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Myalgic Encephalomyelitis / Chronic Fatigue Syndrome (ME / CFS) Post Treatment Lyme Disease Syndrome (PTLDS), Fibromyalgia Leading Research. Delivering Hope.Open Medicine Foundation® Canada

Myalgic Encephalomyelitis/Chronic Fatigue Syndrome (ME/CFS) is diagnosed after ruling out all other diseases that may explain the symptoms presented. The diagnosis relies upon a set of symptoms presented according to the type of criteria used. There are many different criteria and we have tried to simplify the most commonly used in Table 1. 

Table 1 Summary of the 5 major diagnostic criteria from 1988.

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