A laser procedure that allows increased blood flow to the myocardial tissue is known as __________.
Fill in the blank(s) with correct word
Question 2
Which of the following statements is true?
A) The ICD-9-CM assumes that all valve disorders have a rheumatic etiology.
B) An aortic disorder is assumed to be rheumatic in origin.
C) A disorder involving both the mitral and aortic valve is rheumatic in origin.
D) All mitral valve disorders are presumed to be nonrheumatic in origin.