Clinical laboratory normal values pdf

Normal laboratory values msd manual professional edition. Interpretation of clinical laboratory tests date dka. List circumstances that may produce falsenegative or falsepositive laboratory results. Mayo clinic laboratories critical values critical results list. Horowitz recommends that a laboratory obtain a copy of c28a3, which was developed by internationally recognized experts and scientists from regulatory bodies, diagnostic laboratories, and the in vitro diagnostic industry. Interpret the clinical significance of abnormal laboratory values. A comprehensive guide to normal lab values 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. Feb 25, 2020 comparing the clients laboratory values to normal laboratory values. 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 division of aids daids table for grading the severity of adult and pediatric adverse events, corrected version 2. For guidance on establishing or validating reference intervals, dr. Clinical laboratory reference values laboratory medicine. Thyroid function tests normal ranges vary thyroid iodine 1i uptake 10% to 30% of administered dose at 24 h. Pediatric reference values may also be found in soldin sj, brugnara c, wong ec, eds. Thyroid function tests normal ranges vary thyroid iodine 1i uptake 10% to 30% of administered dose. May 14, 2020 knowing the different normal lab values is an important step in making an informed clinical decision as a nurse. Reference range data base for serum chemistry and hematology values in laboratory animals. Diagnostic and laboratory tests are tools that provide invaluable insights and information about the patient. Low density lipoprotein ldl less than or equal to mgdl 3.

Here is the list of normal ranges of various medical tests. Reference values vary based on several factors, including the demographics of the healthy population from which specimens were obtained and the specific methods andor. Lab tests are used to help confirm a diagnosis, monitor an illness, and the patients response to treatment. Clinical laboratories have for many years reported results relative to normal values. Blood, plasma, and serum reference values vary based on several factors, including the specific laboratory that supplies them. Reference values intervals for blood, urine, csf, stool, and other fluids eg, gastric acid and commonly used panels are included. Utilize clinical laboratory data to monitor various disease states. Clinical chemistry the baseline values of clinical chemistry parameters in 36 rhesus monkeys 18 males and 18 females were presented in the table 1. 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. After consulting with clinical lab scientists, the task force was. Normal values for lab tests ranges for laboratory results. Division of aids daids table for grading the severity of. It is thus a need to establish such reference values.

Approved guideline, nccls document c28a isbn 1562382691, villanova, pennsylvania. Academy of acute care physical therapy apta task force on lab values. The normal value is laboratory in which the test was done. Reference values for clinical chemistry tests during. View enhanced pdf access article on wiley online library html view.

Laboratory analysis in clinical chemistry determines the amount of chemicals. Reference range data base for serum chemistry and hematology. Normal range for lab tests are the established and acceptable values within which the test results for a healthy person are expected to fall. Recognize normal ranges for common laboratory values in adults. The purpose of this list is to identify the laboratory tests and their respective critical high and critical low values results. The purpose of this list is to identify the laboratory tests and their respective critical high and critical low valuesresults.

There may be several different normal ranges for different pediatric age ranges. Lab values for this course are taken from the rush medical laboratory rush university medical center, 2012. Normal laboratory values merck manuals professional edition. Laboratory values see inside back cover for continuation. Clinical laboratory reference values laposatas laboratory. Validation occurs by comparing daily qc results to a laboratorydefined range of qc values. However, as pointed out by the philosopher edmund murphy 15, the word normal can be interpreted from many frames of reference. 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.

Racialethnicspecific reference intervals for common. Academy of acute care physical therapy apta task force on. The labdefined range is calculated from qc data collected from testing of normal and abnormal controls. Design longitudinal study of laboratory markers in normal pregnancies. Some of the entries in the table are associated with a fluid other than plasma, serum, or whole blood. Certain groups of tests panels are commonly used to evaluate general health status or to help diagnose a suspected disorder. Academy of acute care physical therapy apta task force.

Reference values for clinical laboratory parameters in young adults in maputo, mozambique article pdf available in plos one 95. Identify common causes for abnormal laboratory values. Defining laboratory reference values and decision limits. Normal lab values common laboratory values meditec. The results of the test will show if a person is within the normal lab values. 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. 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. Pdf reference values for clinical laboratory parameters in. The reference range is also termed the reference interval. The reference values provided in these tables should be used as guidelines only. Consult your clinical laboratory for the local institution agespecific reference range. The purpose of this and other publications by charles river is to assist you, our clients, in evaluating your data. Estimation of normal ranges of clinical laboratory data.

Reference values of clinical chemistry and hematology. Validation occurs by comparing daily qc results to a laboratory defined range of qc values. For example, the basic metabolic panel bmp typically contains 8 tests, which are used to evaluate electrolytes, glucose, calcium, and renal function. Please examine the contents of table 1 before proceeding to the next section. Knowing the different normal lab values is an important step in making an informed clinical decision as a nurse. Laboratory tests reference ranges 1,25dihydroxyvitamin d 1,25dihydroxycholecalciferol, serum see vitamin d metabolites 17hydroxyprogesterone, serum female, follicular. When your body is in homeostasis, the values for fluids, chemicals and secretions hormones are within an acceptable or normal range. The laboratory may only report patient test results that fall within the verifed levels. There are only few studies on the variations of laboratory tests during normal pregnancies, especially during the. In this section of the nclexrn examination, you will be expected to demonstrate your knowledge and skills of laboratory values in order to. Hematology absolute neutrophil count male 17805380l 1.

Remember that there is some variation in ranges based on the laboratory, so be aware of the normal ranges for your facility. Jordan and others published normal reference laboratory values find, read and cite all the research you need on researchgate. The laboratory director andor the technical consultanttechnical. Lab tests, along with a health history and physical exam, are used to diagnose and manage health conditions. Reference intervals ris of clinical laboratory tests are frequently established using distributionbased eg, normal or log normal 95% confidence intervals or nonparametric 2. A patients blood test values should be interpreted based on the reference value of the laboratory in which the test was done. When your body is healthy it functions normally in a state of homeostasis or equilibrium. Reference values for clinical chemistry tests during normal. This learning guide is an essential primer to the basics of not only clinical chemistry but laboratory medicine. Critical results are considered life threatening and require immediate notification of the physician, the physicians representative, the ordering entity, or other clinical personnel responsible for the patients care. Abstract this paper proposes a new procedure for estimating normal ranges of clinical laboratory tests, which can be applied to data with possibly more than one outlier from healthy subjects. Using some of murphys definitions, a normal sperm concentration might be. Comparing the clients laboratory values to normal laboratory values.