y of syphilis, critical estimate of, 90

Cure, importance of, for the wife, 128
incomplete or symptomatic, danger of, 82
of early syphilis, abortive, 27, 34, 86, 127
of hereditary syphilis, 107
of syphilis, 124, 126, 129. _See also five-year rule_
abortive, salvarsan in, 73, 79, 89
complete, responsibility of the physician in regard to, 84
effect of cost on, 84, 149
stage of disease on, 85
importance of, 90
in early stage, 27, 86
in primary stage, 85. _See also cure of syphilis, abortive_
in secondary stage, 86, 88
methods of determining, 90
obstacles to, 80
radical or complete, 80
Wassermann test in, 58
symptomatic, in late syphilis, 87
time required for, 87

DARK-field examination, use of, in recognizing contagious recurrences, 111
germ of syphilis in, 22
importance of using, 22
use of, in recognizing early syphilis, 33

Deafness and loss of speech due to hereditary syphilis, 104

Deaths due to hereditary syphilis, 98, 99
due to late syphilis, 48

Denmark, free treatment of syphilis in, 169

Disgrace, syphilis and, 142, 144

Disinfection of hands, dishes, etc., by washing and disinfectants, 114

Dispensaries for syphilis in large cities, 170

Drinking of alcoholic liquors, effect of, in syphilis, 137

"Drops," 69

Drug stores and drug clerks, evil influence of, 175
prescribing, suppression of, 168, 174

Drying, effect on germ of syphilis, 27

Dumbness (loss of speech) in hereditary syphilis, 104

Dyes, relation of, to salvarsan, 70

EARS, secondary recurrences affecting, 43

Ears, trouble in, in hereditary syphilis, 104

Eating utensils, transmission of syphilis by, 113, 115

Education and character in the control of syphilis, 160
as means of controlling contagiousness of syphilis, 122

Ehrlich, Paul, 70

Engagements, syphilis contracted during, 117
to marry in syphilitics, precautions in connection with, 129

England, action of, against drug stores prescribing for syphilis, 176
provision for treatment of venereal disease in, 169
treatment not compulsory in, 180

English-speaking countries, attitude on Metchnikoff prophylaxis in, 177

Eruptions, absence of, in serious syphilis, 46
effect of mercury on syphilitic, 64
in hereditary syphilis, 100
non-syphilitic, 37
recurrent, 42, 43
secondary syphilitic, 36
syphilitic, effect of salvarsan on, 74

Estimate of damage caused by syphilit