fenfe from ih^toi a. Hippocrates) is cairdby later Wri- 
ters Nyctalopia or Nocturna Ccecitas^ and is accordingly 
defcribed; with the J{emedies for it, by b. Galenic, Pltny^ 
d.ForeJltis.e.Sennertus^znAf.Joeh to whom I refer the Rea- 
der. Cornelius Celfus^ {de Medicin, lib, 6, cap, 6. §. 38.) 
mentions it under the title of Imbecilitas oculorum ^ but 
none of all thefe have given fo exad: and full a hiftory 
of it as will be found in the foregoing Relation. 
2. To this unufualcafe 1 fhall fubjoyn, another rela- 
ting to the fame fubjed, which I late y had the opportu* 
nity of obferving here in St,Thomass Hoj^ital^ together 
with my worthy friend Dr. William Dawkins ("wliom I 
have the happinefs to be joyn'd with therej in a Patient 
we ha4 for fome time under our hands. 
The cafe was this ; Daniel Wright aged about 1 9 years, 
of a fanguine and plethoric Conftitution, about the end 
of the year 1(^83. was feiz'd with a dizzinefs and pam in 
in the upper part of the head, which he told me he could 
impute to nothing but the exceflive cold weather, which 
then raged with us to extremity. Hereupon having 
the misfortune to apply himfelf to an ignorant Pretender 
to Phy/^j^here, a Plaifter for hishead was on'y order d at 
that time ( without any evacuations ) but whether 
it was the£?w/?/. cephalicum cum euphor bio in the Difpenf. 
or any other I could not learn. The Patient upon this 
grows mnch worfe, the pains of his head rriore fixtand 
girding (1 fuppofe from fome Spafms or confirictive Mo- 
tious of the Meninges^ to which fucceeded convulsive Fits 
(which were accompanied afterwards with a Tremor upon 
his Arms and Legs^ and upon this all Objects appear d 
double to him , from the fibres of the optic nerves 
being thus diftorted from their wonted Parallelifm, 
After this poor young man had been thus tor- 
turd by his Empirich^^ and this Diftemper for about 3 
a In Porrh^t. hb. 2. 40. b S^eOakndt Ocd. rartC^cap. f o. c T'lhu na. hlff, lib. 8. 
f4/?.50. d ForeJ}, /-b. n^sbjerv.^^, e Sinfitrt. lib. i part.-^.feSf. Z-c,ip> 44. f Joel fra^Hc, 
lib. 2. Se^h i.§. 10. 
month 
