Disclaimer MedicalCalculatorHub

Clinical Note: Double-check your work and trust your professional judgment over a calculated result. Clinical tools are aids, not replacements for expertise.

MedicalCalculatorHub is not a replacement for experienced clinical judgment. Licensed healthcare professionals should always verify results with standard institutional protocols.

β€œIf you think the patient needs a test, do the test! Don’t not do something a patient needs just because a score tells you something.”
β€” Jerry Hoffman

MedicalCalculatorHub cannot and will not be held legally, financially, or medically responsible for decisions made using its calculators, equations, content, or algorithms. This website is strictly intended for use by medical professionals.


Official Legal Disclaimer

MedicalCalculatorHub provides clinical tools and informational content intended for licensed healthcare professionals only. These tools are not a substitute for professional medical advice, diagnosis, or treatment.

Physicians and healthcare professionals using these tools must apply their own clinical judgment. Consumers or non-medical users who access or use these tools do so entirely at their own risk.

Warning: Individuals with a medical condition should consult a qualified healthcare provider before starting, stopping, or modifying any treatment or medication. For any medical concerns, patients must always seek guidance from their physician or another qualified medical professional.

Content Reliability

Our content developers have made every effort to ensure accuracy and consistency with the standards of medical practice current at the time of writing (January 2026). However, medical knowledge evolves rapidly. Users should cross-reference with updated clinical guidelines and literature.

The contents of MedicalCalculatorHub β€” including text, charts, algorithms, and graphics β€” are for general informational purposes only. We do not endorse or recommend specific tests, procedures, providers, medications, or medical opinions.

Medical Advice & Liability

We do not offer medical advice, diagnostics, or services. No information on this site should be interpreted as medical instruction or treatment. Medical content changes constantly, and MedicalCalculatorHub cannot guarantee that our information includes all current recommendations or covers all risks or interactions.

Your use of this site and its tools is solely at your own risk. Neither MedicalCalculatorHub nor its content developers, contributors, or affiliates will be held liable for any harm, injury, or damage resulting from the use or misuse of the content, calculators, or associated resources.

By using this website, you acknowledge and agree to this disclaimer in full.

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BUN (Blood Urea Nitrogen) 7–20 mg/dL is normal.

β€” CDC