Unfortunately, medical organizations often have contradictory notions of environmental illness and inconsistent ways of dealing with it.  Many doctors and policy makers don’t even recognize environmental illness as a diagnosable problem in its own right due to its elusive nature.  Diagnosis of symptoms can often remove causation by glossing over their potential environmental causes (i.e., someone may be diagnosed with “Irritable Bowel Syndrome” even though the symptoms associated with it – like nausea – come from external factors).