Breast cysts are fluid-filled sacs within the breast tissue and are a common, benign breast condition. They often occur in women between the ages of 35 and 50 and may develop as part of normal hormonal changes. Breast cysts can vary in size and may feel soft or firm. Although they are not cancerous, they can sometimes cause discomfort and …

Male breast cancer is a rare type of cancer that develops in the breast tissue of men. Although breast cancer is much more common in women, men also have breast tissue and can develop malignant tumors. Male breast cancer usually occurs later in life and is often diagnosed at an advanced stage because it is less commonly suspected. The condition …

Inflammatory breast cancer (IBC) is a rare and aggressive form of breast cancer that causes rapid inflammation, swelling, and redness of the breast. Unlike other types of breast cancer, it often does not form a distinct lump and can progress quickly over weeks or months. IBC occurs when cancer cells block lymph vessels in the skin of the breast, leading …

Pediatric brain tumors are growths of cells that start in or near the brain in children. The growths, called tumors, can grow to press on nearby parts of the brain. This can cause symptoms, such as headaches and nausea. Many types of pediatric brain tumors exist. Some grow quickly, and some grow slowly. Some are cancerous, and some aren’t cancerous. …

A brain tumor is an abnormal growth of cells within the brain or surrounding tissues. Brain tumors can be benign, meaning noncancerous, or malignant, meaning cancerous. They may originate in the brain or spread from other parts of the body. Brain tumors can affect brain function by increasing pressure within the skull or interfering with normal nerve activity. Early diagnosis …

Brain metastases occur when cancer cells spread to the brain from another part of the body. They are the most common type of brain tumor in adults and usually develop from cancers such as lung, breast, melanoma, kidney, or colorectal cancer. Brain metastases can affect brain function by increasing pressure inside the skull or damaging surrounding brain tissue. Early diagnosis …

Brain arteriovenous malformation is an abnormal connection between arteries and veins in the brain that bypasses the normal capillary system. This disrupts normal blood flow and oxygen delivery to brain tissue. Brain AVMs are often present at birth and may remain undetected for years. However, they can rupture and cause bleeding in the brain, making early diagnosis and proper management …

Sick sinus syndrome is a group of heart rhythm disorders caused by problems with the heart’s natural pacemaker, known as the sinus node. The sinus node controls the rate and rhythm of the heartbeat. When it does not function properly, the heart may beat too slowly, too fast, or irregularly. Sick sinus syndrome is more common in older adults and …

Bradycardia is a condition in which the heart beats slower than normal, typically fewer than 60 beats per minute in adults. A slow heart rate is not always a problem and can be normal in healthy, physically active individuals. However, when bradycardia prevents the heart from pumping enough oxygen-rich blood to the body, it can cause symptoms and may require …

Brachial plexus injury occurs when the network of nerves that sends signals from the spinal cord to the shoulder, arm, and hand is stretched, compressed, or torn. These injuries can range from mild and temporary to severe and permanent. Brachial plexus injuries commonly result from trauma, childbirth complications, or sports-related accidents and can significantly affect arm movement and sensation. Symptoms …