The presence of blood in your knee, also known as hemarthrosis, can stem from several potential causes, primarily related to injuries within the knee joint.
According to the information provided, here are some of the main reasons why you might find blood in your knee:
- Fracture: You may have fractured a bone within or around the knee joint.
- Kneecap Dislocation: You've dislocated your kneecap (patella).
- Meniscal or Cartilage Tear: You've sustained a significant tear to the meniscus or cartilage in your knee.
