QUALITY ASSESSMENT AND QUALITY CONTROL
Guidelines for developing policies and procedures that are required by OSHA are available from?
Clinical & Laboratory Standards Institute (CLSI)
What specimen should be obtained for a pregnancy test?
First morning
What is the functional unit of the kidney?
What two types of specimen preservation are used in UA?
Refrigeration and Boric Acid
John drops off his 24 hour urine specimen to the lab. Upon drop off he tells the tech that he forgot to collect his urine this morning, but managed to get some in the jug. What should the tech do?
Give the patient a new collection container and explain the collection procedure again.
Obtaining the same result after testing a specimen 3 times is called?
Precision
24 hour urine
The majority of filtered sodium is ACTIVELY reabsorbed in the?
Proximal and distal convoluted tubules
an unpreserved specimen (remaining at room temp) would be expected to have? MUST NAME ATLEAST 3
Increased bacteria, nitrites
Decreased- glucose, ketones and cellular elements
a physician brings a urine sample to the lab for testing. He says he expects it to be positive for glucose and bilirubin. Upon analysis, the sample is negative for both. What happened?
The specimen was unpreserved correctly and was exposed to light.
What is the purpose of a quality assessment program within the laboratory? NAME ATLEAST 3
To detect problems and improve services
Monitor accuracy and precision
train, educate and assess competency of personnel
what specimen is MOST convenient for a urine culture?
MSCC
What part of the nephron does PASSIVE transport of water and sodium occur?
Loop of Henle
a patient sample with diabetes mellitus will have what characteristics?
increased volume and SG
while running samples on the automated UA analyzer the tech on duty notices that the patient samples are positive for nitrites, but no bacteria noted during microscopic exams. What kind of error is this and what should the tech do?
analytical. The tech should troubleshoot the instrument and do any maintenance required by SOP
What is the most important precaution to break the chain of infection?
Hand hygiene
what is the ideal length of time between specimen collection and testing?
2 hours
What is the name of the capillary bed, that also has a filtering system, and is surrounded by a membrane?
Glomerulus
a specimen preserved by refrigeration until a microscopic can be performed will have?
amorphous
a technician receives a urine sample in the lab with no label. As soon as the technician realizes there is no label for the specimen, a nurse comes into the lab with labels for the urine she just sent down and asks for the specimen. What should be done?
Explain that the specimen received cannot not be processed because it had no label and another specimen must be collected and sent with a proper label.
Who is exempt from standard precautions?
HAHAHAHA NOONE!
What is the proper collection for MSCC urine sample?
Cleanse the area, void into the toilet, stop, collect middle portion into specimen container, then void the remainder
What is the creatinine clearance formula?
U*v/P * 1.73/A
where should a urine specimen be labeled?
on the side of the urine cup, never on removable parts of specimen container
A technician on duty has a critical Hgb result for a inpatient. She knows that policy states a critical result must be delivered to an RN/provider within 30 minutes. She has called the floor to speak with someone multiple times, but cannot get in touch. she leaves a message and asks for a call back. After 1 hour goes by she receives a call back. What can the technician do to protect herself in case of an audit in the laboratory?
The technician should always document in the LIS system what has happened. The patient cannot see this documentation but providers and other caregivers can.
For example: Critical Hgb obtained in the lab at 1530. I called the floor at 1540 and 1550 with no answer. At 1550 I left a message for the RN/ provider on duty to return the call for a pending critical. Call back received at 1630, critical result called to and reiterated by Jill, Rn.