[blueplum]

I found at least a somewhat plausible reason that the CDC might not have tested. It seems we have NL63 floating about:

This case was diagnosed Dec 23:
https://nypost.com/2020/01/23/california-girl-aliyah-cardoza-hospitalized-with-strain-of-coronavirus/

another coronavirus that attacks the heart:
https://en.wikipedia.org/wiki/Human_coronavirus_NL63

[LilFarmer]

Sadly in a few days it won’t matter, cases like this will be popping up like wildfire all over the country.