Blood Urea Nitrogen

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4.2
NABL, ISO
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Overview
Interpretations
FAQ's

Overview of Blood Urea Nitrogen

What is Blood Urea Nitrogen?

It is done to evaluate the health of your kidneys. It can be done as a part of basic metabolic panel or when you have signs or symptoms suggestive of kidney disease like swelling of face, ankle, lower back pain, changes in urine output etc. It should also be done to monitor the treatment if you are already diagnosed with a kidney disease or in dialysis patients. The test may also be ordered prior to or during certain drug treatment to monitor the kidney function.

Sample Type

The sample type collected for Blood Urea Nitrogen is: Blood

Preparation for Blood Urea Nitrogen

  • No special preparation required

Why Get Tested for Blood Urea Nitrogen?

  1. As a part of routine health check up, kidney function test or basic metabolic panel 
  2. If you have signs or symptoms of kidney disease like swelling or puffiness around the eyes; face;wrists, blood in urine, decrease amount of urine, poor appetite, mid back pain, high blood pressure 
  3. It may also be ordered to monitor your kidney function if you have chronic disease like diabetes, myocardial infarct or heart failure
  4. To monitor the effectiveness of dialysis

What Results of Blood Urea Nitrogen mean?

Interpretations

  • Increased BUN level suggest kidney dysfunction which may be due to acute or chronic kidney disease, or rarely due to congestive heart failure, stress, shock, dehydration etc
  • Low BUN levels are not common and usually not a cause for concern. It may be seen in severe liver disease or malnutrition.

Patient Concerns about Blood Urea Nitrogen

Frequently Asked Questions about Blood Urea Nitrogen

Q. What other tests are used along with BUN to test the function of my kidneys?
BUN and Creatinine are two primary tests which are used to test kidney function.
Q. Does diet influence the BUN levels?
Yes, high protein diet can lead to increased BUN levels.
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Cellcare lab is a privately owned independent laboratory located in Ahmedabad that provides Surgical pathology, Cytology, Hematology, Microbiology and clinical pathology under direct supervision of experts in individual areas. Our dedication for high quality, competitive, real time, convenient and responsive service makes Cellcare lab the ideal source for reliable diagnostic services. Unlike many large commercial laboratories, Cellcare specialize in multiple areas of expertise in diagnostic laboratory medicine and has proficiency in all aspect of pre-analytical, analytical and post analytical processes with smart use of innovative technology and human touch. Cellcare represents strength of subject experts with their wealthy experience on national and international platforms as specialist in leadership role.

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