Anyone who thinks no medical movement could be more insane than iridiagnosis, is much mistaken.

J. Haskell Kritzer, in his Textbook of Iridiagnosis, fifth edition, 1921, carefully explains how to recognize artificial eyes, thus avoiding the embarrassment of basing a lengthy diagnosis on them.

Iridology (also known as iridodiagnosis or iridiagnosis) is an alternative medicine technique whose proponents claim that patterns, colors, and other characteristics of the iris can be examined to determine information about a patient's systemic health.

A tattered illustration on the wall labeled "Chart of the Eye" showed the split circles with radial divisions essential to iridiagnosis, by which one could accurately identify diabetes mellitus, typhoid, aortic regurgitation, and other alarming conditions.

Most eye care professionals do not practice iridology, citing a significant lack of scientific evidence for the practice.

Felke was known for his practice of iridology.

Iridology is now widely rejected by evidence-based medicine and regarded as a pseudoscience.

Similar mappings are used in many areas of the body, including the practices of reflexology and iridology.

In Canada and the United States, iridology is not regulated or licensed by any governmental agency.

He also practiced iris diagnosis (iridology).

Von Peczely first thought of iridology when caring for an owl with a broken leg.

The Felke Institute for Iridology was established in 1984.

As opposed to evidence-based medicine, Iridology is not supported by quality research studies and is widely considered pseudoscience.

The discussion that follows refers to the 4 controlled, masked evaluations of the diagnostic validity of iridology.

The researchers concluded: "iridology was neither selective nor specific, and the likelihood of correct detection was statistically no better than chance."

Iridology : this is a method of diagnosis involving detailed observation of the iris of the eye.

"The study showed that iridology is not a useful diagnostic aid," Dr. Knipschild concluded.

Both clay cures and iridology have become an established part of the practice of naturopathy in the early 21st century.

Iridology is not supported by any published studies and is considered pseudoscience by most medical practitioners and eye care professionals.

Well-controlled scientific evaluation of iridology has shown entirely negative results, with all rigorous double blind tests failing to find any statistical significance to its claims.

Unverified assessment methods such as iridology, applied kinesiology, and routine hair analysis for assessment of nutritional status are criticized.

The majority of medical doctors reject all the claims of all branches of iridology and label them as pseudoscience or even quackery.

It has been pointed out that the premise of iridology is at odds with the fact that the iris does not undergo substantial changes in an individual's life.

Halfway through the century, iridology was invented by the Hungarian physician Ignaz von Peczely.

Certain naturopathic treatments offered by traditional naturopaths, such as homeopathy, rolfing, and iridology, are widely considered pseudoscience or quackery.

In controlled experiments, practitioners of iridology have performed statistically no better than chance in determining the presence of a disease or condition solely through observation of the iris.

But if another site of equal merit could be found to make the point about non denying scientific iridology, then the burden of proof be upon people more competent than myself.

Certificates were offered in iridology, Herbalism, Companion Animal Studies, Practitioner Education Studies, and Natural Wellness Studies.

Ignaz von Peczely (1826-1911) was a Hungarian physician, who is credited with the invention or re-invention of the pseudoscientific theory of iridology.