A patient had surgery for colorectal cancer, after which he received chemotherapy for 6 months. The test for carcinoembryonic antigen (CEA) was normal at thist time. One year later, the bimonthly CEA was elevated (above 10ng/mL). An examination and biopsy revealed the recurrance of a small tumor. What was the value of the CEA test results in this clinical situation?
A physician orders 2 units of leukocyte reduced red blood ce…
A physician orders 2 units of leukocyte reduced red blood cells. The patient is a 55-year-old male with anemia. He types as AB negative. There is only 1 AB unit on the shelf. What would be the next choice?
HDFN does not usually occur in the first pregnancy if the mo…
HDFN does not usually occur in the first pregnancy if the mother is D negative and the baby is D positive. Which of the following is the most likely reason for this?
In analyzing cardiac markers, which markers stays increased…
In analyzing cardiac markers, which markers stays increased the longest?
An anitbiotic that inhibits cell wall synthesis is:
An anitbiotic that inhibits cell wall synthesis is:
Eikenella corrodens is an oppotrunisitc pathogen, mostely n…
Eikenella corrodens is an oppotrunisitc pathogen, mostely noted for causing abscesses of the oral cavity.
Which of the following is used to promote growth of gram-neg…
Which of the following is used to promote growth of gram-negative organisms while inhibiting the growth of gram-positive organisms?
A yellow pigment producing organism that is oxidase positive…
A yellow pigment producing organism that is oxidase positive, nonmotile, and does not grow on MacConkey agar is:
The porphyrin test was devised to detect strain of Haemophil…
The porphyrin test was devised to detect strain of Haemophilus capable of:
The stock cultures needed for quality control testing deoxyr…
The stock cultures needed for quality control testing deoxyribonuclease (DNAse) production are: