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Lab Man > (P)Laboratory Diagnostic Errors > Flashcards

(P)Laboratory Diagnostic Errors Flashcards

1
Q

depend heavily on laboratory test results, yet errors can occur at any at any stage

A

Medical Diagnoses

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2
Q

TOF

Knowing the causes
and types of errors can help reduce their occurrence.

A

T

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3
Q

Occurs before testing

A

Pre-analytic errors

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4
Q

Occur during testing

A

Analytical Errors

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5
Q

Occur after tasting

A

kabaklaan (Post-Analytical Errors)

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6
Q

Accounts for 46-68% laboratory errors

A

Pre-analytic errors

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7
Q

Accounts for 7-13% laboratory errors

A

Analytic errors

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8
Q

Accounts for 18-47% lab errors

A

Post-analytic errors

ranks second (pre ang first)

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9
Q

CAUSES OF LABORATORY DIAGNOSTIC ERRORS

inaccurate patient identification;
ordering the wrong test

A

Pre-Analytical Errors

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10
Q

CAUSES OF LABORATORY DIAGNOSTIC ERRORS

improper specimen collection & transportation, and receipt handling and preparation of sample

A

Pre-Analytical Errors

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11
Q

CAUSES OF LABORATORY DIAGNOSTIC ERRORS

instrumentation problems and
human errors during testing

A

Analytical Errors

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12
Q

CAUSES OF LABORATORY DIAGNOSTIC ERRORS

inappropriate samples e.g. incorrect blood tubes for particular analyses, calibration errors, instrument malfunctions, the presence of interfering substances, and the failure to verify the results

A

Analytical Errors

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13
Q

CAUSES OF LABORATORY DIAGNOSTIC ERRORS

result interpretation and communication errors reports being sent to the wrong health care provider

A

Post-Analytical Errors

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14
Q

CAUSES OF LABORATORY DIAGNOSTIC ERRORS

  • long turnaround times,
  • missing reports,
  • improper interpretation of test results by healthcare providers
A

Post-Analytical Errors

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15
Q

In one particular study that was done in hematology and the chemical pathology section or the chemistry section, what was the number 1 pre-analytic error observed?

A

unlabeled sample

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16
Q

List other errors observed in the study done in hematology and chemical pathology apart from unlabeled samples

A
  • clotted sample
  • samples that are diluted
  • wrong medical record number
  • samples that are
    hemolyzed
  • incorrect tube/ QNS
  • wrong anticoagulant to blood ratio
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17
Q

In the article presented, how many diagnostic errors are recorded each year?

A

18 million/yr

slay purr

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18
Q

TOF

Diagnostic errors are not a major concern and shouldn’t be addressed

A

F

sis?

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19
Q

COMMON ERRORS IN PRE-ANALYTICAL PHASE

E-request, Label (Bar Coding) All
Sample

match the preventive act with the error

A

Missing sample and
or test result

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20
Q

COMMON ERRORS IN PRE-ANALYTICAL PHASE

  • Proper ID of patient
  • Use Patient or Hospital Name Tag
  • Ask for Assistance from nurse or Patient’s Watcher

match the preventive act with the error

A

Wrong or missing
identification of
patient

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21
Q

COMMON ERRORS IN PRE-ANALYTICAL PHASE

Monitor blood transfusion

match the preventive act with the error

A

Contamination from
infusion route

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22
Q

COMMON ERRORS IN PRE-ANALYTICAL PHASE

  • Trained phlebotomist
  • Clean and dry test tube and use
    disposable syringe

match the preventive act with the error

A

Hemolyzed, Clotted,
and insufficient
sample

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23
Q

COMMON ERRORS IN PRE-ANALYTICAL PHASE

  • Use the Right test tube with appropriate anticoagulant with the right test requested
  • Use a sterile container if required

match the preventive act with the error

A

Inappropriate
Containers

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24
Q

COMMON ERRORS IN PRE-ANALYTICAL PHASE

  • Check the vacuum of the test tube
  • Fill-in the test-tube with blood according to the required amount

match the preventive act with the error

A

Inappropriate blood
to anticoagulant
ratio

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25
Q

COMMON ERRORS IN PRE-ANALYTICAL PHASE

Appropriate handling and storage
of sample

match the preventive act with the error

A

Inappropriate
transport and
storage conditions

26
Q

Actual performance of the laboratory test

A

ANALYTICAL PHASE

27
Q

Validation of the result and the release of the result for review.

A

ANALYTICAL PHASE

28
Q

TOF

Advances in pre-analytical techniques, laboratory
instrumentation, and automation have improved analytical quality resulting in a significant increase in error rates

A

F
* advances in analytical techniques
* significant decrease in error rates

29
Q

ANALYTICAL ERRORS

errors such as incorrect
manual pipetting

A

Technologist Errors

30
Q

ANALYTICAL ERRORS

Important for accurate results. Failure to do this activity properly can lead to inaccuracies.

A

Instrument
Calibration

31
Q

ANALYTICAL ERRORS

Proper quality control of reagents is essential to ensure accurate lab results.

A

Reagent Quality
Control

32
Q

COMMON ERRORS IN ANALYTICAL PHASE

Familiarize

A

Sample Lost
Sample Mix up
Equipment Failure
Analytical Error
Invalid Result and No delta check done

33
Q

PRE/ANA/POST?

Sample Lost

34
Q

PRE/ANA/POST?

Sample Mix up

35
Q

PRE/ANA/POST?

Equipment failure

36
Q

PRE/ANA/POST?

Invalid Result and No delta check done

37
Q

The final phase of the total testing process

A

POST-ANALYTICAL PHASE

38
Q

Involves evaluation of laboratory test results

A

POST-ANALYTICAL PHASE

39
Q
  • Release of test results in a timely manner to appropriate
    individuals
  • Particularly critical results
A

Post Analytical Phase

40
Q

Modification, annotations, or revocation of results as necessary to support clinical decision-making

A

POST-ANALYTICAL PHASE

41
Q

PRE/ANA/POST?

Test Result lost

42
Q

PRE/ANA/POST?

Turnaround time

43
Q

PRE/ANA/POST?

Transcription error

44
Q

PRE/ANA/POST?

Incorrect interpretation

45
Q

STARTEGIES FOR ERROR PREVENTION

includes effective internal audits, which helps detect and prevent errors.

A

Implementing Quality Control Measure

46
Q

STARTEGIES FOR ERROR PREVENTION

increases staff knowledge and abilities, reducing the risk of errors.

A

Regular Training
and Competency
Assessments

47
Q

STARTEGIES FOR ERROR PREVENTION

Enhancing the communication of laboratory results to healthcare providers can improve patient care and safety

A

Improves
Communication
within the
Healthcare Team

48
Q

STARTEGIES FOR ERROR PREVENTION

can help prevent errors and increase
efficiency in the lab.

A

Using Advance
Technologies

49
Q

TOF

Involvement of regulatory agencies in laboratory operations limits compliance with quality standards

A

F (can help ensure compliance)

50
Q

QUALITY ASSURANCE AND ACCREDITATION

What are the accreditation programs that can enable laboratories to establish and maintain quality systems.

A

CLIA and ISO 15189

51
Q

IMPORTANCE OF QUALITY CONTROL AND STANDARIZATION IN LABORATORIES

A crucial component of lab work to
ensure accurate results.

52
Q

IMPORTANCE OF QUALITY CONTROL AND STANDARIZATION IN LABORATORIES

Discourages variability between different laboratories and ensures that results can be compared.

A

Standardization

53
Q

IMPORTANCE OF QUALITY CONTROL AND STANDARIZATION IN LABORATORIES

International organizations have taken significant steps to promote quality control and standardization in
laboratories

A

National
and
Global Initiatives

54
Q

IMPORTANCE OF QUALITY CONTROL AND STANDARIZATION IN LABORATORIES

What are the significant steps undertaken by int’l organization to promote QC and standardization in labs?

A

establishing standard operating procedures (SOPs) and reference materials.

55
Q

FUTURE OF DIAGNOSING WITH THE IMPLEMENTATION TECHNOLOGY

Technology can more accurately and efficiently analyze large amounts of data and images.

A

Improved accuracy
and efficiency

56
Q

FUTURE OF DIAGNOSING WITH THE IMPLEMENTATION TECHNOLOGY

Objective and consistent results of
the operator or location

A

Reduced Variability

57
Q

FUTURE OF DIAGNOSING WITH THE IMPLEMENTATION TECHNOLOGY

An early study has proposed that theimplementation of AI technology in pathology could reduce error rates
down to 0.5%.

A

Reduced diagnostic
errors

58
Q

gz dis last card if u concrete sequential learner like me and nath.

A

OA D PA TAPOS CHECK MO LAST TABLE SA SENIOR TRANSES MWAH

59
Q

CONSEQUENCES OF DIAGNOSTIC ERRORS

Diagnostics errors can lead to inappropriate treatment, delayed
diagnosis, and unnecessary procedures.

A

Patient Harm

60
Q

CONSEQUENCES OF DIAGNOSTIC ERRORS

Diagnostic errors result in the misuse of healthcare resources, resources, including unnecessary medical tests and procedures.

A

Financial cost

61
Q

CONSEQUENCES OF DIAGNOSTIC ERRORS

Diagnostic errors can leave patients feeling dismissed or let down.

A

Psychological Impact

Lab Man (8 decks)

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