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See searches and references containing LEFT AXIS-DEVIATION!LEFT AXIS-DEVIATION
Heart condition
In electrocardiography, left axis deviation (LAD) is a condition wherein the mean electrical axis of ventricular contraction of the heart lies in a frontal
Left_axis_deviation
Medical condition
this is considered left axis deviation. If the electrical axis is between +90° and +180° this is considered right axis deviation (RAD). RAD is an ECG finding
Right_axis_deviation
Medical condition
conduction block in the left anterior fascicle, one of the offshoots of the left bundle branch. It manifests on the ECG as left axis deviation (LAD) and QRS prolongation
Left anterior fascicular block
Left_anterior_fascicular_block
Medical condition
complexes. The axis may be normal but may be deviated to the left or right. There are also partial blocks of the left bundle branch: "left anterior fascicular
Left_bundle_branch_block
Medical condition
diameter. Average thickness of the left ventricle, with numbers given as 95% prediction interval for the short axis images at the mid-cavity level are:
Left_ventricular_hypertrophy
Examination of the heart's electrical activity
is right axis deviation and beyond −30° is left axis deviation (the third quadrant of −90° to −180° is very rare and is an indeterminate axis). A shortcut
Electrocardiography
Enlargement of the heart
based on a genetic inheritance), high blood pressure (which can enlarge the left ventricle causing the heart muscle to weaken over time), and coronary artery
Cardiomegaly
Medical condition
room exists for enlargement of the left atrium along the anteroposterior axis. By approximating the shape of the left atrium as an ellipsoid, its volume
Left_atrial_enlargement
Electrocardiogram result convention
electrical axis in the frontal plane will be approximately +60°. Normal axis: -30° to +90° Left axis deviation: -30° to -90° Right axis deviation: +90° to
Hexaxial_reference_system
Condition involving an enlarged, ineffective heart
axis deviation (RAD), the rare combination is considered to be highly suggestive of dilated or congestive cardiomyopathy. Echocardiogram shows left ventricular
Dilated_cardiomyopathy
Abnormally fast rhythm of the heart's ventricles
unique morphology Positive or negative concordance Extreme axis deviation or northwest axis (axis between -90 and +180 degrees) Ventricular tachycardia can
Ventricular_tachycardia
Medical condition of the heart
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Asystole
Irregular beating of the atria of the heart
sometimes also ablated for that reason. Not only the pulmonary vein, but the left atrial appendage and ligament of Marshall can be a source of atrial fibrillation
Atrial_fibrillation
Inflammation of the heart's inner layer (endocardium)
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Endocarditis
Failure of the heart to provide sufficient blood flow
right heart, left-sided heart failure, which affects the left heart, and biventricular heart failure, which affects both sides of the heart. Left-sided heart
Heart_failure
Medical condition
branch, leading to a right axis deviation seen on the ECG. The American Heart Association has defined a LPFB as: Frontal plane axis between 90° and 180° in
Left posterior fascicular block
Left_posterior_fascicular_block
Medical condition
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Uremic_pericarditis
Abnormal accumulation of fluid in the pericardial cavity of the heart
over the inferior angle of the left scapula. This phenomenon is known as Ewart's sign and is due to compression of the left lung base. Patients with concern
Pericardial_effusion
Medical condition
sensitive to catecholamines. The ventricular beats typically have a right axis deviation. Multiple morphologies of ventricular tachycardia may be present in
Arrhythmogenic_cardiomyopathy
Rapid quivering of the ventricles of the heart
characterized by fractures of the cardiac myofibres perpendicular to their long axis, with squaring of the myofibre nuclei.[citation needed] Defibrillation is
Ventricular_fibrillation
Medical condition
a right and left bundle and then into the Purkinje fibers allows for a simultaneous depolarization and contraction of the right and left ventricles. The
Atrioventricular_block
Hematoma usually associated with traumatic brain injury
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Subdural_hematoma
Heart rate exceeding normal resting rate
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Tachycardia
Chest discomfort due to disorder of the heart muscles
discriminate the two. Typical locations for referred pain are arms (often inner left arm), shoulders, and neck into the jaw. Angina is typically precipitated
Angina
Blood clot within the heart's blood vessels
PMC 6093800. PMID 29461277. Akcay, Murat (July 2018). "Evaluation of thrombotic left main coronary artery occlusions; old problem, different treatment approaches"
Coronary_thrombosis
Medical condition
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Second-degree atrioventricular block
Second-degree_atrioventricular_block
Abnormally-thickened heart valve
and leaflet displacement >2 mm above the annular plane in parasternal long-axis view indicates classic mitral valve prolapse. Prolapsed mitral valves are
Mitral_valve_prolapse
Disease in the valves of the heart
apex displacement. An ECG may show left ventricular hypertrophy and signs of left heart strain. Left axis deviation can be a sign of advanced disease.
Valvular_heart_disease
Sudden or unexpected loss of heartbeat
period of time, the left ventricle can experience hypertrophy (grow larger) in a way that decreases the heart's effectiveness. Left ventricular hypertrophy
Cardiac_arrest
Abnormally fast heart rhythm
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Supraventricular_tachycardia
Medical condition
usually show a low voltage in the limb leads, with an unusual extreme right axis. There is usually a normal P-wave, however, it can be slightly prolonged
Cardiac_amyloidosis
Interruption of cardiac blood supply
systolic blood pressure, or Killip class of two or greater), ST-segment deviation, diabetes, serum creatinine, peripheral vascular disease, and elevation
Myocardial_infarction
Inflammation of the heart muscle
anterolateral-specific enhancement. A similar relationship was found between a left ventricular ejection fraction < 50%, increased mortality, and increased major
Myocarditis
Sudden temporary weakening of the heart muscle
evaluation of the patient, a bulging out of the left ventricular apex with a hypercontractile base of the left ventricle is often noted. It is the hallmark
Takotsubo_cardiomyopathy
Restriction of electrical impulse flow in the heart's bundle branches
heart's electrical axis slightly to the right. The ECG will show a terminal R wave in lead V1 and a slurred S wave in lead I. Left bundle branch block
Bundle_branch_block
Autoimmune disease resulting in uncontrollable jerking motions
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Sydenham's_chorea
Heart block in the right ventricle
However, the left bundle branch still normally activates the left ventricle. These impulses can then travel through the myocardium of the left ventricle
Right_bundle_branch_block
Abnormal heart rhythm beginning in the atria
in the atrial appendages. A blood clot in the left atrial appendage is particularly important as the left side of the heart supplies blood to the entire
Atrial_flutter
Enlargement of the heart muscle
genes involved with making heart muscle proteins. Other inherited causes of left ventricular hypertrophy include Fabry disease and Friedreich's ataxia. Other
Hypertrophic_cardiomyopathy
Abnormal heart rhythm due to faulty electrical connections in the heart
the general population. This pathway may communicate between the left atrium and the left ventricle, in which case it is termed a "type A pre-excitation"
Wolff–Parkinson–White syndrome
Wolff–Parkinson–White_syndrome
Reduction of blood flow to the heart
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Coronary_artery_disease
Medical condition
primum defects left axis deviation is seen in most patients with an axis of > -30 degrees and very few patients have right axis deviation. In contrast ostium
Ostium primum atrial septal defect
Ostium_primum_atrial_septal_defect
Type of abnormal heart rhythm
the following characteristics: Drastic rotation of the heart's electrical axis Prolonged QT interval (LQTS) - may not be present in the short-coupled variant
Torsades_de_pointes
Human heart defect present at birth
with a primum ASD have a left axis deviation of the QRS complex, while those with a secundum ASD have a right axis deviation of the QRS complex. Individuals
Atrial_septal_defect
Heart rate below the normal range
generates an electrical action potential that spreads across the right and left atria, causing the atrial contraction of the cardiac cycle. This electrical
Bradycardia
Elevation of the ST segment on an electrocardiogram
depression will be seen because they are the opposing leads of the cardiac axis. PR segment depression is highly suggestive of pericarditis. R wave in most
ST_elevation
Medical condition
first-degree heart block, right bundle branch block, and either left anterior fascicular block or left posterior fascicular block (known as trifascicular block)
First-degree atrioventricular block
First-degree_atrioventricular_block
Skipped beat with atrial origin
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Premature_atrial_contraction
Medical condition
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Viral_cardiomyopathy
Medical condition
be diagnosed using one or more of the following ECG criteria: Right axis deviation of more than (or equal to) 110° (see hexaxial reference figure) R-wave
Right_ventricular_hypertrophy
Higher than typical heart rate
tachycardia reflects a larger infarct that are more anterior with prominent left ventricular dysfunction, associated with high mortality and morbidity. Tachycardia
Sinus_tachycardia
Buildup of fluid around the heart
in towards the left ventricle, leading to a decrease in stroke volume. This causes the development of obstructive shock, which if left untreated may lead
Cardiac_tamponade
Group of medical conditions characterized by irregular heartbeat
the esophagus to a part where the distance to the posterior wall of the left atrium is only approximately 5–6 mm (remaining constant in people of different
Arrhythmia
Medical condition
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Bigeminy
Medical condition
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Junctional_rhythm
Branch of medicine dealing with the heart
Cardiology is concerned with the normal functionality of the heart and the deviation from a healthy heart. Many disorders involve the heart itself, but some
Cardiology
Skipped human heartbeat with ventricular origin
For patients with more than 1,000 PVCs per day, the risk of developing left ventricular systolic dysfunction after 5 years follow-up is low. Frequent
Premature ventricular contraction
Premature_ventricular_contraction
Condition when the angle of deviation is minimal in a prism
deviation. In minimum deviation, the refracted ray in the prism is parallel to its base. In other words, the light ray is symmetrical about the axis of
Minimum_deviation
Lower than typical heart rate
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Sinus_bradycardia
Cardiac chest pain at any time, not just periods of exertion
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Variant_angina
Medical condition
the real world is limited. Amputation of the cervical sympathetic chain (left stellectomy). This therapy is typically reserved for LQTS caused by JLNS
Long_QT_syndrome
Disease of the heart muscle
cardiomyopathy (HCM) Arrhythmogenic right ventricular cardiomyopathy (ARVC) Left ventricular noncompaction Ion Channelopathies like the Long QT syndrome and
Cardiomyopathy
Medical condition
disease, hypoxic injury), and chronic hypoxic pulmonary vasoconstriction. If left untreated, then death may result. The heart and lungs are intricately related;
Pulmonary_heart_disease
Narrowing of the exit of the heart's left ventricle
the heart, the left ventricle (LV) (where the aorta begins). If the narrowing is severe (very tight) the extra work required from the left ventricle to
Aortic_stenosis
Form of valvular heart disease
backwards – regurgitation from the left ventricle, through the mitral valve, into the left atrium, when the left ventricle contracts. Mitral regurgitation
Mitral_regurgitation
Post-streptococcal inflammatory disease
the throat by the bacterium Streptococcus pyogenes. If the infection is left untreated, rheumatic fever occurs in up to three percent of people. The underlying
Rheumatic_fever
Medical condition
Wang M, Zhang Y, Fung JW, Ho PY, Sanderson JE (February 2002). "Left ventricular long axis function in diastolic heart failure is reduced in both diastole
Heart failure with preserved ejection fraction
Heart_failure_with_preserved_ejection_fraction
Disease involving heart or blood vessels
pressure are not clear. In those with heart failure, after one study was left out, the rest of the trials show a trend to benefit. Another review of dietary
Cardiovascular_disease
Rapid, irregular contraction of muscle fibers
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Fibrillation
Infection of the heart's inner surface (endocardium)
tricuspid valve, and most often caused by S. aureus. Regardless of cause, left-sided endocarditis is the most common, while right-sided endocarditis accounts
Infective_endocarditis
Organ system for circulating blood in animals
oxygenated and returned to the left heart. The systemic circulation is a circuit loop that delivers oxygenated blood from the left heart to the rest of the
Circulatory_system
Inflammation of the pericardium
50. Up to 30% of those affected have more than one episode. Substernal or left precordial pleuritic chest pain with radiation to the trapezius ridge (the
Pericarditis
Group of bacteria
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
HACEK_organisms
Chest pain due to heart muscles that is easily provoked
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Unstable_angina
Medical condition
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Sinus_node_dysfunction
Dysfunction of the heart muscles due to insufficient blood flow
symptom is centrally located pressure-like chest pain, often radiating to the left shoulder or angle of the jaw, and associated with nausea and sweating. Many
Acute_coronary_syndrome
Heart condition
Wellens' syndrome is an electrocardiographic manifestation of critical proximal left anterior descending (LAD) coronary artery stenosis in people with unstable
Wellens'_syndrome
Disorder of heart rhythm
or below the bundle of His Left anterior fascicular block Left posterior fascicular block Right bundle branch block Left bundle branch block Of these
Heart_block
Abnormal heart rhythm originating from an atrial location
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Atrial_tachycardia
Medical condition
symptoms such as severe shortness of breath, wheezing, and coughing. If left untreated, ACM can lead to life-threatening complications such as heart failure
Alcoholic_cardiomyopathy
Medical condition
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Heyde's_syndrome
Medical condition
coronary artery after it is opened i.e. revascularized with an angioplasty, the left anterior descending artery being often the cause of the acute MI, and delay
Myocardial_rupture
Medical condition
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Pulseless_electrical_activity
Heart condition
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Lown–Ganong–Levine_syndrome
Malformation where the heart lacks the tricuspid valve
weeks of life holosystolic murmur due to the VSD left axis deviation on electrocardiography and left ventricular hypertrophy (since it must pump blood
Tricuspid_atresia
Variant of asystole
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Agonal_heart_rhythm
Medical condition
end-organ perfusion, inotropes may be administered. In certain circumstances, a left ventricular assist device (LVAD) may be necessary. Once the person is stabilized
Acute decompensated heart failure
Acute_decompensated_heart_failure
Depression of the ST segment on an electrocardiogram
digoxin Hypokalemia Right or left ventricular hypertrophy Intraventricular conduction abnormalities (e.g., right or left bundle branch block, WPW, etc
ST_depression
Heart disease with narrowing of valve
of blood from the left atrium to the left ventricle during (ventricular) diastole, and the pressures in the left atrium and the left ventricle during ventricular
Mitral_stenosis
Alcohol-associated arrhythmia condition
molecules, and an altered calcium transport and protein synthesis system. If left untreated, it can result in thrombosis, pneumonia, cirrhosis, and heart failure
Holiday_heart_syndrome
Medical condition
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Adams–Stokes_syndrome
Medical condition
eccentric growth, cardiomyocyte lengthens in the direction of the cell's long axis, f 0 {\displaystyle \mathbf {f} _{0}} . Therefore, the eccentric growth tensor
Ventricular_hypertrophy
Cardiac arrhythmia
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Ectopic_beat
Junctional escape beat Junctional rhythm Left bundle branch block Left anterior fascicular block Left axis deviation Lev's disease (Lenegre-Lev syndrome)
List of circulatory system conditions
List_of_circulatory_system_conditions
Topics referred to by the same term
Least absolute deviations, a mathematical optimization technique Left anterior descending artery, a coronary artery branch Left axis deviation, a condition
Lad
Excess deposition of extracellular matrix in the cardiac muscle
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Cardiac_fibrosis
Medical condition
arrest Other / ungrouped hexaxial reference system Right axis deviation Left axis deviation QT Short QT syndrome T T wave alternans ST J wave ST elevation
Permanent junctional reciprocating tachycardia
Permanent_junctional_reciprocating_tachycardia
Hardening of the membrane surrounding the heart
relayed to the left atrium which can lead to a reduced flow to the left atrium and ventricle. During diastole, less blood flow in the left ventricle allows
Constrictive_pericarditis
Medical condition
electrocardiographic phenomenon of alternation of QRS complex amplitude or axis between beats and a possible wandering base-line. It can be seen in cardiac
Electrical_alternans
Type of valvular heart disease
a defect in the valve as a consequence of some other pathology, such as left ventricular failure or pulmonary hypertension. The mechanism of TR is either
Tricuspid_regurgitation
LEFT AXIS-DEVIATION
LEFT AXIS-DEVIATION
Surname or Lastname
English
English : from Middle English lofte ‘upper chamber’, ‘attic’, possibly bestowed on a household servant who worked in an upper chamber, or used in the same sense as Loftus.Danish : habitational name from a place called Loft.
Girl/Female
Biblical
Left hand, shut.
Boy/Male
Egyptian
Left handed.
Female
German
 Old German nickname, possibly AVIS means "refuge in war." Compare with another form of Avis.
Female
Welsh
 Welsh form of French Alais, ALIS means "noble sort." Compare with another form of Alis.
Boy/Male
Native American
Left handed.
Girl/Female
Arabic, Muslim
Left Hand Side
Girl/Female
Assamese, Indian
Tall; Pivot; Pole; Axis
Boy/Male
Indian, Sanskrit
Axis; Yoke
Boy/Male
Muslim
Pivot. Pole. Axis. Celebrity.
Biblical
left hand; shut
Surname or Lastname
English
English : topographic name for someone who lived by a watercourse or road junction, Old English gelǣt, or a habitational name from Leat in Devon, or The Leete in Essex, named with this element.
Boy/Male
Muslim
Leniecy
Boy/Male
Muslim
Pivot. Pole. Axis. Celebrity.
Boy/Male
Egyptian
Apis.
Boy/Male
Indian
Leniecy
Female
English
 English adopted use of German Avis ("refuge in war"). But its popularity in the Middle Ages was due to its association with the Latin noun avis, AVIS means "bird."Â
Girl/Female
Indian
Axis
Female
English
 Short form of English Alisa, ALIS means "noble sort." Compare with another form of Alis.
Surname or Lastname
English
English : from a short form of the medieval female personal name Lettice (see Leece 1).German : from Middle High German lette ‘clay’, ‘clayey soil’, hence a topographic name for someone who farmed on fertile clay soil.
LEFT AXIS-DEVIATION
LEFT AXIS-DEVIATION
Girl/Female
Irish
A, meaning the high one or strength. Famous bearer: 6th century Irish abbess Brigid )known as St...
Boy/Male
Hindu, Indian, Marathi
The God of Knowledge
Girl/Female
Arabic, Muslim
Patient
Male
French
French form of Latin Columbanus, COLOMBAIN means "dove."
Girl/Female
Tamil
Star, The pupil of the eye, Meteor, Fragance
Girl/Female
Tamil
Silent lake
Girl/Female
Australian, British, Danish, English
Calm; Tranquil
Girl/Female
Hindu, Indian
Cloud
Male
Arthurian
, Lanzelet's instructor.
Boy/Male
Muslim
One who eases difficulties
LEFT AXIS-DEVIATION
LEFT AXIS-DEVIATION
LEFT AXIS-DEVIATION
LEFT AXIS-DEVIATION
LEFT AXIS-DEVIATION
a.
Incised nearly to the midrib; as, a cleft leaf.
n.
That part of surrounding space toward which the left side of one's body is turned; as, the house is on the left when you face North.
n.
Alt. of Left-handiness
n.
The state or quality of being left-handed; awkwardness.
n.
The space or distance through which anything is lifted; as, a long lift.
imp. & p. p.
of Let
a.
Clumsy; awkward; unlucky; insincere; sinister; malicious; as, a left-handed compliment.
obs. imp.
of Let, to allow.
n.
A lift gate. See Lift gate, below.
n.
The space between two axes. See Axis, 6.
a.
Of or pertaining to that side of the body in man on which the muscular action of the limbs is usually weaker than on the other side; -- opposed to right, when used in reference to a part of the body; as, the left hand, or arm; the left ear. Also said of the corresponding side of the lower animals.
n.
A piece made by splitting; as, a cleft of wood.
a.
Having the left hand or arm stronger and more dexterous than the right; using the left hand and arm with more dexterity than the right.
pl.
of Axis
n.
Those members of a legislative assembly (as in France) who are in the opposition; the advanced republicans and extreme radicals. They have their seats at the left-hand side of the presiding officer. See Center, and Right.
a.
Situated on the left; nearer the left hand than the right; as, the left-hand side; the left-hand road.
n.
The spotted deer (Cervus axis or Axis maculata) of India, where it is called hog deer and parrah (Moorish name).
n.
A straight line with respect to which the different parts of a magnitude are symmetrically arranged; as, the axis of a cylinder, i. e., the axis of a cone, that is, the straight line joining the vertex and the center of the base; the axis of a circle, any straight line passing through the center.
n.
A court-leet; the district within the jurisdiction of a court-leet; the day on which a court-leet is held.