Objectives describe which patients may benefit from a urinalysis define the components of a macroscopic, dipstick, and microscopic urinalysis interpret the results of a macroscopic, dipstick, and microscopic urinalysis identify the limitations of a urinalysis. Information from procedural tests assists clinicians in making decisions concerning contrast media and preventing situations that increase patient risk. Lab values for nurses ameritech college of healthcare. Now in its sixth edition, it has been expanded and updated to cover new drugs, research, and therapeutic approaches. Lab values and their meanings acknowledgement the lpn lab values manual was first compiled in response to a lack of information in the form of a quick reference manual for licensed practical nurses in 2008. Some clinicians advocate correction of serum creatinine to 1. Knowing that any of your childs results have come back abnormal can be disconcerting.
Considered alone, relative results may point to one disease while masking the true pathology that would be revealed by considering the results of the white cell count. Texas tech university health sciences center at amarillo has developed an app to help medical students master common lab values, edited by boardcertified faculty at the institution. 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. Its the bodys way of compensating to a low supply of oxygen. The following chart gives the normal values for each type of wbc. Laboratory values provide healthcare professionals with essential clues about the patients condition and the medical interventions needed for his full recovery.
Interpretation of laboratory results acute care testing. In order to interpret the results of the wbc and the differential, the nurse must consider both relative and absolute values of the differential. Nurses are often tasked of patient preparation and specimen collection during these diagnostic procedures. Schilling test oral administration of radioactive cobalaminlabeled vitamin b12 8. Interpretation of the results of the differential must always be done with the total number of wbcs in mind. The test represents bicarbonate the base form of the carbonic. However, one study evaluation of laboratory methods for diagnosis of varicella cdc pdf external comparing a variety of specimens from the same patients vaccinated with one dose suggests that maculopapular lesions collected with proper technique can be highly reliable specimen types for detecting vzv.
Pdf on sep 1, 2005, nancy edwards and others published interpreting laboratory values in older adults. Describe the pharmacists role in the use and interpretation of laboratory tests. Rishi is a pediatric infectious disease physician and works at khan academy. Academy of acute care physical therapy american physical therapy association task force on lab values took on the mission of updating the laboratory values interpretation resource to better accommodate practitioners needs. Interpretation of a laboratory result requires that the result can be related to a relevant reference value. Widmanns isnt just page after page of lab tests with normal and abnormal values i recommend wallachs for that. Laboratory tests interpretation by nurses reasearch publication continuing education 2001 all rights reserved. Much of the time, however, there is no need to worry. Widmanns clinical interpretation of laboratory tests. Pdf interpreting laboratory values in older adults.
What has been preserved in the fifth edition are the same chapter topics. The interpretation presented are only related to possible functional involvement i have not included interpretation of gross abnormalities related to pathologies. Interpretation of clinical laboratory tests date dka. At first, learning normal lab values and the significance of abnormal values in clinical context can be a formidable challenge. Basic skills in interpreting laboratory data continues to be the most popular teaching text on laboratory data for pharmacy students as well as the goto reference for pharmacists in therapeutic practice. Widmanns bridges the relevant physiology and pathophysiology over to the clinical tests.
Basic skills in interpreting laboratory data, 6th ed. Basic skills in interpreting laboratory data, sixth edition. Labs are indexed in alphabetical order making them easy to find. If the active treatment has a lower ph than the control treatment in the lab, we are convinced that the active treatment is more acidic. It makes the blood look bright red as it is made with iron. The descriptions of each lab study are clearly laid out along with the studys value in arriving at a diagnosis. Remember, normal values may vary according to techniques used in different laboratories.
How to read and interpret a lab report what you dont know can hurt you. Prepared by john spargo, assistant extension professor of soil and nutrient management and director, umass soil and plant tissue testing laboratory. These blood tests are usually done monthly but some can ne done more or less frequently. Appendix d interpretation of common laboratory values. Introduction to lab values and normal ranges health.
Jan 11, 2018 getting familiar with and interpreting laboratory values can be intimidating, particularly to new nurses. Nearly every single shift youll have to note, record, and assess a whole lot of data generated by your patients. Basic hemodynamics for the cath lab and icu ailin barseghian elfarra, md, facc. The provision of safe, efficient and competent care was the catalyst to offer a quick resource tool that would assist nurses in. Microbiology guide to interpreting minimum inhibitory. Laboratory values see inside back cover for continuation. Each is accompanied by a description, reference ranges for adults and pediatrics, and followed by the significance of high or low lab values. Academy of acute care physical therapy apta task force.
Understanding laboratory values lab values are blood tests that are performed to evaluate dietary management, medication compliance and an effective dialysis treatment. Com is presenting a series of courses on lab values. This book should be of help to nursing in understanding some of the more common tests which are conducted. Interpretation of common laboratory values 273 therapeutic range high value low value others albumin 3. Welcome,you are looking at books for reading, the basic skills in interpreting laboratory data, you will able to read or download in pdf or epub books and notice some of author may have lock the live reading for some of country. As nurses are the firstline responders to the healthcare needs of patients, we should always be familiar with the common laboratory values and how to interpret them. Understanding the normal laboratory values of blood glucose is an essential key in managing diabetes mellitus. Laboratory tests interpretation nurses learning network. No part of this material may be reprinted, reproduced, transmitted, stored in a retrieval system, or otherwise utilized, in any form or by any means electronic or mechanical, including photocopying or.
Decreased production due to toxicity drugs and chemotherapeutic agents heavy metals radiations pancreatic insufficiency leukocytic autodigestion basic lab work interpretation. Interpretation of results of tests for hepatitis c virus hcv infection and further actions. For the purpose of consistency, the task force decided to use the reference values from one reputable laboratory. No part of this material may be reprinted, reproduced, transmitted, stored in a retrieval system, or otherwise utilized, in any form or by any means electronic or. This practice should be avoided, and the impact of this correction factor on glomerular filtration rate gfr estimates using the fourvariable modification of diet in renal disease study equation mdrd 4. Academy of acute care physical therapy apta task force on. Understanding and interpretation of lab tests made exceedingly easy by clinlab navigator to go tom lewis september 7, 2011 it wasnt all that long ago that a lowgrade fever, chest pain, a slightly elevated white count was the basis of diagnosis for a heart attack. The predicted values and lower limits of normal have been determined in population studies of people without physiologic lung impairment.
Interpreting your childs lab results when you get a list of labs back from your doctor or hospital, your eye is drawn immediately to the starred or highlighted results that came back abnormal. Links to pubmed are also available for selected references. Neonatal nurse practitioner the ronald mcdonald childrens hospital at loyola university medical center objectives at. Reference values for common laboratory tests 1 reference values for common laboratory testsa serum chemistries reference range. The size of the growthfree zone determined whether the bacterium was considered to be susceptible, resistant, or intermediate to a particular antibiotic. Identify normal chemistry values for the adult patient. Interpreting laboratory values amazon web services. It provides fundamentals of interpreting lab test results not only for pharmacy students, but also for practitioners as an aid in assessing patient drugtreatment responses. Common laboratory values cheat sheet diagnostic tests are crucial in any aspect of clinical practice since they assist clinicians in establishing and determining the particular condition of the patient. 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. Evaluation of labs by nursing staff is a critical function.
Teaching medical students basic principles of laboratory. The video below gives a good introduction to lab values and normal ranges. Using laboratory values can be a key piece of assessment to determine what is occurring within the body of a patient. This edition of basic skills in interpreting laboratory data, 4th edition is a casebased learning tool that will enhance your skills in clinical lab test interpretation. Measures kidney and liver function, electrolyte levels substance what it is reference ranges what a low number may mean what a high number may mean usa ukeu australiacanada glucose fasting or nonfasting sugar in the blood 7099 mgdl fasting. Jun 24, 1989 full text is available as a scanned copy of the original print version. Understanding and interpretation of lab tests made. Although the reports we receive often indicate high or low values, understanding the true meaning of these values in the context of the patients condition, history and other factors is critical to safe care of the patient.
Electrolytes lab values and interpretation medical estudy. The task force consisted of physical therapists from across the country in various acute care settings. High total cholesterol, low hdl cholesterol, high ldl cholesterol, or high triglycerides in adults abnormal liver panel. Interpreting laboratory values disclosure i have no relevant financial disclosures relative to the content of this presentation. Historically, in vitro susceptibility testing was routinely performed by disk diffusion kirbybauer method. Learn vocabulary, terms, and more with flashcards, games, and other study tools.
Learning objectives at the conclusion of this applicationbased activity, participants should be able to. This information is crucial to their health and care, and knowing how to record, manage, and interpret this data will be a big part of your career. High hemoglobin levels are usually present among people living in high altitude levels and among smokers. Academy of acute care physical therapy apta task force on lab values. Theres always the fear of messing things up and not being able to meet the patients health needs.
How to read an d interpret a lab report what you dont know can hurt you. Get a printable copy pdf file of the complete article 460k, or click on a page image below to browse page by page. Familiarizing and interpreting laboratory values for nurses dont always have to feel that way. Values took on the mission of updating the laboratory values interpretation. Chickenpox interpreting laboratory tests varicella cdc. Measures essential components of the blood substance what it is reference ranges what a low number may mean what a high number may mean usa ukeu australiacanada white blood cell count wbc measures the total number of white blood cells, which defend the body. No hcv antibody detected sample can be reported as nonreactive for hcv antibody. Lab test are integral to patient care and depend on cooperation and support of ward staff for accurate and timely interpretation of the results. He saw the need for this textbook, had the vision to create the first edition, and edited the second edition. High alkaline phosphatase and high conjugated bilirubin in adults high alanine aminotransferase alt or aspartate aminotransferase ast in adults high alkaline phosphatase in adults. The clinician should be aware that norm are created for the healthy adult, and each patients lab value should be interpreted within the context of the patients current medical status. Well break them down by body system and help you understand how the numbers you see in the chart relate to whats actually happening to your patient.
This course will take a closer look at these components. Clinically significant change occurs with age in some values but not. Included in this section are the lab values and nursing considerations for glycosylated hemoglobin, fasting blood sugar, glucose tolerance. The interpretation of clinical laboratory test results michael schaer, dvm, diplomate acvim, acvecc university of florida, college of veterinary medicine with the advent of modern medical technology, the availability of hematological and serum biochemical data to the veterinary practitioner has become commonplace. American society of healthsystem pharmacists, 2009.
Possible side effects of the drug, price, frequency, and. The presence of hbsag indicates that the person is infectious. Laboratory test that counts actual numbers of different types of wbcs. The most common tests include chemistry panels, hematology such as the complete blood count, and blood gases. The body normally produces antibodies to hbsag as part of the normal immune response to infection. Introduction a variety of laboratory tests are done in the neonatal period on a routine basis, many as pointofcare testing. Identify normal chemistry values for the adult patient define the normal range of laboratory values for components of a complete blood count for the adult patient.
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. Interpretation of results of tests for hepatitis c virus. Aphl hcv test result interpretation guide 1 laboratory markers of hcv infection currently available hepatitis c virus hcv antibody tests have a window period from exposure to hcv to detection. Cmp explained comprehensive metabolic panel cmp definition. Received is the date your sample arrived at the lab and reported is the date the report was printed or reprinted.
Further, primary care physicians treating the elderly need to have an understanding of the effect of age on laboratory values. The p value in the laboratory with all factors carefully controlled, any di erences we observe between treatments can logically be said to be \real. Learning objectives after successful completion of this course, you will be able to. The lab values course will help you understand how to interpret some of the most common and most important laboratory values you might see in your patients. Interpretation of hepatitis b serologic test results. Finally, in many of the chapters the cases have been updated or changed. Now in its sixth edition, basic skills has been expanded and updated to cover new drugs, research, and therapeutic approaches. These basic tests and their interpretation should be familiar to all nurses. Important to interpret for the patient and disease states involved, e. Laboratory values use this handy cheatsheet to help you monitor laboratory values related to fluid and electrolyte status. Interpreting chemistry and hematology for adult patients.
Blood cell count 25oh vitamin d blood lead basic lab work interpretation. Lab values interpretation cheat sheet part 1 nclex quiz. Lab values and their meanings forward the laboratory services are very pleased to see this report. Sep 21, 2012 find out how health professionals use shorthand for labs and the meaning of normal ranges. This can be the same patients earlier results, if this is possible, or be done by comparing to data from a normal population. Basic skills in interpreting laboratory data download pdf. Neonatal lab interpretation tanya hatfield, msn, rncnic ucsf benioff childrens outreach services. There are numerous laboratory tests that can be done. Well break them down by body system and help you understand how the numbers you see in the chart.
484 969 1546 1078 228 685 114 1508 1423 1509 830 1542 1524 459 1306 313 471 1188 951 535 1203 577 269 143 1321 930 1115 83 21 1451