Case. 
Where acquired. 
Duration. 
Treatment. 
Present 
1 state. 
I 
Congo . 
^ VMr^ 
Arsenic (Li^unr itrsentea/is) 
1 Well 
1 
2 
Gambia. 
I year 8 months 
Aisenic, (|iiinine. urntropine 
1 Dead 
3 
Congo . 
2 years 3 months 
Arsenic, quinine, methylene 
blue, etc. 
Dead 
4 
Uganda. 
3 years. 
Arsenic, trypanroth, aloiyl 
Apparenllr 
well 
5 
Uganda. 
A vears 
XrvDanroth-arsenic. 
Dead 
*T ^ *. 
6 
Conro .... 
2 years 6 month.s 
ApparentK 
well 
Atoxyi .... 
7 
Benguela .... 
2 years 3 months 
Atoxvl. 
Apparently 
well 
8 
Liialaba River 
(Congo) 
I year 3 months 
AfoxyJ, parafuchsin, |>er- 
chloride of merciirv, anti¬ 
mony 
Apjuirently 
well 
9 
Northern Nigeria 
I year 4 months 
Atoxyi, perchlnride of 
mercury 
Appaientljr 
well 
lO 
Conpn 
6 inrinfVie 
Atoxvl. antimnnv 
Imprus'ed 
1 
— —-. 
otheTrP be tempted to draw from ti.ese al.. 
!lLr f '■" human trypanc 
rerZwThe , rTT"" “"liberation that we do not a 
ceTTv ma: ” '"“"■ 'ha* ■ 
..i-;f r~;:, “'ir "•••"•’ 
reaction to drugs, form no ver r as regards thei 
same drugs in man. ^ ^ 
Subject ^"'hese considerations we may provisionally infer that, 
Atoxvl Tar*'" rj' a fatal disease 
manifestations of the infertiT ''’’“‘"ing the clinica 
dtsappear from the peripheral circnlaTr^"’" “ 
parasites may reappT ag^TTraTin”*^! 
and usually concurrently with a rise fn t 
4- Nevertheless, if the drn^ h ‘'^'"I^tature. 
ultimately disappear for good and doTotTfurT'’' 
