What are the steps in specimen collection?

What are the steps in specimen collection?

There are four steps involved in obtaining a good quality specimen for testing: (1) preparation of the patient, (2) collection of the specimen, (3) processing the specimen, and (4) storing and/or transporting the specimen.

What are the types of specimen collection?

The types of biological samples accepted in most clinical laboratories are: serum samples, virology swab samples, biopsy and necropsy tissue, cerebrospinal fluid, whole blood for PCR, and urine samples. These are collected in specific containers for successful processing in the laboratory.

What is the purpose of specimen collection?

Specimen collection is a common component of routine checkups for your health. It goes hand-in-hand with lab tests, allowing medical professionals to obtain tissue or fluids to look for any changes in your health. In addition, they help physicians diagnose medical conditions, plan treatments, and monitor diseases.

What is the meaning of specimen collection?

Specimen collection is the process of obtaining tissue or fluids for laboratory analysis or near-patient testing. It is often a first step in determining diagnosis and treatment (Dougherty and Lister, 2004).

What are the principles of specimen collection?

Equipment used for the collection of specimens should be clean and dry. No antiseptic should be present in the specimen bottle. As far as possible morning specimens are collected. If a culture specimen is required – use sterile containers, get midstream specimen or catherized specimen in case of urine specimen.

What is sample processing?

Sample processing is an essential part of accurate sample analysis. Sample processing includes recovery of target contaminant from the sample, cleanup to remove potential interferents (e.g. debris, non-target contaminants), and concentration of the target contaminant.

What are three specimen collection methods?

Three popular methods of blood collection are:

  • Arterial Sampling.
  • Venipuncture Sampling.
  • Fingerstick Sampling.

What is laboratory processing?

Lab processors process biological specimens and information from a patient once the specimen arrives at a lab. Lab processors are also known as specimen processors, laboratory aides, phlebotomy technicians or clinical laboratory technicians.

What is the role of nurse in collection in specimen?

One of the many responsibilities assigned to us, as nurses, is to collect and label specimen for analysis and to ensure their delivery to the lab. And knowing the proper way of gathering specimen is necessary for self-protection and to prevent the spread of disease.

How do you process a sample in a lab?

Specimen collection and processing procedures

  1. Avoid patient identification errors.
  2. Draw the tubes in the proper sequence.
  3. Use proper containers for collection.
  4. Mix all tubes ten times by gentle inversion immediately after collection.
  5. Do not decant specimens from one type of container into another.

What is the difference between a sample and a specimen?

A sample is a subset taken for some purpose from a larger population. A specimen is an individual member of the sample. For example, we might take a sample of 3 rocks from a bag.