Worst of all... not only are doctors unsure of what it is, many tell patients they're making it all up.
Sure, being covered with strange, black threadlike sttuctures is all in their heads. What is it with the medical comunity? They have of history of this kind of reaction to something new.
There's also quite a history of rather amazing diseases that are purely psychologically based - Mass Sociogenic Illness being one.
Yep. Look at the way they treated Lyme Disease....