A Case of Sudden Rise in D-dimer Level

A blood sample from a 54 year old female with ovarian tube cancer was tested for D-dimer using Nycocard Reader II. The result was 2,100 ng/mL, a sudden increase from the previous two days which was 500 ng/mL.

How could this happen?

A Case of Negative Unconjugated Bilirubin

Using an automated chemistry analyzer, a blood sample yielded the following result:
- Total bilirubin 2.0 mg/dL
- Conjugated bilirubin 2.2 mg/dL
- Unconjugated bilirubin -0.2 mg/dL

How could this happen?