Conditions like fluid imbalance or local swelling that lead to puffy or swollen eyelids can cause shadows that make the area under the eyes appear darker. Trauma (a black eye) can cause darkening of the entire eye area. Some people notice that dark circles under the eyes tend to run in families, as well. In most cases, dark circles under the eyes are not a sign of a serious medical condition.
A full-body scanner is a device that detects objects on a person's body for security screening purposes, without physically removing clothes or making physical contact. full-body scanner is a device that detects objects on a person's body for security screening purposes, without physically removing clothes or making physical contact.
Tests: 1  Blood tests may show infection, or they may provide information about your overall health. 2  A chest x-ray may show fluid around your lungs or signs of infection. 3  A CT scan , or CAT scan, takes pictures of your lungs.  An ultrasound of the chest uses sound waves to show pictures of your lungs on a monitor. An ultrasound may help healthcare providers find extra pleural fluid or the cause of it. A thoracentesis is a procedure to take fluid out of your chest. You are given numbing medicine, and then a needle is put between your ribs.