Inflammatory cells have difficulty limiting the colonization of microorganisms in infective endo-carditis because the:
a. microorganisms are resistant.
b. valves are avascular.
c. microorganisms are sequestered in a fibrin clot.
d. colonies overwhelm the phagocytes.
ANS: C
In endocarditis, bacterial colonies are inaccessible to host defenses because they are embedded in the protective fibrin clots; it is not because the microorganisms are resistant, that the valves are avascular, or that the colonies overwhelm the phagocytes.
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Level I HCPCS codes are also known as the:
American Medical Association's CPT codes. Centers for Medicare and Medicaid Services (CMS) diagnostic codes. Medicare local codes. National dental codes.
Which of the following strategies is useful in the mechanical ventilation of a patient in status asthmaticus?
1. Allow peak inspiratory pressures to go as high as required. 2. Permissive hypercapnia. 3. Prolonged inspiratory time. 4. Small tidal volumes. a. 1, 2, and 3 only b. 2 and 4 only c. 3 only d. 2, 3, and 4 only
The codes that use modifiers are:
A) CPT and HCPCS. B) ICD-10-CM. C) ICD-10-PCS. D) all of the above.
Inaccuracy in linking diagnostic codes and procedural codes will result in all of the following except ________.
A. denied claims B. prison sentences C. exclusion from payers' programs D. reduced payments E. internal coding audits