Intravenous injection in wound shock : being the Oliver-Sharpey lectures delivered before the Royal College of Physicians of London in May 1918 . Fig. 39.—Muscle Injury. Recovery. Haemorrhage. Gum. Cat, 2-8 kilos. a. Hammered legs. b. Spontaneous partial recovery, fifty minutes later. c. After removing 24 per cent, of the blood. d. Sixteen minutes later. Resp. 130, shallow. Fifty gum solution given. Reduced respirations to 22, blood pressure rose to 136mm. in a quarter of an hour. Last level—two and a half hours after gum, three and a half hours afterinjury. IN WOUND SHOCK 113 estimations
Intravenous injection in wound shock : being the Oliver-Sharpey lectures delivered before the Royal College of Physicians of London in May 1918 . Fig. 39.—Muscle Injury. Recovery. Haemorrhage. Gum. Cat, 2-8 kilos. a. Hammered legs. b. Spontaneous partial recovery, fifty minutes later. c. After removing 24 per cent, of the blood. d. Sixteen minutes later. Resp. 130, shallow. Fifty gum solution given. Reduced respirations to 22, blood pressure rose to 136mm. in a quarter of an hour. Last level—two and a half hours after gum, three and a half hours afterinjury. IN WOUND SHOCK 113 estimations showed a progressive concentration ofthe blood. During the infliction of the injury, the bloodpressure falls, sometimes very notably, as in Fig. the fall is not very great, partial spontaneousrecovery may take place, as in Fig. 39 ; but the. Fig. 40.—Muscle Injury. Shock Exaggerated by of Gum. a. Legs hammered. Ik Bled 22 per cent., fifteen minutes later. c. Gum-saline, 28 d. „ 13 End of trace—two and a half hours after gum, three hours after injury. primary fall is usually followed by a slow secondaryfall, ending in death, as in Fig. 38. In either case,a slight haemorrhage, even of 22 per cent., has the8 U4 INTRAVENOUS INJECTION effect of enormously exaggerating the state of shock,as seen in Fig. 40, or of bringing on the secondaryshock, as in Fig. 39. A loss of this amount of bloodis quite innocuous to the normal cat. The blood pressure can, however, even afterexaggeration by haemorrhage, be restored by theinjection of gum-saline, as shown by Figs. 39 and i a p-V . <iv ^r^ !*?H IL /VY Fig. 41.—Muscle Injury. Lactic Acid. Gum at Late Stage. a. Legs hammered. Severe injury, although not much immediate fall of blood pressure. Resp. 30. b. Two hours after injury. Resp. 56, irregular.
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Keywords: ., bo, bookcentury1900, bookdecade1910, booksubjectwoundsandinjuries
