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23 Cards in this Set
- Front
- Back
What is the Role of the Phlebotomist in Non-blood specimens?
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- Obtaining the specimen
- Test administration - Collection Instructions - Labeling and transporting specimens in the laboratory |
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How specimens are properly labeled?
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The laboratory request slip must accompany the specimen
- The patient’s name - The patient’s identification number - The date - The time of collection - **The type of specimen - The attending physician’s name - **The label should be affixed on the container, not the lid. |
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What are some urinalysis tests?
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1.Physical analysis
(color, clarity, odor, specific gravity) 2. Chemical analysis w/ dipstick 3. Microscopic exam - normal vs. abnormal cells - bacteria present - parasites present |
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What are types of urine collection?
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1. Random: (any time of day, no cleansing needed)
2. First morning: (most conc., no cleansing needed) 3. Midstream urine 4. Clean Catch Midstream (used to detect infecting organisms; cleansing needed) 5. Timed: sample collected at specific time. |
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What is the transportation procedure for urine samples?
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Transportation
- to the UA section promptly for analysis within 2 hours after the patient voids. - if not possible --> the urine should be refrigerated. |
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What are the time requirement for other body fluids?
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ALL BODY FLUIDS ARE TREATED AS STATS
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What is the order to collect CSF specimens?
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Tube #1 = Chemistry (contaminated with blood and tissue)
Tube #2 = Microbiology (least contaminated) Tube #3 = hematology Tube #4 = Miscellaneous tests |
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How is CSF obtained and what is it used for?
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Obtained by spinal tap or lumbar puncture.
CSF collected for FUO or to rule out meningitis ( Specimen should not be frozen) |
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What is joint fluid (AKA synovial fluid) used for?
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- Viscous fluid
- Sent to rule out infection or determine arthritic involvement |
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Where is Peritoneal/Ascites fluid obtained?
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- Drainage from the abdominal area
- Usually sent in liter containers |
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Where is Pericardial fluid obtained?
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Fluid taken from around the heart
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Where is Pleural Fluid obtained?
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Fluid from the lung cavity
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What are bronchial washings used for?
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Usually sent microbiology and cytology.
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What are reasons for amniotic fluid collection?
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- Detect fetal lung maturity
- Fetal abnormalities can be detected through chromosomal analysis and chemical tests. - (The specimen must be protected from light and transported immediately) |
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Where is Sputum obtained?
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Fluid from the lungs containing pus
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What are types of tests done on stool specimens?
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-fat
-Intestinal parasites (Q&P) -Cultured for pathogenic bacteria -Tested for occult blood. |
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what are patients told to do when obtaining stool samples?
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- Avoid urination of sample b/c urine kills bacteria.
- Clean outside of container - properly sealed. |
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what is occult blood and what is it used for:?
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Occult blood is blood in the feces
- confirmation of the presence of blood in black stools - detecting gastrointestinal (GI) tract lesions and colorectal cancer. - (Feces for occult blood tests are often collected by the patient using special test cards, such as ColoScreen-ES) |
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What are reasons to collect semen samples?
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- Determine the effectiveness of a vasectomy
- Investigate the possibility of sexual criminal charges - Assess fertility - (Collected in containers similar to sterile urine containers; should be kept warm and transported fast within 2 hrs) |
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How are gastric secretion collected?
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- The test involves passing a tube through the patient’s nose (intubating) and into the stomach
- The stomach (gastric) contents are emptied through a gastric tube. - Then histamine (a stimulant) is injected into the patient. - 5 minutes later, the stomach contents are emptied and tested for acidity. - The procedure may be repeated several times. |
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How are throat cultures obtained and what are they used for?
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- determine the presence of streptococcal infections (step throat)
- have patient open mouth wide - touch sterile cotton swab to back of throat or inflammed area. - place swab in a special transport medium. - streaked on agar for bacterial culture |
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What are reasons to collect nasopharyngeal cultures?
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Collection of nasopharyngeal cultures.
- Often performed to detect carrier states of: Neisseria meningitidis Corynebacterium diphtheriae Streptococcus pyogenes Haemophilus influenzae Staphylococcus aureus. |
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What are sweat chloride used for and how are they obtained?
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- Diagnosis of cystic fibrosis.
- Produce sweat chloride at two to five times normal level - obtained by Iontophoresis |