Factor V Leiden: When to call
Call 911 anytime you think you may need emergency care. For example, call if:
- You have symptoms of a blood clot in your lung (called a pulmonary embolism). These include:
- Sudden chest pain.
- Trouble breathing.
- Coughing up blood.
Call your doctor now or seek immediate medical care if:
- You have signs of a blood clot in your arm or leg. These may include:
- Pain in your arm, calf, back of the knee, thigh, or groin.
- Redness and swelling in your arm, leg, or groin.
Watch closely for changes in your health, and be sure to contact your doctor if you have any problems.