hematoidin
/ˌhiːməˈtɔɪdɪn/
noun
- A yellow or orange pigment produced from hemoglobin when red blood cells break down, often found in old bruises or blood clots.
- The doctor explained that the yellow color of the bruise was due to hematoidin.
- In old blood clots, hematoidin crystals may form and give a golden hue.
- Hematoidin can sometimes be seen in areas where blood has pooled under the skin.