Normal Range Examples.. What is the normal range for blood glucose in a healthy adult? Can you provide me with the normal range for creatinine levels in a 30-year-old male? What is the normal range for thyroid-stimulating hormone (TSH) in a pregnant woman? Can you give me the normal range for serum calcium levels in an elderly patient? What is the normal range for blood urea nitrogen (BUN) in a pediatric patient? Sky is the limit… Ask me anything..