These coagula may be distinctly perceived for several weeks after delivery, and both in their form and colour they differ from those produced by inflammation.
When coagula have remained or formed in the uterus after labour, these irritate it by their presence, and excite it to contract: pains therefore of a crampy spasmodic character are produced, which have received the name of after-pains.
After-pains do not only arise from coagula in the cavity of the uterus irritating it to contraction, but also from little plugs of coagulated blood, which fill the sinuses opening upon the internal surface of the uterus.
In the same way it frequently happens that small coagula of blood lodge in the uterus and rapidly grow putrid.
In acute arteritis we find swelling along the vessel, loss of elasticity, friability, and thickening of the walls; a roughness and loss of gloss of the inner coat, with the formation of coagula or pus in the vessel.
Fibrinous coagula and polypous concretions may be found in the cavities of the heart.
After allowing the patient a short rest, the coagula and mucus are cleaned away from the parts, to prepare for union.
As to treatment, after the infliction of an injury, the scalp ought to be shaved, and the wound cleansed of coagula and foreign substances.
The coagula being removed, by dissecting under the finger, the subscapular artery was then separated, so that an aneurism needle could be passed under it at its origin from the axillary, and about an inch from the sac.
Bleeding is restrained by charpie, pressed firmly and quickly into the cavity, and supported by compresses and bandage; but, before introducing the dossils, all coagula and fluid blood should be carefully sponged out.
After the urine has been thus evacuated, should a suspicion remain of coagula being still in the bladder, tepid water may be injected with the view of promoting the breaking down of the clots, and then the exhaustion may be repeated.
Moreover, the larger arteries, when once filled with coagula and well contracted, fortunately do not frequently yield to the impulse which serves to produce secondary hemorrhage in vessels of smaller caliber.
Coagula and clots of blood are to be found in the wound, more or less filling it up if it has not been interfered with.
The consistence of the coagula also becomes firmer with age, and as the coagula become firmer they are more or less laminated and the expressed lymph may lie between the laminæ or around the coagula.
The presence or absence of coagulaand clots, the staining of the tissues with blood, the presence of ecchymosis and its comparative age, as shown by its color, should also be noted.
The entire amount of blood lost is thus coagulated and the coagula are firm.
These coagula (if the wound is not interfered with) occur in the opening of a wound and on its edges, especially at the mouths of the blood-vessels, which are thus plugged.
At first the greater part may coagulate, but after a time coagulation is less and less complete, and the coagula are not as firm as those from the blood of a living person.
That coagula {706} do form in the heart during life is shown by the sudden occurrence of cerebral embolism with aphasia.
Rarely, I have seen minute coagula of blood in one or more ulcers, and I have also observed ulcers which have evidently been larger and have partially healed.
In certain recent cases softcoagula or dark fluid blood, and in others firmly coagulated blood, are found in the cavities; in those which have been prolonged the blood is more likely to be found fluid and the coagula diffluent.
Thence result the formation of coagula in the congested vessels and deposits of pigmentary matter.
A common example of this form is met with in the fever which results from the presence in the uterus of decomposing coagula or portions of retained ovum, the fever subsiding with the removal of the disturbing cause.
In rare instances auto-infection may result from spontaneous decomposition of the lochia, of bits of decidua, of coagula of blood, of necrosed tissue, or in consequence of severe instrumental labors.
The true explanation of the way in which coagulaform round pus in the veins has already been given.
Davis's case (section IV) may loosen the coagula formed, either between the wounded edges, or in the cavities of veins.
The large veins were distended with adherent coagula of blood, and the smaller veins around the livid patches were also filled with coagulated blood.
If examined, the uterine veins will be found filled withcoagula for some distance.
These coagula extended for several inches in the course of the circulation; but beyond them, in both directions, the vessel was pervious.
Cruveilhier appears to have imagined that the loose coagula act as filters, through which the blood passes, while the pus is retained.
If these coagula fill the vein, are firm, and remain undisturbed by violence, the union may be complete, and the vessel sealed at those parts, even although the original wound should suppurate.
In one case, the blood is generally found of a dark colour, with firm, and sometimes adherent coagula in the vessels; in the other, it is thin and fluid.
In both cases, the coagula which close the veins are liable to be displaced by accident, or to have their adhesions loosened by the changes which they undergo.
The veins of the lung contained fibrinous-looking coagula blocking up their cavities; and in the centre of these coagula was a whitish purulent looking fluid.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "coagula" in a variety of sentences. We hope that you will now be able to make sentences using this word.
