An embolism is anything that blocks a blood vessel and makes it difficult or impossible for your blood to flow normally. One type of embolism is a “fat” embolism. These happen when fat particles get ...

Petechiae are tiny red, flat spots that appear on your skin. They are a sign of blood leaking from capillaries under your skin. Capillaries are the tiniest blood vessels that connect arteries to veins ...

With petechiae, you may notice tiny red, purple, or brown spots that occur when capillaries break under your skin. Seek ...

A fat embolism happens when there is fat in the circulatory system, including the veins or arteries. It usually happens after a bone injury, when fat surrounding the bone and muscle gets into broken ...