Environmental Engineering Reference
In-Depth Information
Chancroid (soft
chancre)
Haemophilus
ducreyi, Ducrey
bacillus
Discharges from
open lesions and
pus from buboes
from infected
persons
Sexual contact with open
lesions and pus; direct
contact with infectious
discharges in sexual
intercourse; transfusion of
infected blood
3-5 days or
longer
Character guidance, health
and sex education,
premarital and prenatal
examinations. Improvement
of social and economic
conditions; elimination of
slums, housing rehabilitation
and conservation, new
housing, neighborhood
renewal. Suppression of
commercialized prostitution,
personal prophylaxis,
facilities for early diagnosis
and treatment, public
education concerning
symptoms, modes of spread,
and prevention. Case
finding, patient interview,
contact-tracing and
serologic examination of
groups known to have a
high incidence of venereal
disease, with follow-up.
