porphyrinopathy
/ˌpɔːf(ɪ)rɪˈnɒpəθi/Medicine
noun
Abnormality of porphyrin metabolism; any disorder characterized by this.
Origin
1950s; earliest use found in Thorpe's Dictionary of Applied Chemistry. From porphyrin + -o- + -pathy, after German Porphyrinopathie.