Presence of soluble interleukin-2 receptor, an indicator of the presence of interleukin-2, is used as a marker to diagnose debilitation, lethargy, loss of intellectual acuity, impaired overall performance, general inability to care for one's self and to diagnose the presence of Chronic Fatigue Syndrome and distinguish these conditions from psychological disorders.
METHOD OF DIAGNOSING COMBINED COGNITIVE/DEBILATORY DISORDERS