3 doctors weighed in:

Trace blood in urine before menstration? Does an upcoming period cause a few days of trace blood in urine?

3 doctors weighed in
Dr. Bruce Rothschild
Internal Medicine - Rheumatology
2 doctors agree

In brief: Yes

Yes, the menstruation may not yet be obvious.

In brief: Yes

Yes, the menstruation may not yet be obvious.
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