ULCERS. 165 



alteratives muft be called in, to enfare efFedl 

 from the whole. Without defccnding to a 

 particular formulae for this purpofe alone, I re- 

 fer the reader to a variety (prefcribed under 

 the diftin^fl heads of GREASE, SURFEIT, 

 and FARCY) for fuch feledion as may bed 

 coincide with his opinion upon the conftitution 



and bodily ftate of the fubjedt difeafed. 



.iff 



It is a rule eflabliflied in furgery, and fliould 

 be in farriery, where there is 2.Jinus or cavity 

 leading to a remote or hidden caufe of com- 

 plaint, and from whence a palpable difcharge 

 iffues, the courfe and depth fliould be accu- 

 rately afcertained by the probe; and, if no ten- 

 dinous parts prefent to forbid the operation, 

 xhtjiniis^ cavity^ ox vacuum^ fliould be inftantly 

 LAID OPEN (v/ith a biftory) to its utmoft ex- 

 tent, and properly filled with a pledget of lint, 

 well impregnated with warm digeftive, and 

 plentifully covered with tow fpread with the 

 fame. After z fecond or //?/><:/ dre fling, iLould 

 the injide of fuch cavity prove callous, or hard 

 in fubftance, it mufl be taken away by the 

 KNIFE, or deftroyed by the means before 

 defcribed. If it be fo fituated that the purts 

 forbid an entire feparation, found with the 

 M 3 probe, 



