My 6 year old son has a high glucose/serum 106, bun level 22, bun/creatinine ratio 43, triglycerides 84, is this normal to be alittle high in range?

Here are some... You should refer your questions & concerns to his pediatrician who possesses more of his pertinent information than anyone online. Besides it is useful to always correlate the lab findings with individual clinical profile and compare with prior tests serially. To make a question easy to answer, always stress the specifics & relevance with sequence of events in the question. Best wish...
BUN/CREATININE RATIO. Is slightly elevated but the rest of the results are normal.