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Biopsy

All articles tagged with #biopsy

Mole Mistaken for a Freckle Turns Out to Be Melanoma During Pregnancy
health1 month ago

Mole Mistaken for a Freckle Turns Out to Be Melanoma During Pregnancy

A 33-year-old mom-to-be noticed a mole on her back evolving from a benign-looking freckle into malignant melanoma. After a biopsy confirmed cancer, she underwent a wide local excision and a sentinel lymph node biopsy under general anesthesia in late pregnancy, and delivered a healthy baby. Medical guidance notes melanoma can occur during pregnancy but pregnancy itself does not significantly raise risk, and treatment should not be delayed when cancer is diagnosed. Early detection and prompt treatment are crucial for prognosis.

via today.com|
#biopsy#health#melanoma
Persistent mouth sores: a three-week rule that could reveal something serious
health2 months ago

Persistent mouth sores: a three-week rule that could reveal something serious

A mouth ulcer that lasts more than three weeks should be checked by a clinician, as persistent sores can indicate oral cancer or other conditions even though most are harmless. Early diagnosis improves treatment outcomes, and a biopsy may be used to confirm cancer if the ulcer seems suspicious; seek medical care especially if the sore is painful, bleeds, or is accompanied by difficulty swallowing, a lump, or other warning signs.

via The Times of India|
#biopsy#dental-examination#early-detection
Glow-on Scans Trim Unnecessary Prostate Biopsies
health6 months ago

Glow-on Scans Trim Unnecessary Prostate Biopsies

Australian researchers show that PSMA PET/CT scans light up aggressive prostate cancers so clearly that many patients with inconclusive MRI can avoid invasive biopsies, potentially halving biopsy rates without missing clinically significant disease; the Primary2 trial (about 660 men) found that those with negative scans did not need biopsies and those with positive scans had targeted biopsies, with two-year follow-up and increasing availability in Australia and Europe.

via Good News Network|
#biopsy#health#imaging
AI Revolutionizes Cancer Gene Detection from Biopsy Images
technology1 year ago

AI Revolutionizes Cancer Gene Detection from Biopsy Images

Stanford Medicine researchers have developed an AI tool called SEQUOIA that can predict gene activity in tumor cells using standard biopsy images, potentially replacing costly and time-consuming genetic sequencing. This tool, which analyzes over 15,000 genes, could expedite clinical decision-making and reduce healthcare costs. SEQUOIA has shown high accuracy in predicting gene expression and patient outcomes, particularly in breast cancer, but requires further testing and FDA approval before clinical use.

via SciTechDaily|
#ai#biopsy#cancer
"Understanding the Alarming Overdiagnosis of Melanoma"
health2 years ago

"Understanding the Alarming Overdiagnosis of Melanoma"

Melanoma diagnoses have increased significantly in recent years, but experts believe that many of these cases are due to overdiagnosis rather than a true increase in the disease. A study suggests that a majority of people in the United States are receiving unnecessary melanoma diagnoses, leading to unnecessary treatments, financial costs, and emotional distress. Overdiagnosis is particularly common for thin moles on the outermost layer of the skin. There is a lack of scientific evidence supporting regular full-body skin checks, and experts recommend that individuals seek medical evaluation for any new or changing skin spots rather than undergoing routine screenings.

via National Geographic|
#biopsy#dermatology#health
Unraveling the Challenge of Removing Flat Polyps: Insights from Medical Experts
health2 years ago

Unraveling the Challenge of Removing Flat Polyps: Insights from Medical Experts

Flat polyps, which are harder to remove, may require surgery if they show severe dysplasia close to becoming cancer. However, if the pathology is less concerning, a follow-up colonoscopy in six to 12 months may be reasonable. As for the pneumonia vaccine, a reaction to the previous vaccine 15 years ago should not deter a healthy individual from getting the recommended pneumonia vaccine, which is the PVC20 (Prevnar). The benefit outweighs the risk, especially considering the individual's family history with pneumonia.

via OregonLive|
#biopsy#colonoscopy#flat-polyps
AI Outperforms Biopsy in Assessing Rare Cancers, Study Reveals
healthcare2 years ago

AI Outperforms Biopsy in Assessing Rare Cancers, Study Reveals

Artificial intelligence (AI) has shown to be nearly twice as accurate as biopsies in assessing the aggressiveness of rare types of cancer, according to a study by researchers from the Royal Marsden NHS Foundation Trust and the Institute for Cancer Research. The AI algorithm, trained on CT scans of patients with retroperitoneal sarcoma, accurately assessed tumor aggressiveness 82% of the time, compared to 44% for biopsies. The technology also predicted the type of sarcoma in 84% of cases, compared to 65% for radiologists. The researchers believe this approach could improve diagnosis, treatment planning, and outcomes for patients with retroperitoneal sarcoma and potentially other types of cancer.

via TNW|
#ai#biopsy#cancer-diagnosis