MRO Donor Interview & Verification 2

Question 1

Which of the following substances detected on a DOT drug test could result in a verified negative if the donor presents a valid current prescription?

Accepted Answer

Amphetamine

Answer

Cocaine metabolite (benzoylecgonine)

Answer

Phencyclidine (PCP)

Answer

Marijuana metabolite (THCA)

Question 2

Under DOT regulations, when a donor claims a prescription during the MRO interview but cannot immediately produce documentation, the MRO should:

Accepted Answer

Allow a reasonable time (up to 5 business days) for the donor to provide documentation while independently verifying

Answer

Report a verified positive immediately since documentation was not provided

Answer

Cancel the test and require a new collection within 24 hours

Answer

Refer the matter to the employer's medical review board

Question 3

A donor's specimen tests positive for opiates. The donor claims to have eaten a large amount of poppy seeds before the test. How should the MRO respond?

Accepted Answer

Evaluate whether the specific morphine concentration is consistent with poppy seed ingestion at the DOT cutoff level

Answer

Automatically accept the explanation and report a verified negative

Answer

Automatically report a verified positive since poppy seed claims are never accepted under DOT

Answer

Order a hair follicle confirmation test before making a determination

Question 4

A donor presents a valid medical marijuana card issued by their state to explain a positive THC result on a DOT drug test. The MRO must:

Accepted Answer

Report a verified positive since federal DOT regulations do not recognize marijuana as having accepted medical use

Answer

Report a verified negative since the donor has legal state authorization

Answer

Cancel the test and refer the donor to a Substance Abuse Professional

Answer

Place the result on hold pending clarification from the state health department

Question 5

During verification of a positive opiate result, the donor reveals a valid prescription for oxycodone for chronic pain. What additional determination must the MRO make?

Accepted Answer

Whether the prescribing physician has determined the employee is medically qualified to perform safety-sensitive duties while taking the medication

Answer

Only that the prescription is current and the prescriber holds a valid DEA number

Answer

The complete list of all other medications the donor takes

Answer

Whether the donor's employer specifically prohibits opioid use in company policy

Question 6

A donor claims that an over-the-counter (OTC) cold medication explains their positive amphetamine result. The MRO should:

Accepted Answer

Evaluate whether the OTC medication's active ingredient could pharmacologically explain the positive result at the detected concentration

Answer

Accept the explanation automatically since OTC medications are legally available

Answer

Reject the explanation since only prescription medications are considered valid

Answer

Request a new specimen immediately and disregard the claimed explanation

Question 7

When reporting a verified positive result to the employer's DER, which of the following should the MRO generally NOT disclose?

Accepted Answer

The specific numerical concentration of the substance detected

Answer

The specific drug or drug class that tested positive

Answer

The verified result status (positive, negative, cancelled, etc.)

Answer

Whether a split specimen test has been requested