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 24, 2025 · Some groups recommend people over 75 may consider stopping colon cancer screening. Not everyone agrees. Learn about your colon cancer screening options.

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: …

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 …

Feb 7, 2024 · Treatment Most plantar warts are harmless and go away without treatment, though it may take a year or two in children, and even longer in adults. If you want to get rid of warts sooner, and …

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 …

Jun 5, 2024 · Phantosmia may be caused by a head injury or upper respiratory infection. It also can be caused by aging, trauma, temporal lobe seizures, inflamed sinuses, brain tumors, certain medicines …

Jan 4, 2023 · Overview Even the best-behaved children can be difficult and challenging at times. But oppositional defiant disorder (ODD) includes a frequent and ongoing pattern of anger, irritability, …

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 …