What test may require special chain of custody documentation when collected?

Asked by: Laverne Hayes  |  Last update: April 24, 2026
Score: 4.3/5 (22 votes)

Tests requiring strict chain of custody (CoC) documentation include drug screens (urine/blood), blood alcohol tests, forensic samples (DNA, crime scene), and certain critical legal/employment tests, ensuring sample integrity for legal or official use by meticulously tracking possession from collection to analysis. Therapeutic Drug Monitoring (TDM) and blood cultures generally do not need the same strict CoC, though proper ID and handling are always important.

Which test may require a chain of custody?

For urine drugs of abuse testing in particular, it is important that the donor identify the specimen and that the urine cup is sealed in front of the donor, followed by the person who collected the specimen signing the chain of custody forms.

Which of the following tests may require special chain of custody documentation when collected blood culture crossmatch drug screen TDM?

Answer. C) Drug screen.

What often requires chain of custody documentation?

Chain of custody is used primarily in criminal law but can also apply in civil cases where evidence is critical. It is crucial for maintaining the integrity of physical evidence, such as drugs, weapons, or biological samples.

Which urine test would require a chain of custody procedure?

Any and all drug testing should incorporate a Chain of Custody process to insure the integrity of the test.

DOT Specimen Collection – Problem Collections – Refusal to Sign

32 related questions found

What is a chain of custody and when might it be required in specimen collection?

A specimen chain of custody form is a document that tracks the handling of a specimen from the moment it is collected until it reaches the laboratory for testing. This form is essential for ensuring the integrity and security of the specimen during this process.

What are three confirmatory tests that can be performed on urine?

Dipstick test

  • Acidity (pH). The pH level indicates the amount of acid in urine. ...
  • Concentration. A measure of concentration shows how concentrated the particles are in your urine. ...
  • Protein. Low levels of protein in urine are typical. ...
  • Sugar. ...
  • Ketones. ...
  • Bilirubin. ...
  • Evidence of infection. ...
  • Blood.

What would require a chain of custody procedure?

Establishing the chain of custody is made of both a chronological and logical procedure, especially important when the evidence consists of fungible goods. In practice, this most often applies to illegal drugs which have been seized by law enforcement personnel.

Which of the following types of testing requires chain of custody documentation for specimens?

Drug tests often require chain of custody documentation when collected to ensure the integrity and security of the collected samples.

What are the requirements for chain of custody documentation?

The Relevance of the Chain of Custody Documentation

Each sample container label must receive a unique identification code and other relevant information such as location, date and time of collection, the name and signature of the person who collected the sample, and the signature of the witness(es).

Which of the following often requires chain of custody documentation in Quizlet?

Blood alcohol levels and drug screenings often require chain of custody documentation.

Which test requires the blood sample to be chilled immediately after collection and delivered to the laboratory on ice?

Some of the tests that require chilled specimen are: arterial blood gases, ammonia, lactic acid, pyruvate, ACTH, gastrin, and parathyroid hormone.

What must be checked promptly after collecting a urine specimen for drug testing?

You must check the temperature of the specimen no later than four minutes after the employee has given you the specimen. The acceptable temperature range is 32–38 °C/90–100 °F. You must determine the temperature of the specimen by reading the temperature strip attached to the collection container.

What is a chain of custody example?

Thus, a chain of custody in a criminal case might be: A police officer collects a gun at the crime scene and places it in a sealed container. The police officer gives the gun to a police forensics technician.

What are the three requirements for maintaining chain of custody?

There are three main aspects to a chain of custody: control, continuity, and documentation.

  • Control. This aspect refers to maintaining physical control over the evidence presented at all times.
  • Continuity. This refers to keeping track of who had access to the evidence and when the access was granted.
  • Documentation.

What is a chain of custody IT exam?

What is a chain of custody and what does it establish? The chain of custody is a series of documentation and procedures that ensure the evidence isn't contaminated or tampered with. The integrity of evidence allows for legitimate and truthful outcomes in courts of law.

Which test requires special chain of custody documentation?

The test that may require special "chain of custody" documentation when collected is c. Drug screen. This is because drug screening is often used in legal contexts where the results might be presented in court or used for employment decisions.

Which test requires chain of custody?

Chain of custody is a process used for toxicology testing when the results might have legal implications for the individual tested. Clinical toxicology testing is used for routine medical care.

Which type of testing is performed to validate that the system meets user requirements?

User acceptance testing is a testing technique performed to determine if the software system meets the required specifications. Find out more here! Whenever you build a product for customers or end-users, you must run tests to ensure it meets quality and safety standards.

What is the chain of custody protocol in laboratory testing?

Chain of custody in the lab refers to the documented process of tracking the handling, storage, and transfer of samples or data throughout their lifecycle.

What are the 7 steps of investigation?

The 7 steps of a crime scene investigation, often called the "7 S's," provide a structured approach: Secure the scene, Separate witnesses, Scan the scene, See the scene (document), Sketch the scene, Search for evidence, and Secure and Collect evidence, ensuring thoroughness from initial response to evidence preservation for a case.
 

What should be on a chain of custody form?

The chain of custody documentation provides information regarding the collection, transportation, storage, and general handling of the electronic evidence. A typical chain of custody document may include: Date and time of collection. Location of collection.

What are three types of urine specimens that may be collected?

Urine Collection

  • Urine collection. There are a number of different types of urine collection as described below:
  • Early morning urine (EMU) ...
  • Mid stream urine (MSU) ...
  • Cather specimen of urine (CSU) ...
  • 24 hour urine collection. ...
  • Urine cytology collection.

What is a confirmatory test that can be performed when a urine sample is positive for the bilirubin test?

The Ictotest tablets, based on the diazotization reaction, are utilized as a confirmatory assay for the presence of urinary bilirubin when a frontline test (i.e. urine strip or another semi-quantitative method) has provided a positive bilirubin result.

Which of the following laboratory tests are considered waived tests?

Common CLIA-Waived Test Examples:

Blood glucose testing. Fecal occult blood tests (FOBT) Urinalysis (dipstick) Rapid strep and flu tests.