Module 7:Point of care and laboratory procedures Flashcards
What is a lab requisition form and when is it required?
is a physicians order for a lab report. and it is required whenever sending specimens to outside laboratories for testing.
What are the correct procedures to follow for filling out and sending lab requisitions:
- label all collected specimens
- Label specimens container FOI for patients, date, MA initials and the time it was collected.
- Verify patient labels on HR before sending
What is info required on a lab requistion:
- Patient demographics
- Physician signature or authentication (should be present on all requisitions)
- specific tests ordered
-source of specimen+date+time collection
-Diagnosis code related to medical necessity of tests ordered
What are some departments in clincial labortaory:
- urinalysis: examinations of urine
- Chemistry: chemicals in blood, csf, urine, joint fluid, lipid profiles, fastning glucose.
- Microbiology: studying bacteria. fungi, yeast, etc
- Cytology: microscopic examinations of cells fro diagnotsic purposed
- Blood Bank: stores blood/products for transfusions and BDT
What is hematology,the test perofmed on the specimen and the normal values?
study of blood and blood disorders, the test performed is HgB(Hemoglobin)
Male: 13.5-17.5 g/dl
Female- 12-16 g/dl
What is a common pregnancy test and what is looked for during the test?
Urine sample- obtained to look for HcG, a hormone secreted by the uterus during pregnancy.
What is a rapid streptococcus test?
that test that uses throat swabs to look for group a antigens
Antigens present= postive
no antigen= negative
what is streptcoccus?
a type of bacteria that has various kinds that causes infections in the throat or other parts of the body.
What is dipstick, tablet, or multistick urinalysis:
a screening tool for subsatnces beiing identified or measured.
uses a reagnet strip
Hemoglobin/test
a protein in RBCs that carries oxygen around the body.
a machine used to screen oxygen carrying protein in blood
performed using a capillary puncture (finger stick)
What is Hematocrit/ test, spceiman type, test inculded, and normal values for both men and women?
fingerstick col;ection of blood obtained by microcappillary tubes which are centrigued and evaluted for % of RBCs
speciman type- hematology blood sample
tests inculded HCT
Normal value rnges- male -41-53%
female- 36%-46%
What is blood glucose test?
whole blood is analyzed in a glucometer for amount of sugar in blood
Performed using capillary blood from a finger stick
What is Hemoglobin A1C:
is a measure of average blood sugar levels over the past 2-3 months
Cholestrol Testing:
lipids are evaluted from capillar blood sample. Sample is anaysled ina in a cholestrol tetsing machine.
What is Helicobacter Plyori:
it is a bacteria that infects the digestive tract
What is mononucleosis waht waht is monculseosis screening?
a contagious infection caused by a herpes virus called Epstein-Barr the screening is done test for the presence of Epstein Brr virus
What is a nasal swab sepciman for Influneza and b test:
a qualtative test for mutiple influneza antgens uinsg a swab tat is inserted the nose
Fecal occult blood testing:
perfomed for hidden blood in stool. perofmed with a fecal occult bnlood testing kit using patinets’s stool
What are 3 desginations for labortaory testing based on complexity:
CLIA Wavied- most common fro ambultory care and is the lowest level of complexity
- Nonwaoved= moderate and high complexity
What must labs performing non wavied test have:
a clia certification,
must be inspected
must meet CLIA quality standards
What are quality controls?
EX?
actionbs performed to ensure reliabilty of test results and minmomze erros
EX- reveiwing epiration date of urine reagant strips
What is quality assurance:
EX-
maoinatance of a desire dlevel quality rwlted service or equipment.
Ex- rotating stock to put ewsst containers in back of storgae area
What is the most commonly tested speciman and when can it be collected?
urine is the most common ly tested and ir van be collected at any time of the day and is used for screening
What ius true about first morning specians?
they are fh emore conctebatred and are often used for prequguenacy or to evlaute other analytes.
