Once you’ve had a TIA, there’s a 10 percent chance you’ll suffer a full-blown stroke within the next three months, says Dr. Feliks Koyfman, a neurologist and director of stroke services at NewYork-Presbyterian Queens. Ignoring these symptoms could have serious consequences, says Dr. Yet, only 3 percent sought medical care, according to a 2017 study from the American Heart Association. Approximately one in three American adults has experienced a symptom consistent with a “mini-stroke,” sometimes called a transient ischemic attack (TIA).