bilirubin
5 articles in this field-note collection.
Direct bilirubin: normal range and what a high result means
Direct bilirubin is the form your liver has already processed. Normal levels, why it runs high, how to read it with ALT and ALP, and when it's urgent.
Indirect bilirubin: normal range and why it runs high
Indirect bilirubin is bilirubin before the liver processes it. Normal ranges, why it runs high (usually Gilbert syndrome), its neighbors and when it's urgent.
Urine bilirubin test: what negative and positive mean
Bilirubin in urine points to the liver or bile ducts. What normal is, the common causes of a positive, how to read it with other tests, and when it's urgent.
Urobilinogen in urine: normal levels, high and low causes
Urine urobilinogen tracks bilirubin's trip from liver to gut and back. Here's the normal 0.2–1.0 range, what high or low means, and when it's urgent.
Bilirubin blood test: normal levels and why it runs high
Bilirubin comes from old red blood cells. Normal levels, why it runs high (often Gilbert syndrome), how to read it next to ALT and ALP, and when it's urgent.