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The chigoe Is a very minute infect, which 

 infinuates itfelf, imperceptibly, under the Ikin, 

 mod commonly of the toes, and there, form- 

 ing a nidus, produces its young. Thefe are 

 enveloped in a fmall cyft or bag, which ufually 

 increafes to the fize of a pea, as the period of 

 maturity approaches. When the young are to 

 efcape, a fenfe of tingling, or itching is felt in 

 the part — at firft very flight, often, indeed, not 

 fufficient to attract the notice of Europeans — 

 but, if longer neglected, increafes to a fenfe of 

 forenefs on preflure, or on treading upon that 

 part of the foot. This commonly leads to 

 examination, when a black, or dark point is 

 difcovered, which directs to a fmall, and fcarce- 

 ly tumid circle, whitifh, or very (lightly in- 

 flamed, of an appearance fomewhat like what 

 might arife from a pea lodged under the fkin. 

 If, at this period the cyft be removed, the dif- 

 eafe is eradicated, and nothing further is to be 

 apprehended; but if it be ftill further neglect- 

 ed, the nidus ruptures, and the young ones 

 efcaping penetrate into the parts around, pro- 

 ducing a fore which degenerates into a trouble- 

 fonie ulcer, and this being increafed by the 

 new cyfts of many chigoes, not unfrequently 



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