Which of the following is the best test to distinguish iron deficiency anemia from ACI?
a. Serum iron
b. Hemoglobin
c. Free erythrocyte protoporphyrin (FEP)
d. Ferritin
ANS: D
Of the tests listed, only ferritin distinguishes between iron deficiency anemia and ACI; in iron deficiency anemia, it is low, whereas in ACI it is normal to elevated. Serum iron and hemoglobin (if the patient is anemic) are decreased in both; FEP is increased in both.
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The white matter is more homogeneous in the spinal cord than in the brainstem
a. True b. False
The description of the problem that caused the patient to seek treatment, usually stated in the patient's own words, is called the:
A. history of present illness B. clinical example C. review of systems D. chief complaint
Section IV of the ICD-10-CM Official Guidelines for Coding and Reporting contains the Diagnostic Coding and Reporting Guidelines for ____________________ services
Fill in the blank(s) with correct word
Helium/oxygen (heliox) therapy should be delivered using:
A) a nasal cannula B) a simple oxygen mask C) a partial rebreathing mask D) a tight non-rebreathing mask