Short working definitions of notions implicit in cardinal clinical terms.

~ Sign; perception, feature.
~ Signal; significance of a sign – sign understood.
~ Syndrome; consistently concurrent signs and symptoms.
~ Pathogenesis; in Medicine, mechanism translating cause into function-structure.
~ Etiology; true cause, see Etios.
~ Diagnosis; synthesis of significant signs and notions of pathogenesis and etiology to sustain a hypothetical category of illness – a label.

The above is an extract from a Terminology List in Pandora Word Box, a companion site to CEO.