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General surgery news

First-in-human trial primes immune system to accept donor livers

UPMC and University of Pittsburgh clinician-scientists have weaned and kept multiple liver transplantation patients off of all immunosuppressant drugs for more than three years through a first-in-human clinical trial of a ...

Innovative surgery relieves chronic leg and arm swelling

Advances in cancer treatment mean more people are living longer after a cancer diagnosis. But some survivors develop lymphedema—long-term swelling in the arms, hands, legs or feet that can cause pain, limit movement and raise ...

How long does a transplanted heart last?

Heart transplant surgeon Raymond Lee, MD, explains what patients can expect after a heart transplant—including how long the heart will last. The average lifespan of a transplanted heart is about 10 years, though outcomes ...

An injectable particle could make surgery safer for infants

Biomedical researchers have designed an injectable microgel to help reduce bleeding in infants who require surgical care. In an animal model, the engineered microgel reduced bleeding by at least 50%. The paper, "Hemostatic ...

Q&A: Gassing up bioengineered materials for wound healing

Biomaterials are specifically engineered to support tissue, nerve and muscle regeneration across the body, yet physicians and researchers have limited control over the size and connectivity of the internal pores that transfer ...

The diamonds that could find cancer

University of Warwick researchers have built a new diamond-based magnetic field sensor that could be used to better find tumors through tracing magnetic fluid injected into the body.

Surgeons are at higher risk of cancer, study suggests

Harvard Medical School investigators have discovered that U.S. surgeons have a cancer mortality rate more than two times that of nonsurgeon physicians and around 20% higher than most non-physician workers. While still maintaining ...