The WHO ICD - Long version

G93.3 in Neurology chapter of ICD-10. Postviral fatigue syndrome, Includes: benign myalgic encephalomyelitis. Chronic fatigue syndrome, postviral. So it starts off well. You get a virally triggered chronic fatigue syndrome - that’s your diagnosis. Or is it? What if it’s not postviral? What if the viral illness is not a clear trigger for the illness? ................
................