Reference values must be updated each time a new reagent kit or diagnostic instrument is added. Pocket lab values by developer joefrey kibuule who is also a medical student for the ios platform attempts to provide healthcare professionals with a concise guide to common labs with reference values and the correlating clinical conditions in an easily accessible reference at the pointofcare. Factsu201d quick reference sheet containing lab values, normal fetal heart tones, and much more. Thus, any given result should be interpreted based on the reference value of the laboratory in which the test was performed. 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. Lab work, urine samples and other tests may be given as you undergo diagnosis and treatment for renal failure.
The normal ranges in each laboratory depend on the local population, test methodology and conditions of assay, units, and a variety of additional. Diagnostic and laboratory tests are tools that provide invaluable insights and information about the patient. The reference values provided in these tables should be used as guidelines only. A normal ejection fraction is 5373% 5272% for men, 5474% for women. Clinical laboratory reference values laboratory medicine. Reference ranges supplied by individual laboratories should be consulted when interpreting results from these laboratories. If your lab results are outside the normal range, we suggest that you discuss with your doctor. The table revises the most recently published data normal reference laboratory values. Lab tests are used to help confirm a diagnosis, monitor an illness, and the patients response to treatment. The listed reference ranges should be used when interpreting laboratory values. Reference ranges adapted from university of washington medical center prepared by patients against lymphoma reference ranges and unit measurements can vary per lab. 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. Laboratory values are expressed in the units used at.
Normal laboratory values merck manuals professional edition. The following is a table of reference values for adults for laboratory tests commonly ordered at the massachusetts general hospital mgh and recorded in. Academy of acute care physical therapy apta task force. Each commercial laboratory has its own set of normal values, called normal range or reference range on your lab report. For the purpose of consistency, the task force decided to use the reference values from one reputable laboratory. Knowing the different normal lab values is an important step in making an informed clinical decision as a nurse. The childrens hospital of buffalo clinical laboratories manual differential reference range neutrophils 43 65 lymphocytes 20. And what is normal can also vary per person and race. Urea bun is an indirect and rough measurement of renal function and glomerular filtration rate if normal liver function exists. Reference normal lab values and rationales free pdf file. The listed reference ranges should be used when interpreting laboratory values presented in esap. Jslhr technical report reference values for healthy swallowing across the range from thin to extremely thick liquids catriona m.
We advance our services into industry solutions through research, development and new applications. Always use your facilitys lab value guidelines for interpretation or testing. Reference values intervals for blood, urine, csf, stool, and other fluids eg, gastric acid and commonly used panels are included. Lab daily routine tests lab batches poct point of care testing ref referral to other hospitals including use referral labs reference range note turn around time for tests referred to another hospital is 4 weeks or less unless specifically stated. There are also labview manuals under help search the labview bookshelf for an even more indepth. All practitioners are urged to consult the normal laboratory values for their local laboratory, as these may differ from those listed below. Reference values is a sample topic from the harriet lane handbook to view other topics, please sign in or purchase a subscription the harriet lane handbook app and website provides pediatric diagnosis and treatment, pediatric management algorithms, and pediatric drug formulary from experts at johns hopkins university.
Pocket lab values provides a quick and easy reference for. Lab tests are used to help confirm a diagnosis, monitor an illness. The course lists common diagnostic and lab tests and values in an. Reference values for healthy swallowing across the range. A patients laboratory 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 demographics of the healthy population from which specimens were obtained and the specific. Low density lipoprotein ldl less than or equal to mgdl 3. We are partnering to transform personalized medicine, employability, insurability and drug development. Most of the values apply to adults and where they differ for children it will be indicated. The test results will be used to assist the healthcare team your doctor, nurses, and others in evaluating your kidney function and. Laboratory values see inside back cover for continuation. Reference values vary based on several factors, including the demographics of the healthy population from which specimens were obtained and the specific methods andor instruments used to assay these specimens. Renal function reference range nursing implications conventional units blood urea nitrogen 1020 mg100 ml increased bun is found with impaired renal function such as associated bun with shock, heart failure, and salt and water depletion, diabetic ketoacidosis, and burns. Normal values for lv chamber dimensions linear, volumes and ejection fraction vary by gender.
Refer to table 2 normal values for noncontrast images and table 4 recommendations for the normal range, mildly, moderately and severely abnormal ejection fraction. Biochemistry reproduced with permission from matthews, j. Normal laboratory values msd manual professional edition. 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 lifethreatening unless something is done promptly. V alues are reference values from texas children s hospital clinical laboratory, current as of august 2011. Reference values vary based on several factors, including the specific laboratory that supplies them. They are also advised to continually check for updated normal ranges. Laboratory tests reference ranges 1,25dihydroxyvitamin d 1,25dihydroxycholecalciferol, serum see vitamin d metabolites 17hydroxyprogesterone, serum female, follicular. After consulting with clinical lab scientists, the task force was unable to identify a gold standard in regard to a laboratory guide listing reference values see disclaimer.