CHT Laboratory Management & Safety 3

Question 1

What is the purpose of an Internal Proficiency Testing (IPT) program when no approved external PT program is available for a test?

Accepted Answer

The lab uses split samples, previously tested specimens, or reference materials to verify ongoing accuracy

Answer

The lab may skip proficiency testing for non-covered analytes

Answer

The lab must obtain a CLIA waiver to continue performing the test

Answer

The lab director self-certifies competency in lieu of formal PT

Question 2

Which OSHA standard is most directly relevant to worker safety in the histocompatibility laboratory when handling patient specimens?

Accepted Answer

Bloodborne Pathogens Standard (29 CFR 1910.1030)

Answer

Hazard Communication Standard (HazCom)

Answer

Respiratory Protection Standard

Answer

Personal Protective Equipment General Requirements

Question 3

What is a 'laboratory information system' (LIS) and why is it critical in the histocompatibility laboratory?

Accepted Answer

A software system that manages patient data, test orders, results, and reports to ensure accurate specimen tracking and result reporting

Answer

A manual log book for recording reagent lot numbers

Answer

A system exclusively for billing and insurance claims

Answer

An instrument control system embedded in analyzers only

Question 4

What does the ASHI accreditation standard require regarding competency assessment of laboratory personnel?

Accepted Answer

Annual documented competency assessment for all personnel performing patient testing

Answer

One-time competency assessment at hire only

Answer

Competency assessment only after a quality failure event

Answer

Self-assessment by the technologist is sufficient

Question 5

What is the primary risk of improper specimen labeling in a histocompatibility laboratory?

Accepted Answer

Patient misidentification leading to an incompatible crossmatch result being applied to the wrong patient and fatal transplant error

Answer

Reagent waste from unnecessary repeat testing

Answer

Minor documentation discrepancy requiring corrective action only

Answer

Delay in billing processing for the laboratory

Question 6

Which quality indicator is most important to monitor specifically for urgent deceased donor crossmatch testing?

Accepted Answer

Crossmatch result turnaround time from specimen receipt to verbal/electronic report

Answer

Number of reagent lots used per quarter

Answer

Monthly technologist training hours

Answer

Annual proficiency testing pass rate