Skip to main content

Getting help with low sample volume

What to do if your tube hasn't filled enough.

Written by Libby

If your collection tube didn’t reach the fill level specified in your kit instructions, contact Rythm’s Customer Experience team for guidance.

The team can review your collection experience, offer tips, and explain your next steps.

The lab needs enough usable sample to run your tests. A tube that appears to contain enough blood may still yield less usable material than required for testing.

Did this answer your question?