Using skin biopsy samples, investigators found that patients with severe COVID-19 had clots in small venous and arterial blood vessels in skin that appears normal. This was not seen in the skin of ...

A minimally invasive test was able to identify pathology in patients at different stages of disease and potentially enable earlier intervention, researchers report. Using skin biopsy samples, ...

A doctor may use several tests to diagnose and stage melanoma, including a physical exam, skin tests, and biopsies. Early diagnosis is key to improving your outlook. Melanoma is an uncommon type of ...

The next time you have a suspicious-looking mole on your back, your dermatologist may be able to skip the scalpel and instead scan the spot with a noninvasive "virtual biopsy" to determine whether it ...

Folks with a suspicious-looking mole or questionable skin lesion often have to endure a scalpel or shaver so their doctor can cut off a sample to send in for biopsy. But a new, noninvasive "virtual ...

Random-pattern skin flaps (RPSFs) receive blood mainly from small subcutaneous vessels rather than a defined axial vessel, leaving them vulnerable to ischemia and hypoxia after surgery.