An essay on headachs [sic] and on their cure / [Walter Vaughan].

  • Vaughan, Walter
Date:
1825
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Licence: Public Domain Mark

Credit: An essay on headachs [sic] and on their cure / [Walter Vaughan]. Source: Wellcome Collection.

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    or in the membranes of whose brain solid or encysted tumours were forming: but when such tumours have ceased to increase, it is probable, they no longer predispose to pain, the pain havy- ing depended upon their growth and increase being faster than room was made for them within the cranium, so that then by compressing the brain directly, they compress indirectly the tub- erculum annulare or the medulla oblongata. But ossifications have been found within the skull of those, who never had a pain in the Head. And again, when tumours are deep in the brain, and have excited the adhesive inflammation, by which they have become enclosed in a cyst, they have predisposed to no pain, but have lain quiet and innocuous, as the leaden bullet did for thirty years ina Nobleman’s thigh.* It should never be forgotten, therefore, that the cause of the predisposition to Cephalaea, increases in the intervals of the paroxysms, so that every suc- ceeding paroxysm exceeds in violence the prece- ding paroxysm. As to blood or water etfused within the cra- nium, the former from apoplexies or from ac- cidents, Sir Astley Cooper thinks, is never absorbed ; but the brain gradually acquiring the power of bearing its pressure, the symptoms produced at the first moments of general extra- vasation gradually diminish. Nor have I yet learnt, that effusions or extravasations, when * Morgagni de Sedibus et Causis Morbor, &c. Epist. xxvii. §, 28. Hunter on the Blood, &c. page 238.