Dec 20, 2025 · If you have an erection lasting more than four hours, you need emergency care. The emergency room doctor will determine whether you have ischemic priapism or nonischemic priapism. …

Victoria E. Clark, M.D., Ph.D., is a Senior Associate Consultant in the Department of Neurologic Surgery and the State of Florida Endowed Chair of Cancer Research at the Mayo Clinic's Florida campus. Dr. …

Dec 12, 2025 · You know what M.D. means, but what does D.O. mean? What's different and what's alike between these two kinds of health care providers?

May 10, 2024 · Animal bites might be caused by pets — such as cats, dogs, hamsters and turtles. Or bites may be from farm animals or wild animals. The type of care needed depends on how deep the …

Oct 14, 2025 · Lice are tiny, wingless insects that feed on human blood. Lice spread from person to person through close contact and by sharing clothes and other items. There are three types of lice: …

Nov 28, 2024 · Learn about symptoms, causes, treatment and self-care tips for this group of rare conditions that causes blisters and sores on the skin or mucous membranes.

May 17, 2024 · A black eye is bruising caused by bleeding in the tiny blood vessels in the skin surrounding the eye. Most injuries that cause a black eye aren't serious. But a black eye could be a …

Feb 5, 2022 · Classifying TBI severity Many medical centers use the VA/DoD Clinical Practice Guideline for the Management and Rehabilitation of Post-Acute Mild Traumatic Brain Injury (mTBI), based on …

Jul 24, 2024 · Overview A breast self-exam for breast awareness is a check of your breasts that you do on your own. To help increase your breast awareness, you use your eyes and hands to learn if there …

Dec 24, 2025 · Symptoms Blood in the urine can look pink, red or cola-colored. Red blood cells cause the urine to change color. It takes only a small amount of blood to turn urine red. The bleeding often …