In results, several patients have received red blood cell transfusions.
She received blood transfusions every few days, with increasing frequency over the last three months.
Twelve percent of the adults said they had received blood transfusions.
The concern expressed by some officials this week is for those who received transfusions from 1978 to the spring of 1985.
But what risk the virus might pose to the 4.5 million Americans who receive blood transfusions every year is difficult to determine.
Before death, this person had received multiple blood transfusions.
Despite this risk, only about a quarter of patients with significant anemia received transfusions, the researchers said.
Patients who received blood transfusions before 1992 are at increased risk of developing hepatitis C infection.
My patient admitted to promiscuity and had received multiple blood transfusions in the early 1980's.
More than three million Americans will receive blood transfusions this year, and many of them will be terrified.