#20 While it is acceptable to report codes for uncertain diagnoses when a definitive diagnosis has not been established for inpatient hospitalizations, it is never appropriate to report a code for uncertain diagnoses for physician office and outpatient claims. Which is an example of an uncertain diagnosis?

a. acute and chronic bronchitis
b. suspicious for urinary tract infection
c. resolving myocardial infarction
d. acute asthma, ruled in