Red Hair of Pathological Origin
Most red hair is caused by the MC1R gene and is non-pathological. However, in rare cases red hair can be associated with disease or genetic disorder:
- In cases of severe malnutrition, normally dark human hair may turn red or blonde. The condition, part of a syndrome known as kwashiorkor, is a sign of critical starvation caused chiefly by protein deficiency, and is common during periods of famine.
- One variety of albinism (Type 3, aka rufous albinism), sometimes seen in Africans and inhabitants of New Guinea, results in red hair and red-colored skin.
- Red hair is found on people lacking pro-opiomelanocortin.
Read more about this topic: Gingerphobia
Famous quotes containing the words red, hair, pathological and/or origin:
“Let’s face it, I have been momentary.
A luxury. A bright red sloop in the harbor,”
—Anne Sexton (1928–1974)
“When the galactic sea was sucked
And all the dry seabed unlocked,
I sent my creature scouting on the globe,
That globe itself of hair and bone....”
—Dylan Thomas (1914–1953)
“A pathological business, writing, don’t you think? Just look what a writer actually does: all that unnatural tense squatting and hunching, all those rituals: pathological!”
—Hans Magnus Enzensberger (b. 1929)
“Though I do not believe that a plant will spring up where no seed has been, I have great faith in a seed,—a, to me, equally mysterious origin for it.”
—Henry David Thoreau (1817–1862)