For those two reasons mitral stenosis should absolutely prohibit pregnancy.
It has sometimes seemed that high blood pressure has caused the left ventricle to act with such force as to irritate this mitral valve, and later develop from such irritation a sclerosis or narrowing, and stenosis occurs.
Tricuspid stenosis, pulmonary stenosis and pulmonary insufficiency are rare, and are probably nearly always congenital.
A patient who has mitral stenosis and also a small left ventricle will be found to be poorly developed, badly nourished, and to have poor peripheral circulation.
Females also show a greater frequency to mitral stenosis than do males.
Such irregularity perhaps most frequently occurs with valvular disease, especially mitral stenosis and in the muscular degenerations of senility, as fibrosis.
Often this condition is associated with regurgitation; but in a simple mitral stenosis the greatest hypertrophy is of necessity in the right ventricle.
Generally, however, if a heart with aortic stenosis needs stimulation, the blood pressure is generally none too high, although there may be arteriosclerosis present.
Accurate timing of the murmurs in relation to the heart sounds enables us to judge whether the murmur is due to stenosis or incompetence of the valve affected.
We may thus have incompetence or stenosisof a valve or both combined.
Lusk advises abortion as soon as mitral stenosis is discovered.
Mitral stenosis is not so favorable, but even in extreme stenosis some women bear several children without collapse.
In mitralstenosis the enlarged uterus in the last months of gestation, by crowding the intestines and diaphragm, embarrasses the heart.
Stenosis of the vagina may be a barrier to menstruation.
The reserve force is used in stenosis to overcome the obstacle, whereas in insufficiency it must force more blood forward during the succeeding phase through the diseased valve.
There is often stenosis (narrowing) caused by this deformity.
Any valvular lesion, whether a stenosis (narrowing) of the outlet or insufficiency from the moment of its origin, leads to certain alterations in the distribution of pressure upon each side of the affected valve.
Very considerable stenosis of the pylorus may be produced before the ulcer is completely cicatrized.
The diagnosis between malignant and non-malignant stenosis of the pylorus is in some cases impossible.
Non-stenotic dilatations which are comparable in degree to those produced by stenosis are rare.
Only one of the varieties of pyloric stenosiscan claim consideration as an independent disease.
Likewise, stenosis caused by sarcomata, fibromata, myomata, lipomata, and cysts need be mentioned only for the sake of completeness.
There are many more causes of stenosis of the pylorus than of stenosis of the cardia, so that, notwithstanding the absence of tumor, cancer of the cardia is often more readily diagnosticated than cancer of the pylorus.
The last writer especially distinguishes clearly between dilatation due to stenosis and that due to atony.
There is a possibility that some of these cases of Hippocrates were instances of pyloric carcinoma or of stenosis of the pylorus.
This will always retain its place in operative surgery as a palliative and life-saving operation for carcinomatous stenosis of the lower part of the colon, and in cases of carcinoma of the rectum in which operation is not feasible.
Aortic stenosis is one of the rarest of the valvular lesions affecting the valves of the left heart, and should be diagnosed only when all factors, including the typical pulse tracings, are taken into consideration.
Mitral stenosis on the contrary usually shows a low pressure picture.
A history of severe infection in the past is frequent, especially smallpox, and accompanying aortic sclerosis with insufficiency of the mitral valve or stenosis of this valve is the rule.
Such increased pressure in the veins is due, for example, to cirrhosis of the liver which affects the portal circulation, or to mitral stenosis which affects the pulmonary veins.
Cicatricial contraction leading to stenosismay ensue, and cause persistent dyspnœa.
Innocent Stricture or Cicatricial Stenosisof the Gullet.
The stenosis is afterwards treated by gradual dilatation with bougies, which, if a tracheotomy has been performed, may conveniently be passed from below upwards.
These procedures have proved of great service in the recognition of foreign bodies in the lower air-passages, and in their extraction; in the diagnosis of stenosis of the trachea, and of aneurysm pressing on the trachea.
Wounds of the eyelids are liable to be complicated by damage to the lachrymal apparatus, leading to stenosis of the canaliculus and persistent watering of the eye.
The complete mastoid operation is indicated in the case of stenosis occurring in chronic middle-ear suppuration if symptoms of retention of pus occur.
If the stenosis is partially due to thickening of the walls of the canal itself, it may also be necessary to chisel away a considerable portion of its upper posterior part.
So long as there is an adequate passage for nasal respiration it is best to leave any slight degree of stenosis alone.
Operations forStenosis of the External Meatus, 328.
It is also a plan of procedure which may be called for in any very large, innocent tumours of the naso-pharynx, particularly in cases where nasal stenosis prevents access from the nostrils.
If the upper parts of the larynx be swollen, if there be any stenosis such as follows ulceration, or if the patient be intolerant, the air-passages cannot be thoroughly examined with the laryngoscope alone.
If there be symptoms of retention of pus due to want of free drainage in the case of stenosis of the external meatus, whether due to fibrous contraction of its soft parts, or from the presence of exostoses.
Thus, when tracheotomy is performed for a foreign body, the tube may be removed as soon as the object has been extracted; on the other hand, when treating stenosis of the larynx it may be necessary to advise permanent wearing of the canula.
In New York, during the past twenty-five years, for every death from diphtheritic laryngealstenosis (membranous croup) there have been three from diphtheritic sepsis or from exhaustion.
The presence of fat in various organs of the body in pernicious anæmia, and in the heart in connection with stenosis of the coronary artery, is universally recognized.
Abercrombie is in favor of distinguishing diphtheria from croup, but reports a number of cases of diphtheria of the pharynx that terminated fatally by stenosis of the larynx.
If the ulceration reaches the cartilage, cicatricial stenosis is almost certain to follow.
When the stenosis becomes so severe that the fluid intake is limited, rapid decline occurs from water starvation.
The enlargement of the sac produces increasing stenosis with consequent further distension of the pouch.
Perichondritis and chondritis of the laryngeal cartilages often follow typhoid ulceration of the larynx, chronic stenosis resulting.
Esophageal dilatation above a malignant lesion is rarely great, because the stenosis is seldom severely obstructive until late in the course of the disease.
Compression stenosis of the esophagus is commonly associated with deviations produced by a thoracic mass.
It may be tolerated for a long period of time, causing abscess, cervical cellulitis, fistulous tracts, and ultimately extreme stenosis from cicatricial contraction.
Stenosis of the pylorus has been noted, but is rare.
Cicatricial stenosis of the esophagus due to the swallowing of lye in a boy of four years.
Chronic postdiphtheritic stenosis may be of the panic, spasmodic or, rarely, the paralytic types; but more often it is of either the hypertrophic or cicatricial forms.
Spontaneous recovery from cicatricial stenosis probably never occurs, and the mortality of untreated small lumen strictures is very high.
The stem cell procedure for her stenosis should go forward with only minimal risk.
More important, though, symptoms of her stenosis had entirely disappeared and she felt better than ever in her life.
Your heart has reached the stage of aortic valve stenosis where cardiac output no longer can keep up proportionately with vigorous exercise.
Tricuspid stenosis is an obstruction of the tricuspid opening, usually congenital, though it may be acquired.
Mitral stenosisis a constriction of the left auriculo-ventricular orifice, usually due to valvular endocarditis.
Aortic stenosis is an obstruction of the aortic orifice, due to changes in the segments of the semilunar valves, or arterio-sclerosis, or atheromatous deposits.
Pulmonary stenosis is an obstruction of the pulmonary opening of the right ventricle, due to congenital defects or to endocarditis.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "stenosis" in a variety of sentences. We hope that you will now be able to make sentences using this word.
