Which lab test is used to detect early or mild B12 deficiency?
Methylmalonate (MMA)
Patient is on UFH and the control value at this hospital is 22-38 seconds, select the correct test and appropriate treatment level for this patient.
a) INR, 2-3
b) aPTT, 18 seconds
c) INR, 2.5-3.5
d) aPT...
NAPLEX - Lab Values Questions
and answers
Which lab test is used to detect early or mild B12 deficiency? -
answer Methylmalonate (MMA)
Patient is on UFH and the control value at this hospital is 22-38
seconds, select the correct test and appropriate treatment level for
this patient.
a) INR, 2-3
b) aPTT, 18 seconds
c) INR, 2.5-3.5
d) aPTT, 44 seconds
e) Platelets, above 50 - answer - The aPTT can be used to monitor
heparin.
- The treatment goal is to achieve PTT 1.5 - 2 times the control value
of the institution
A patient presents with confusion and rapid breathing. A lab report
reveals a low serum bicarb level. What is the patient experiencing?
And which of the following antiepileptic drugs can cause this?
a) Dilantin
b) Tegretol
c) Topamax
d) Keppra
e) Onfi - answer Metabolic acidosis
*Topamax*
, If treated, the usual treatment is sodium bicarbonate (NaHCO3)
Elevated INR, hypoalbuminemia, and thrombocytopenia point
toward which of the following diagnoses:
a) Alcoholic hepatitis
b) Pancreatitis
c) Acute kidney injury
d) Chronic liver disease
e) Lactic acidosis - answer Chronic liver disease
Why is calculating the anion gap important when a patient has an
acid-base imbalance? - answer To identify if the patient has an
anion-gap or non-anion-gap metabolic acidosis
A patient on primaquine for malaria prophylaxis with a G6PD-
deficiency puts the patient at higher risk of what? - answer
Excessive destruction of red blood cells
A Direct Coombs test is used to test for what? - answer Hemolytic
anemia
What signs and symptoms could indicate hemolysis? (Select all that
apply)
a) Negative Direct Coombs test
b) Blood in the stool
c) Positive Direct Coombs test
d) Hematuria
e) Positive ANA test - answer Positive Direct Coombs test and
Hematuria
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