This is accompanied by an inordinate determination of blood to the head, producing that cerebral hyperaemia which figures so largely in the works of the humoral pathologists.
If any evidence of cerebral hyperaemia be observed, it is well to give chloral hydrate and the bromides.
It is occasioned either by an excited state of the brain, accompanied by hyperaemia and general functional exaltation, or by an exhausted and irritable condition of the cerebral substance.
Active hyperaemia of the nervous centers has been above mentioned as the consequence of cerebral function under unfavorable conditions.
If cerebral hyperaemia be present in these cases, it is usually associated with asthenic conditions of the brain, indicated by paleness of the face and weakness of the pulse.
It is impossible in every instance to decide whether a given state of wakefulness is the result of cerebral hyperaemia or anaemia.
At the same time with the lesser spasm there would be a less extensive sinking of intracranial pressure with less consecutive collateral hyperaemia of the lower centres and therefore no convulsion.
Cigars and cigarettes produce irritation of the nose, mucous membrane, diminished smell, chronic hyperaemia of the epiglottis and larynx, and sometimes of the trachea and bronchi predisposing to consumption.
The hyperaemiaabates soon after completion of the special duties of the individual sections.
Acute catarrh of the stomach is associated with intense hyperaemia of its lining coats, with visible engorgement and swelling of the mucous membrane, and an excessive secretion of mucus.
In a certain town," says Brantôme, "there had been a procession in Lent.
Neither, with his old habit of warbling, can he help singing on Sundays in the choir; and he is called Huguet.
The local hyperaemia and the local pain are the first symptoms.
There are no characteristic appearances after death save hyperaemia of the brain and blood-vessels of the membranes, with generally serous effusion into the ventricles.
The diarrh[oe]a and hyperaemia of the internal abdominal organs have been referred to a paralysis of the splanchnic nerves, but Esser considers them due to an irritation of the ganglia in the intestinal walls.
In the animals experimented upon by Paul Siem, hyperaemia of the intestine, fatty degeneration of the liver and hyaline degeneration of the kidneys were the chief changes noted.
In all four there was great hyperaemia of the brain membranes and of the kidneys.
In 5 cases described by Roux there was also hyperaemia of the brain and kidneys, but no gastritis or enteritis.
In a case observed by Kromholz, the post-mortem appearances were jaundice, a dark fluid state of the blood, and hyperaemia of the brain and liver.
The appearances found in acute cases of poisoning have been hyperaemia of the liver, spleen, and kidneys, as well as of the brain and spinal cord.
Hyperaemia of the lungs, with ecchymoses and pneumonic patches with increased secretion of the bronchial tubes.
The post-mortem examination showed some hyperaemia of the brain and serous effusion in the ventricles, and there was also tubercle in the pleura.
In the few cases in which persons have been killed by large doses of alum or its salts there have been found corrosion of the mouth, throat, and stomach, and hyperaemia of the kidneys and intestine.
In January the pains continued severe in the eye, with only one remission (from the 17th to the 20th), when the hyperaemia recurred in the cheek.
Alcohol and alkaline and carbonated drinks must also be avoided in all nervous conditions that are combined with hyperaemia of the brain, as meningitis, apoplexia, tumors of the brain, etc.
The more persistent inflammatory lesions of the skin, such as eczema and psoriasis, which are characterized by long-continued hyperaemia with hyperplasia, are now recognized as among the possible transformations of gout.
There occurs in this state very extensivehyperaemia of the gastro-intestinal mucous membrane, and consequent disorders of stomachal and intestinal digestion.
Many cases commonly called cerebral hyperaemia and cerebral anaemia are nothing more than malassimilation from chronic gastric catarrh.
Intestinal indigestion accompanies hyperaemia and catarrh of the intestinal mucous membrane, diseases of the heart, lungs, and liver, and all other causes which impede portal circulation.
In most cases no anatomical lesions can be discovered after death, save an intense hyperaemia of the intestinal mucosa, so that the etiology of this affection is involved in obscurity.
The following is an analysis of the eighty-two cases: The duodenum and jejunum presented the appearance of inflammatory hyperaemia in 12 cases.
Suppression of a long-existing hemorrhage from piles and from the uterine system has caused hyperaemia of the liver.
From a slight increase due to the hyperaemia up to the enormous dimensions acquired by the added amyloid material there are all possible variations in size.
This hyperaemia may give rise to over-nutrition, which assumes the character of real hypertrophy of the brain.
Thus, instead of cerebral hyperaemia there may be anaemia.
The decision in any case of hyperaemia of the liver must rest on the determination of the gastro-intestinal, pulmonary, or cardiac diseases causative.
Hyperaemia of the conjunctiva where not followed by inflammation causes more or less lacrymation but no alteration in the character of its secretion.
The beginning of an attack of inflammation of the iris is characterized by alterations in its colour due to hyperaemia and by circumcorneal injection.
Here the hyperaemia involves both the ocular and the palpebral conjunctiva, and usually there is considerable swelling of the lids and a copious secretion.
Anaemic individuals are often subject to discomfort from hyperaemia of this nature.
An important diagnostic mark is thus furnished between purely conjunctival hyperaemia and what is called circumcorneal congestion, which is always an indication of more deep-seated vascular dilatation.
A curious variety of acute catarrhal conjunctivitis, in which thehyperaemia and lacrymation are the predominant features, is the so-called hay-fever.
The hyperaemia may be acute and transitory or chronic.
The treatment of conjunctival hyperaemia consists first in the removal of the cause when it can be discovered.
When a conjunctivalhyperaemia has existed for some time the papillae become swollen, and small blebs form on the surface of the membrane: sometimes too, lymph follicles begin to show.
In the chapter devoted to the consideration of wakefulness the phenomena accompanying cerebral hyperaemia will be more fully considered.
Either hyperaemia or its consequence, effusion of serum, is the ordinary pathological condition discovered in such cases.
We can very well understand how, in women suffering from suppression of this function, a slight degree of cerebral hyperaemia and consequent wakefulness should result.
If, then, we are certain of this, it matters little as to whether it was done by corpuscular poisoning and anaemia as from chloroform or hyperaemia from ether.
As to hyperaemia you will also assent, now that my second factor is explained; but it is so nearly allied to the direct effect of excessive respiration that we can well permit it to pass without argument.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "hyperaemia" in a variety of sentences. We hope that you will now be able to make sentences using this word.
