My d-dimer is a 426 & for my hospital it's 600 for it to be high is my number going 426 because it's a clot forming?

We All Make Clots: Numbers are numbers.They have to be contextualized, i.e. placed in perspective in relation to the specific situation,i.e. what's going on with you, i.e. what are your risk factors, i.e. your symptoms,your situation, your past history, i.e. how worried they may be, i.e. they did the test for a reason, i.e. with any doubt, repeat the damned test & look for trend or cut to the chase & make a decision