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.
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Famous quotes containing the words red, hair, pathological and/or origin:
“If all hearts were open and all desires known—as they would be if people showed their souls—how many gapings, sighings, clenched fists, knotted brows, broad grins, and red eyes should we see in the market-place!”
—Thomas Hardy (1840–1928)
“Then, the cool kindliness of sheets, that soon
Smooth away trouble; and the rough male kiss
Of blankets; grainy wood; live hair that is
Shining and free; blue-massing clouds; the keen
Unpassioned beauty of a great machine;”
—Rupert Brooke (1887–1915)
“Analysis does not set out to make pathological reactions impossible, but to give the patient’s ego freedom to decide one way or another.”
—Sigmund Freud (1856–1939)
“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)