2 doctors weighed in:

Does it normally take 3 days for blood cultures to come back?

2 doctors weighed in
Dr. Simon Tsiouris
Internal Medicine - Infectious Disease
1 doctor agrees

In brief: It can

Most labs will hold and incubate blood cultures for a full week.
Results can come back in a little as a day or two or can take a week.

In brief: It can

Most labs will hold and incubate blood cultures for a full week.
Results can come back in a little as a day or two or can take a week.
Dr. Simon Tsiouris
Dr. Simon Tsiouris
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