ilis, 35
contagious relapses in, 42
contagiousness in, 110
cure in, 86
eye trouble in, 36
headaches in, 36
loss of weight in, 36
problems of, 42
rash (eruption) in, 36
rheumatic pains in, 36
severe, 36
spontaneous disappearance of symptoms, 39
time required for cure, 88
Secrecy, professional, right of syphilitics, 139
right of syphilitic, in connection with reporting of disease, 178
Self-control. _See sexual self-control_
Self-deception in regard to risk of infection, 161
Self-treatment in syphilis, 140
Semen, Spirochaeta pallida in, 39
Sexual characteristics of syphilitic children, 102
morality, development of, 145
relations, abstinence from, economic influences opposing, 158
of syphilitics, rules governing, 129, 138
Sexual relations, transmission of syphilis by, 117
self-control, economic forces opposing, 157
teaching of, 159
transmission of syphilis, question of guilt or innocence, 118
Silverware, transmission of syphilis by, 115
Single dose cure of syphilis with salvarsan, 72
"606." _See salvarsan_
Skin, recurrences of secondary eruption in, 43
unbroken, importance of, in preventing contagiousness of eruptions, 38
Sleeping sickness, 70
Smoker's patches, 138
Smoking (tobacco) in syphilis, 138
Snuffles in hereditary syphilis, 100
Social evil and syphilis, 165. _See also prostitution_
problem of syphilis, 15
Soft ulcer or sore, 16. _See also chancroid_
Soldiers, syphilis and gonorrhea among, in present war, 183
Sore throat in secondary syphilis, 38
Sores, contagious, effect of salvarsan on, 74
in prostitutes, 136
in syphilis, 38
transitory character of, 123
contagiousness of moist, 27, 38, 110
of open, 109
on nipples in wet nurses, 101
primary. _See chancre_
soft, 16. _See also chancroid_
tertiary. _See syphilis, late, gumma_
Sperk's estimate of frequency of relapse in secondary stage, 125
Spirochaeta pallida, 27
average life of, on objects outside body, 113
destruction of, in body, 39
discovery of, 14, 22
distribution of, in internal organs, 39
effect of antiseptics on, 27
of drying on, 27
of salvarsan on, 74
growth of, 27
in brain, in general paralysis of insane, 48
in hereditary syphilitic children, 99
in late syphilis, 45
in lymph-glands, 34
in secondary syphilitic eruptions, 38
in spinal cord, in locomotor ataxia, 49
invasion of body by, in
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