C 74 ] 
Habit, as the Cafe is with the dry Gangrene. And 
fuppofing that there are dry Gangrenes purely local, 
as the critical c DepoJitnm$ of certain malignant Fevers, 
you may allure yourfelf, that the very fame Nature 
which has caufcd this Crifis, if you affift her but a 
little, will be able alio to feparate this Mortification 
from the found Parts; andfhe will do it more gently 
and more dextroiifly than we. 
Thcfe were the Notions I had formed to myfelf 
of thefe two forts of Gangrenes ; I only waited for 
Opportunities to make the Trials which this Theory 
fuggefted to me. 
1 did nor find any before 1738. in the Perfon of 
a Wood-Merchant of our Town, called Mrs. Four- 
naife. She was then 6y Years of Age, extremely 
corpulent j the Gangrene feized her at the Heel, by 
a black and round Blotch, of two Inches Diameter, 
without any Tumour, with fome fmall fcorbutic 
Spots, great Pains, and a little Fever. 
The Plethora made me begin with Bleeding and 
Purging ; the lafter I repeated every 8 Days. 
I applied all over the Foot and Part of the Leg, a 
Pultis made of Herbs and Farina s, emollient, re- 
folving, and aromatic, the fuppurative Ointment, and 
Storax. 
I gave inwardly diaphoretic Ptifans: In the Morn- 
ing, Broths of Vipers, ofCrayfifh prepared with pro- 
per Herbs, and above all with Watcr-crefies : In the 
Evening a Bolus of Theriaca. In fhort, I fpllowed 
intirely the Theory I had formed to myfelf about 
the dry Gangrene, and in 9 or 10 Days I faw the 
Suppuration formed > fo that my Patient was per- 
fectly cured in about 2 or 3 Months. 
This 
