Diagnostic medical sonographers and cardiovascular technologists and technicians, including vascular technologists, also called diagnostic imaging workers, operate special imaging equipment to create images or conduct tests.
Microbiology includes the study of both bacteria and viruses. Many tests in microbiology have been traditionally manual procedures. While some tests such as a rapid Strep or influenza screen can be done in 15-20 minutes, some cultures may take several days or even weeks depending on how fast the organisms grow.his section is also highly automated. The tests performed include hemoglobin, white blood cell counts, red blood cell counts, and white cell differentials, which tell the medical provider what types of white cells, are present in the patientâs blood.
A qualitative drug screen is used to detect the presence of a drug in the body. A blood or urine sample may be used. However, urine is the best specimen for broad qualitative screening, as blood is relatively insensitive for many common drugs, including psychotropic agents, opioids, and stimulants. Common methods of drug analysis include chromatography, immunoassay, chemical (spot) tests, and spectrometry.