...Onchocerca inhabits tropical regions directly under the equator, such as Africa and Central and South America, where it parasitizes under the skin and forms tumors, and often invades the eyes, causing blindness. Loach is found in central and western Africa, where it is often found in the conjunctiva of the eye, but also likes to move through the subcutaneous tissue of the entire body, causing pigeon-egg-sized tumors that suddenly appear and disappear, known as Calabar swellings. The existence of elephantiasis has been known for a long time, and among the statues excavated in Nigeria that are thought to date back to around 500 BC, there is one that has a huge scrotum caused by elephantiasis. ... *Some of the terms that refer to "Calabar swelling" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…オンコセルカはアフリカ,中南米など赤道直下の熱帯地方に分布し,皮下に寄生して腫瘤を形成し,またしばしば目にも侵入して失明の原因となることもある。ロアシジョウチュウはアフリカ中・西部に分布し,目の結膜からしばしば見いだされるほか,全身の皮下組織内を好んで移動し,このため鳩卵大の腫瘤が突然出現したり消失したりすることがあり,これをカラバール腫張Calabar swellingという。象皮病の存在は古くから知られており,ナイジェリアから出土した前500年ころまでさかのぼれる時代の作品と思われる彫像のなかに,象皮病による巨大な陰囊を有するものがある。… ※「Calabar swelling」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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