Observations on the nature and consequences of those injuries to which the head is liable from external violence : To which are added, Some few general remarks on fractures and dislocations / by Percivall Pott.

  • Pott, Percivall, 1714-1788.
Date:
1768
Catalogue details

Licence: Public Domain Mark

Credit: Observations on the nature and consequences of those injuries to which the head is liable from external violence : To which are added, Some few general remarks on fractures and dislocations / by Percivall Pott. Source: Wellcome Collection.

    38/430 (page 28)
    ( 23 ) / If they are large, or numerous, or the quantity of extravafated fluid confiderable, the fymptoms are generally urgent in pro¬ portion : but whether they be flight, or conflderable; whether immediately alarm¬ ing or not; they are always, and uniformly, fuch as indicate preffure made on the brain and nerves, viz. ftupidity, drowfinefs, dimi¬ nution, or lofs of fenfe, fpeech, and voluntary motion. This every practitioner knows to be one frequent confequence of blows on the head. But it alfo often happens, from the fame kind of violence, that fome of the fmall veflels which carry on the circulation be¬ tween the pericranium, fkull, and dura i i mater, are fo damaged, as not to be able, properly to execute that office, although there are none fo broken, as to caufe an aCtual effuffon of blood. Smart, and fevere ftrokes, on the middle part of the bones, at a diftance from the futures, are moil frequently followed by this kind of mifchief: the coats of the fmall veflels, which fuftain the injury in¬ flame, fmall quantity of extravafated fluid, will produce the moft alarming and moft preffing fymptoms; and that at other times a large quantity will occauon none at all.