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:
“He was as bald as a hump.
His ears stuck out like teacups
and his tongue, my God, his tongue,
like a red worm and when he kissed
it crawled right in.”
—Anne Sexton (1928–1974)
“To-night she will spread her brown hair on his pillow,
But I shall be hearing the harsh cries of wild fowl.”
—Patrick MacDonogh (1902–1961)
“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)
“Each structure and institution here was so primitive that you could at once refer it to its source; but our buildings commonly suggest neither their origin nor their purpose.”
—Henry David Thoreau (1817–1862)