Epidemiological data on the incidence of sexual abuse of children dive
rge widely. This is due to the difficulty of making a medical diagnosi
s on the one hand and of establishing forensic proof on the other. The
present overview elucidates the problems associated with compiling in
terdisciplinary criteria for the diagnosis of child sexual abuse and o
ffers a list of such criteria. Background to the discussion is the dan
ger posed by a false positive diagnosis in borderline cases, which can
be more damaging than a false negative diagnosis.