Can an ear infection cause a blood clotCauliflower ear, also known as perichondrial hematoma, is a swelling of the ear caused by a blood clot. This blood clot causes tissue damage that leads to a lumpy appearance that is said to resemble a cauliflower. Rest of the detail can be read here.

Can An Ear Infection Cause A Blood Clot
The trauma leads to a series of small blood clots that block blood flow, leading to tissue damage. Sometimes, the injury pulls the cartilage away from the skin. However, the condition can also occur due to an ear infection, particularly those caused by piercings in the upper portion of the ear.
Are Blood Clots Bad For You?
Blood clots can be both good and bad for our health. Normally, blood clots are life-saving, as the phenomenon prevents excessive spilling of the lifeline in case of an injury. But it can also occur at times when it is not required, causing stroke, heart attack and other problems. What To Do After A Blood Clot?