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55 Cards in this Set
- Front
- Back
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Electrocardogram abreviation |
ECG EKG |
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Electroencephalogram |
EEG |
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electromygogram |
EMG |
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electrocardiography |
electrical impulses that are discharged with every heart beat discharges are recorded and measures the heart's condition
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pacemaker |
regulates the heartbeat controls brachycardia |
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ICD stands for |
implantable cardioverter defibrulator |
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what is a ICD |
monitors the electrical signals that the body uses to control the timing of heartbeats delivers shocks to correct problems |
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are pacemakers and icds sensitive to radiation? what pulsed microwave source is believed to cause ICD malfunction? |
yes electromagnetic interference |
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pacemakers/ICD should be monitored whenever you are around anything that... |
generates electrical signals such as MRI, lithotripsy, radiation therapy |
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a pacemaker/ICD is checked... |
1-3x weekly |
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precautions for a pacemaker/ICD depends on 4 things |
type of pacemaker/ICD dose given to the pacemaker/ICD the field size the rate setting on the pacemaker/ICD |
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CT scan stands for |
computed axial tomography |
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ct scan was developed in...? what kind of rays does it use? what can we see on a ct scan? |
1970s x-rays soft tissue, bone, blood vessels |
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typical dose from chest xray scan |
.06msv |
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typical dose for conventional chest xray |
2msv |
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typical dose for helical chest xray |
8msv |
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MRI stands for |
magnetic resonance imaging |
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MRI began testing in...? what can you see best on MRI? what type of energy does it use? energy of an MRI? |
1980s soft tissue magnetic energy and radiowaves .5 - 3 tesla |
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MRI procedure, what happens? |
radiosignal turned on and off energy absorbed by atoms in body is echoed or reflected back out of the body echo is measured by MR scanner |
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Benefits of an MRI |
it does not use ionizing radiation non-invasive excellent contrast can create detailed images of blood vessels |
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what type of contrast does MRI use |
gadolinium |
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MRI contrast is... |
non-ionic |
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in the us following administration of gadolinium based contrast agents is falling as because it increases the incidence of |
nephrogenic systemic fibrosis |
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contraindications for gadolinium |
diabetes history of renal disease liver transplants |
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nephrogenic systemic fibrosis |
large areas of hardened skin with lightly raised plaqaues, only occurs in people with kidney disease |
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Ultrasound also known as |
sonography |
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ultrasound uses what kind of energy? how does it work? sound waves cannot penetrate...?
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uses high frequency sound waves soundwaves bounce off organs and are detected as they return sound waves cannot penetrate bone and air |
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nuclear medicine -what is it -example |
injection of radioisotope -thyroid scan |
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PET scan stands for |
positron emission tomography |
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pet scans require |
oral or intraveous radioactive chemicals (radiotracers)
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what type of radioactive material is used for tyroid scans |
iodine |
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what kind of radioactive chemical is used for bone cancer scans |
technicium |
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pet scan procedure |
radioactive chemical is absorbed by organs and emit gamma ray signals measured by camera |
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pet detects the gamma rays given off at the site where a .... |
positron emitted from the radioactive substance collides with an electron in the tissue |
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angiography |
image and treat diseases of blood vessels -including brain and heart |
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four types of contrast media routes of administration |
intravenous inhalation intracavitary oral |
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high atomic number contrast media material |
metal based (salt) iodine based |
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metal based contrast media |
barium |
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low atomic number material contrast media |
air` |
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barium contrast -what kind of route of admission -common usage -contraindication |
-intracavitary -used commonly with GI tract -contraindications: GI perforation, fistula, bowel obstruction, dysphasia |
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in place of barium... |
25 ml of isovue 300 mixed with 16 oz of water/liquid |
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iodine common usage |
IV GU GI |
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examples of ionic iodine contrast |
cystographin renographin gastrographin |
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example of nonionic iodine contrast |
isovue |
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normal reaction for iodine |
warm sensation burning at injection site metal taste |
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mild allergic reation to iodine |
urticaria (hives) flushed skin puritis |
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allergic reactions can occur up to _______after injection |
30 min |
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yellow band |
fall risk |
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red band |
allergy risk |
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purple band |
do not resuscitate order |
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only beaumont uses what colored band |
yellow |
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green band |
latex allergy |
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blue band |
nuclear medicin blood test in progress |
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orange band |
ICD is turned off |
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colored wristbadns are used under MHA guidlines to |
reduce risk of unnecessary patient harm to help prevent medical error to communicate patient safety risk to all health care providers |
