Each commercial laboratory has its own set of normal values, called normal. Thus, any given result should be interpreted based on the reference value of the laboratory in which the test was done. Compare client laboratory values to normal laboratory values. Lab reference ranges acp internal medicine meeting. Accuracy precision reportable range reference intervalsrange normal values for the laboratorys patient population. Here is the list of normal ranges of various medical tests. Normal ranges of serum chemistry values for adult animals expressed in international units laboratory test dog cat horse cow pig sheep goat alkaline phosphatase ul.
Introduction a variety of laboratory tests are done in the neonatal period on a routine basis, many as pointofcare testing. The normal values given below are just for knowledge purpose and do not consider as an only truthful source of information as every laboratory have their own reference ranges as per the population they serve. Normal values symptoms, diagnosis and treatment in the merck manual. Sep 19, 2012 each commercial laboratory has its own set of normal values, called normal range or reference range on your lab report.
Normal laboratory values msd manual professional edition. From developing new therapies that treat and prevent disease to helping people in need, we are committed to improving health and wellbeing around the world. Lab tests and profiles can also be used to determine the amount of medicine you should take for your body to get back in balance or homeostasis. Here we discuss the normal lab values of the commonly ordered serum tests. An lpn should understand the rationale for conducting specific diagnostic and laboratory tests when delivering care, as well as the implications of the results of those tests. Mar 23, 2020 laboratory tests check a sample of your blood, urine, or body tissues. For comparison, the ris from the nhanes laboratory manual are also included. Of the remaining lactate dehydrogenase isoenzyme tests that were performed, most were normal or nondiagnostic. Reference values for clinical chemistry tests during.
This includes the following performance characteristics. Appendix 2 indiana university health pathology laboratory. Included in this section are the lab values and nursing considerations for glycosylated hemoglobin, fasting blood sugar, glucose tolerance. Schilling test oral administration of radioactive cobalaminlabeled. Ref referral to other hospitals including use referral labs reference range. Normalless than 30 mgg a2 moderately increased30300 mgg. The results of the test will show if a person is within the normal lab values. Academy of acute care physical therapy apta task force. In all tests by the test strip method, with the exception of the ph measurement, the notation should be neg.
It is thus a need to establish such reference values. The table revises the most recently published data normal reference laboratory values. The following is a table of reference values for adults for laboratory tests commonly ordered at the massachusetts general hospital mgh and recorded in the case records. Ranges for normal values vary depending on patient populations and test assays used. The purpose of this list is to identify the laboratory tests and their respective critical high and critical low valuesresults. Home educational program download handoutsreference ranges. Racialethnicspecific reference intervals for common. In some cases, the values presented here may differ from ranges reported from a local laboratory. A technician or your doctor analyzes the test samples to see if your results fall within the normal range. Mayo clinic laboratories critical values critical results list. Normal lab values common laboratory values meditec. Feb 25, 2020 comparing the clients laboratory values to normal laboratory values.
Normal hemodynamic parameters and laboratory values. The listed reference ranges should be used when interpreting laboratory values. Serum electrolytes may be ordered as a chem 7 or as a basic metabolic panel bmp. These values depend on the equipment or method used. These changes affect various patient laboratory test results. Understanding the normal laboratory values of blood glucose is an essential key in managing diabetes mellitus. This should be relatively easy because laboratory reports include normal values. Laboratory tests check a sample of your blood, urine, or body tissues. Although certain laboratory test results are expected to be outside the normal adult range in elderly patients, perioperative nurses must understand that these normal abnormal values are among. Educate client about the purpose and procedure of prescribed laboratory tests. Pdf interpreting laboratory values in older adults. The purpose of this list is to identify the laboratory tests and their respective critical high and critical low values results.
A patients blood test values should be interpreted based on the reference value of the laboratory in which the test was done. Reference values vary based on several factors, including the specific laboratory that. Appendix 2 indiana university health pathology laboratory normal ranges indiana university health pathology laboratory current on 07272017 350 w. Table 2 summarizes unweighted lower and upper limits of normal ranges for the 38 laboratory tests stratified by sex and raceethnicity asian, black, hispanic, and white. For example, a client in the community may be instructed to remain npo after. Reference ranges for blood tests are sets of values used by a health professional to interpret a set of medical test results from blood samples reference ranges for blood tests are studied within the field of clinical chemistry also known as clinical biochemistry, chemical pathology or pure blood chemistry, the area of pathology that is generally concerned with analysis of bodily fluids. Oct 18, 2019 understanding the normal laboratory values of blood glucose is an essential key in managing diabetes mellitus. Osvaldo padilla, md, mph, texas tech health science center. Interpretation of a specific abnormal test result should be based upon the laboratory specific normal value reported for that result.
Laboratory values are expressed in the units used at. There are only few studies on the variations of laboratory tests during normal pregnancies, especially during the. Reference values vary based on several factors, including the specific laboratory that supplies them. As previously discussed, clients must be educated about the purpose of the prescribed laboratory test, the procedure for the laboratory test and any preparation the laboratory tests that is indicated. The clients current laboratory values are compared to the normal laboratory values, as above, in order to determine the physiological status of the client and to compare the current values during treatment to the laboratory values taken prior to a treatment. It is imperative that they should be aware of both the normal and abnormal laboratory. Design longitudinal study of laboratory markers in normal pregnancies.
Accuracy precision reportable range reference intervalsrange normal values for. Remember, normal values may vary according to techniques used in different laboratories. Laboratory tests reference ranges 1,25dihydroxyvitamin d 1,25dihydroxycholecalciferol, serum see vitamin d metabolites 17hydroxyprogesterone, serum female, follicular. Included in this section are the lab values and nursing considerations for glycosylated hemoglobin, fasting blood sugar, glucose tolerance test, and diabetes mellitus antibody panel. A critical value critical result is defined as a valueresult that represents a pathophysiological state at such variance with normal expected values as to be. You must compare the performance of the test system in your laboratory with those specifcations established by the manufacturer.
Values given below are for the upper limits or normal qualitative values that these negative notations indicate. The tests use a range because what is normal differs from person to person. The normal ranges in each laboratory depend on the local population, test methodology and conditions of assay, units, and a variety of additional. Results are given in both conventional units and the international system. Download a printerfriendly version of the chart here. Laboratory values see inside back cover for continuation. This table lists reference values for the most common laboratory tests and is intended for interpretation of the results as they are provided in the examination. The normal ranges in each laboratory depend on the local population, test methodology and conditions of assay, units, and a variety of other circumstances. Normal range for lab tests are the established and acceptable values within which the test results for a. Laboratory tests are procedures wherein a sample of blood, urine, other bodily fluid or tissue are checked in order to know more about a persons health. The course lists common diagnostic and lab tests and values in an. Normal values of human body fluidsnormal lab values lab. Normal values for lab tests ranges for laboratory results. Urine should be sterile no normal flora few, if any, cells should be found significant bacteriuria is defined by an initial positive dipstick for leukocyte esterase or.
Normal lab values complete blood count cbc test acronym meaning normal range values male normal range values female wbc number of white blood cells 3. Other reference values vary based on several factors, including the specific laboratory that supplies them. May 10, 2018 lab tests and profiles can also be used to determine the amount of medicine you should take for your body to get back in balance or homeostasis. To assist nurses, here are the common laboratory values listed in an organized and easytounderstand table.
Normal ranges of laboratory tests by sex and raceethnicity. Laboratory values use this handy cheatsheet to help you monitor laboratory values related to fluid and electrolyte status. Gtt glucose tolerance test afsoomaali somali bilingual pdf health information translations hemoccult test afsoomaali somali bilingual pdf. Munro clinical biochemistry reference ranges handbook eastbourne district general hospital. Creatine phosphokinase cpk 21198 unitsl creatinine clearance crcl f. Normal range for lab tests are the established and acceptable values within which the test results for a healthy person are expected to fall. Laboratory tests reference ranges 1,25dihydroxyvitamin d 1,25dihydroxycholecalciferol, serum. Each laboratory test captured in this 2017 version has a brief explanation of the test or laboratory panel, reference values. A patients laboratory test values should be interpreted based on the reference value of the laboratory in which the test was done. Test normal value significance creactive protein crp 0. Interpretation of a specific abnormal test result should be based upon the laboratoryspecific normal value reported for.
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