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A patient (or responsible family member if the patient is legally incompetent) must fully understand what will be done during a test, surgery, or any medical procedure and must understand its risks and implications before legally consenting to it.
Urine left in the bladder after voiding. It is more than 50 mL of urine remaining in the bladder; the patient may need to have an indwelling catheter inserted.
Secretions in the lung. It contains mucus, cellular debris, or microorganisms, and it may contain blood or pus.
A laboratory test involving cultivation of microorganisms or cells in a special growth medium..
A laboratory method of determining the effectiveness of antibiotics, usually performed in conjunction with culture.
Eject mucus, sputum, or fluids from the trachea and lungs by coughing or spitting. Expectoration fromthe throat and mouth secretions cannot be used as a sputum specimen because saliva with food particles will not give desired results.
Is required to collect a sputum specimen when a patient cannot expectorate sputum.
Tend to grow within the body cavities. To collect an anaerobic specimen deep in a body cavity, the nurse uses a a sterile syringe tip to aspirate visible drainage from the inner wound.
One of the most commonly used diagnostic aids in the care and evaluation of patients, can yield valuable information about nutritional, hematologic, metabolic, immune, and biochemical status.
The most common method, involves inserting a hollow-bore needle into the lumen of a large vein to obtain a specimen.
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