Although any one of the answers might be considered correct, a report of gram-positive cocci in chains provides sufficient information without going beyond what the observation might allow. In off-the record conversation with the physician, a technologist might divulge that the picture is consistent with Streptococcus; however, enterococci may have a similar Gram stain appearance, potentially leading to the wrong choice of empiric antibiotic agents.
The image shows the Gram stain prepared from the positive blood culture. What is the MOST appropriate report?
The area of the federal government that ensures that the laboratory is stocked with gloves for their employees when performing tests on patient blood sample is:
1. A
2. A
3. B
4. A
5. B
6. B
A cardiovascular risk marker is an analyte in a body fluid that can be measured by the clinical laboratory and has been associated with the development of cardiovascular disease. Examples of risk markers include: LDL-C, triglycerides, and hs-CRP.
A cardiovascular risk factor is a condition (not a laboratory analyte) that is associated with an increased risk of developing cardiovascular disease. Examples of risk factors include: smoking, obesity, diabetes and hypertension.
Determine if each of the following is a cardiovascular risk marker or a cardiovascular risk factor.
1. Smoking
2. Obesity
3. Low density lipoprotein (LDL)
4. Hypertension
5. Triglycerides
6. High sensitivity-C-reactive protein (hsCRP)
Fibers can be mistaken for casts on occasion, especially hyaline casts. Fibers, however, are usually thinner and appear less uniform in structure than casts do.
Urinalysis & Other Body Fluids
Which of the following artifacts may be mistaken for casts?
A hapten is an incomplete antigen.
All of the following cellular antigens are important to an immunohematologist except:
Animals serve as a reservoir of infection" is the correct answer because Shigella only infects humans while Salmonella is found in many animals. Both have diarrhea as the major symptom. Endotoxin is produced by all gram negative bacteria and exotoxin is only produced by Shigella.
A major difference between Salmonella enterica and Shigella infections is that only in salmonellosis can:
