ancient Egyptian rituals and their reverence for crocodiles, including findings of a fish and stones in its stomach that suggest it was caught and sacrificed shortly before death.

via The Daily Galaxy|
#ancient-egypt#archaeozoology#crocodile-mummy
Balancing Risks and Reassurances of CT Scan Radiation and Cancer
health11 months ago

Balancing Risks and Reassurances of CT Scan Radiation and Cancer

A recent study analyzing 93 million CT scans in 2023 estimates that the radiation from these scans could lead to approximately 103,000 future cancers in the US, with higher risks in infants and children, and emphasizes the importance of justifying each scan and considering alternatives like MRI or ultrasound to reduce unnecessary radiation exposure, while acknowledging the critical diagnostic benefits of CT scans in urgent and complex cases.

via Daily Kos|
#cancer#ct-scan#health
Optimizing Lung Cancer Care: Guidelines, Screening, and Lifestyle Tips
health2 years ago

Optimizing Lung Cancer Care: Guidelines, Screening, and Lifestyle Tips

The American Cancer Society has issued new guidelines for lung cancer screening, expanding the criteria beyond just cigarette smokers. The guidelines now recommend that individuals between the ages of 50-80 with a 20-pack-year history or more should receive a yearly low-dose CT scan to screen for lung cancer. This change is estimated to increase the number of eligible individuals by about 5 million and could prevent an additional 21% of lung cancer deaths compared to the current recommendations. However, insurance coverage for these screenings may vary, so it is important to consult with a primary care provider to determine eligibility and coverage.

via KPRC Click2Houston|
#american-cancer-society#ct-scan#health
Stunning facial reconstruction reveals the captivating features of a Neanderthal man
anthropologyarchaeology2 years ago

Stunning facial reconstruction reveals the captivating features of a Neanderthal man

Forensic artists have created a digital facial approximation of the "old man" Neanderthal, whose nearly complete skeleton was discovered in France in 1908. Using CT scan data and measurements from a human skull, the artists reconstructed the face shape, skin, and muscles of the Neanderthal. The new reconstruction offers a more accurate and humanized depiction of the ancient man, challenging previous exaggerated ape-like portrayals. This advancement in facial reconstruction provides new insight into the anatomy and physiology of Neanderthals, highlighting their similarities and differences to modern humans.

via Livescience.com|
#ancient-humans#anthropologyarchaeology#ct-scan
"Stunning Facial Reconstruction Brings Neanderthal 'Old Man' Back to Life"
archaeologyanthropology2 years ago

"Stunning Facial Reconstruction Brings Neanderthal 'Old Man' Back to Life"

Forensic artists have created a digital facial approximation of a Neanderthal known as the "old man" based on CT scan data of his skull. The Neanderthal, who lived between 47,000 and 56,000 years ago, had hallmark traits such as an oversize brow ridge and large eye orbits. The facial approximation provides a more accurate and humanized representation compared to previous exaggerated reconstructions. This new perspective reflects evolving knowledge about Neanderthals, showing their similarities to modern humans in anatomy and behavior.

via Yahoo Life|
#archaeologyanthropology#ct-scan#evolutionary-biology