Type III hypersensitivity is mediated by the formation of antigenâantibody complexes that either activate complement for direct toxic effects or attract inflammatory cells, especially neutrophils that bind the complexes by Fc receptors and cause tissue damage.
1 The cost of laser eye surgery, known as LASIK, varies widely from surgeon to surgeon, with a national average of about $1,950 per eye. 2  Average prices do not vary much by geographic region, but minimum and maximum fees do. 3  All About Vision provides a chart of regional cost differences. This allows for a more precise vision correction and possibly lower chances of post-surgery complications. 2  Most surgeons charge between $200 to $500 extra per eye for this. 3  Also, if your surgeon uses IntraLase, another new technology, you can expect to pay an average of $344 more per eye.
According to a study conducted by a leading industry analyst in 2011 (commissioned by AllAboutVision.com), if you have no health insurance and must pay for the procedure entirely on your own, you can expect to pay about $2,700 per eye (on average) for standard cataract surgery, down from $3,300 per eye in 2010.