What do lab values indicate?
Lab values are used to determine a patient’s overall health and well-being. There are many factors that can affect a patient’s result and lab values but some of the most common factors are gender, age, race, the medicines taken, and the presence of any underlying condition(s).
What are examples of lab values?
Laboratory Reference Ranges in Healthy Adults
- Ammonia: 15-50 µmol/L.
- Ceruloplasmin: 15-60 mg/dL.
- Chloride: 95-105 mmol/L.
- Copper: 70-150 µg/dL.
- Creatinine: 0.8-1.3 mg/dL.
- Blood urea nitrogen: 8-21 mg/dL.
- Ferritin: 12-300 ng/mL (men), 12-150 ng/mL (women)
- Glucose: 65-110 mg/dL.
Which lab values can cause confusion?
Glucose levels affect the amount of sugar available in your cells and abnormal levels may cause confusion. Bicarbonate (HCO3) may indicate an abnormal blood pH (too acidic or too alkaline), which can be caused by a variety of conditions.
What are the 4 main purposes of laboratory testing?
The different purposes for which laboratory tests are ordered (diagnosis, monitoring therapy, and screening) and the operating characteristics required for each purpose. The “normal” test result and its meaning.
Why does my doctor want to talk about my blood test?
Sometimes you need to know more than just “positive” or “negative.” At an appointment, your healthcare provider can explain options and tell you whether more testing is needed. Plus, if a disease is contagious, your provider will want to talk in person about how to help you avoid future risk and protect other people.
Can a blood test show memory loss?
Up to two decades before people develop the characteristic memory loss and confusion of Alzheimer’s disease, damaging clumps of protein start to build up in their brains.
Why lab tests are important?
Laboratory tests are often part of a routine checkup to look for changes in your health. They also help doctors diagnose medical conditions, plan or evaluate treatments, and monitor diseases.
What are the important of laboratory tests?
Laboratory tests are particularly useful in validating a diagnosis, predicting disease severity, and monitoring disease progression in patients with infectious diseases or immunological disorders. Timely diagnostic assessment and implementation of reliable tests are extremely important in disease management.
What are normal lab values and why are they important?
In most cases, normal lab values are a range of values that 95% of a healthy population falls into. However, there are some exceptions to this. For example, for markers of heart damage called troponins, 99% of the healthy population have values that fall within the normal range [ 1 ].
What are the laboratory values and interpretation in nursing?
Laboratory Values and Interpretation – A Nurse’s Ultimate Guide I. Complete Blood Count. Complete blood count is one of the most basic laboratory examinations to assess the overall… II. Urinalysis. Urinalysis is usually done as part of routine diagnostic examinations. It’s a supportive tool for…
Are You Afraid of interpreting laboratory values?
Getting familiar with and interpreting laboratory values can be intimidating, particularly to new nurses. There’s always the fear of messing things up and not being able to meet the patients’ health needs.
Why do lab results vary from one lab to another?
Because there is no universal reference range for most lab tests, ranges will vary from lab to lab. This means that it is possible to get a normal result from one lab and an abnormal result for the same test from another lab, and vice versa. Reference ranges should be established for each marker by every lab.