Author: Anonymous

The direct antiglobulin test is useful for the investigation of all the following EXCEPT:

Urine from a person with an increased plasma total bilirubin is found to have an abnormally high level of urobilinogen and normal bilirubin.  Which is the most likely cause of these findings?

On Monday, a patient’s K antigen typing result was positive. Two days later, the patient’s K typing was negative. The patient was transfused with 2 units of FFP. The tech might conclude that the:

Slight hemolysis can cause erroneous laboratory results in which serum analyte?

The direct antiglobulin test is useful for the investigation of all the following EXCEPT:

The glucose level in normal peritoneal fluid should be:

A patient has a normal prothrombin time (PT) and a prolonged activated partial thromboplastin time (aPTT).  To determine if the prolongation of the aPTT is caused by a factor deficiency or a circulating anticoagulant, the technologist should first:

A patient with severe disseminated intravascular coagulation has an FDP result of greater than 200 μg/dL and a clottable fibrinogen value of 50 mg/dL.  The fibrinogen level may have been affected by:

Which of the following patients would be a candidate for RhIg?

Protozoan cysts are found in a wet mount of sediment from ethyl-acetate concentrated material. The cysts are without peripheral chromatin on the nuclear membrane. Each cyst has four nuclei and each nucleus has a large karyosome that appears as a refractive dot. These oval-shaped cysts are most likely: