The test results were already out when Brook and the others arrived.
Sylvia had a strong cold, a high fever, and an unknown bacterial infection, which made her extremely tired. This was confusing for the Williams family. Sylvia was usually healthier than most people. So, why did she suddenly get such a bad cold with a bacterial infection?
"Where's Eric?" Connor asked. It was only then they all realized that Eric was missing.
Brook wanted to phone Eric, but Sylvester stopped him. Eric didn't