Assertion: rheumatoid arthritis's system | /r/CapableOf | become confused
Facets:
value: following an infection
type: TEMPORAL
value: following environmental exposure
type: TEMPORAL
value: for some unknown reason
type: CAUSE
Source sentences:
text: For some unknown reason, the immune system becomes “confused” and begins to interpret molecular signals from normal body tissues as if they were coming from harmful infectious bacteria or viruses.
text: Molecular mimicry: The immune system becomes confused following an infection or environmental exposure and “sees” the body’s own tissue as the foreign invader, thus beginning a continuous attack on the tissue.