Secretary of State Hillary Clinton is resting at home after suffering from a blood clot in her head following a concussion.
So this raises the question: How common and how serious is the condition she is facing? And how fast is the recovery?
KVUE talked with Dr. James Waldron, Medical Director of the Endovascular Neurosurgery Program at NeuroTexas Institute at St. David's Hospital.
Click the player above to see the full interview with Dr. Waldron.