Other causes. Chest pain can also be caused by: Panic attack. If you have periods of intense fear accompanied by chest pain, rapid heartbeat, rapid breathing, profuse sweating, shortness of breath, nausea, dizziness and a fear of dying, you may be experiencing a panic attack.
Serum phosphorus is measured in milligrams of phosphorus per deciliter of blood (mg/dL). A normal range is generally 2.4 to 4.1 mg/dL. The normal range varies slightly depending on your age. Itâs natural for children to have higher phosphorus levels because they need more of this mineral to help their bones develop.
A normal range for blood urea nitrogen is generally 8 to 24 mg/dL for adult men (2.86 to 8.57 mmol/L) and 6 to 21 mg/dL (2.14 to 7.50 mmol/L) for adult women. However, urea nitrogen levels vary by age. Infants have lower levels than other people do.