My experience is there is not always a direct correlation. I have had drs that like to use just bloodwork and others who only like to treat the symptoms. Its not a perfect science, so i think to go by what you are feeling is more valuable.
Diagnosed with CD in 2004. Currently taking Pentasa, Entocort, probiotics, fish oil, ultra inflamx powder. Dairy and wheat free diet. Only struggling now with fevers, everyday! No surgeries yet. Tried Mp6-gave me joint pain/tried remicade-gave me pneumonia