Leg swelling can come from many causes including heart failure, blood clots, infections, and circulation problems. Learn how doctors evaluate swollen legs.

Hypertensive emergency occurs when extremely high blood pressure begins damaging organs such as the brain, heart, lungs, or kidneys.

Congestive heart failure happens when the heart cannot pump blood effectively, causing fluid buildup in the lungs and body. Learn the symptoms and treatments.

A Complete Blood Count, or CBC, is one of the most common blood tests in emergency medicine. It measures white blood cells, red blood cells, and platelets to help detect infection, anemia, bleeding, and inflammation. Simple test. Important clues.

When the heart is under strain, it releases chemical signals into the bloodstream. proBNP is one of them. In the emergency department, this test helps us determine whether shortness of breath is coming from heart failure or another cause. It is powerful when interpreted in context.