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Measurement made on an electrocardiogram
The QT interval is a measurement made on an electrocardiogram used to assess some of the electrical properties of the heart. It is calculated as the time
QT_interval
QT interval variability (QTV) refers to the physiological phenomenon of beat-to-beat fluctuations in QT interval of electrocardiograms. Increased QTV appears
QT_interval_variability
Examination of the heart's electrical activity
This analysis calculates features such as the PR interval, QT interval, corrected QT (QTc) interval, PR axis, QRS axis, rhythm and more. The results from
Electrocardiography
evidence supporting this contention consists mostly of minor changes in QT interval in a small number of astronauts after long-duration space flight. Concurrent
Cardiac rhythm problems during spaceflight
Cardiac_rhythm_problems_during_spaceflight
Rare autosomal dominant genetic disorder
characterised by an abnormality seen on an electrocardiogram (a long QT interval) and a tendency to abnormal heart rhythms, physical characteristics including
Andersen–Tawil_syndrome
Technique in molecular biology
variants have pinpointed functional noncoding sequences influencing QT interval variability, directly linking genetic variation to disease-associated gene
Reporter_gene
SSRI antidepressant
taken alongside other drugs that prolong the QT interval, or by those with a susceptibility to long QT syndrome, there is a small risk of potentially
Fluoxetine
Italian scientist and business man
Beat-to-Beat QT–TQ Interval (ECG Restitution) Changes in Humans under Normal Sinus Rhythm and Prior to an Event of Torsades de Pointes during QT Prolongation
Fabio_Badilini
Opioid analgesic and maintenance therapy
depression. Abnormal heart rhythms may also occur due to a prolonged QT interval. The number of deaths in the United States involving methadone poisoning
Methadone
French consumer electronics company
Badertscher, Patrick (2022). "Clinical Validation of Automated Corrected QT-Interval Measurements From a Single Lead Electrocardiogram Using a Novel Smartwatch"
Withings
Protein-coding gene in the species Homo sapiens
fibrillation. Mutations resulting in a gain-of-function are causal for Long QT syndrome type 3 and are also more recently implicated in multifocal ectopic
SCN5A
Physiological state of dormant inactivity in order to pass the winter season
the reduced relaxation (QT) interval of small hibernators was the same for the three bear species. They also found the QT interval changed for both typical
Hibernation
Irregular beating of the atria of the heart
development of atrial fibrillation in children include Brugada syndrome, short QT syndrome, Wolff Parkinson White syndrome, and other forms of supraventricular
Atrial_fibrillation
Tricyclic antidepressant
antidepressants with greater risks of hepatic toxicity. Amitriptyline prolongs the QT interval. This prolongation is relatively small at therapeutic doses but becomes
Amitriptyline
Abnormal kidney structure or gradual loss of kidney function
on uremic toxins: classification, concentration, and interindividual variability". Kidney International. 63 (5): 1934–43. doi:10.1046/j.1523-1755.2003
Chronic_kidney_disease
Antihistaminic drug
headache and anxiety. Pitolisant can also potentially cause a prolonged QT interval so caution is advised in cardiac patients. Keeping doses as low as possible
H3_receptor_antagonist
Protein-coding gene in the species Homo sapiens
electrophysiological abnormalities, including bradycardia, variable heart rate, long QT intervals, catecholaminergic polymorphic ventricular tachycardia, syncope, and
Ankyrin-2
Post-streptococcal inflammatory disease
reactive protein (>3.0 mg/dL). ECG showing a prolonged PR interval after accounting for age variability (Cannot be included if carditis is present as a major
Rheumatic_fever
Plant-derived medication
people taking digoxin include increased PR interval (due to decreased AV conduction) and a shortened QT interval. Also, the T wave may be inverted and accompanied
Digoxin
Medication mainly used for depression and smoking cessation
interval". Expert Opin Pharmacother. 3 (5): 479–498. doi:10.1517/14656566.3.5.479. PMID 11996627. Jasiak NM, Bostwick JR (December 2014). "Risk of QT/QTc
Bupropion
Harmful use of antipsychotic medications
(Accessed on April 7, 2024) Clinical Evaluation of QT/QTc Interval Prolongation and Proarrhythic Potential for Non-Antiarrhythmic Drugs
Antipsychotic_abuse
Barbiturate medication used to treat seizures and tremors
Primidone has other cardiovascular effects in beyond shortening the QT interval. Both phenobarbital and it are associated with elevated serum levels
Primidone
Toxicity from too much ethylene glycol
concentrations in the blood, overactive muscle reflexes, muscle spasms, QT interval prolongation, and congestive heart failure may occur. If untreated, death
Ethylene_glycol_poisoning
Medical condition
Campbell A, Killip T, Kotz M, Krantz MJ, Kreek MJ, et al. (October 2011). "QT interval screening in methadone maintenance treatment: report of a SAMHSA expert
Opioid_use_disorder
(July 2013). "Development and Validation of a Risk Score to Predict QT Interval Prolongation in Hospitalized Patients". Circulation: Cardiovascular Quality
Pharmacological cardiotoxicity
Pharmacological_cardiotoxicity
Medical diagnostic method
markers of dispersion in cardiac repolarisation, including Tp-e interval, JT interval, Tp-e/ QT ratio and Tp-e/QTc ratio. These results suggest that reduced
Thyroid's_secretory_capacity
QT INTERVAL-VARIABILITY
QT INTERVAL-VARIABILITY
Male
Greek
(á¾Î¹Î´Î·Ï‚) Greek name derived from the word aides, HAIDES means "unseen." In mythology, this is the name of the god of the underworld, brother of Zeus and husband of Persephone. In the Greek bible, Haides is associated with Orcus, the realm of the dead, the infernal regions where disembodied spirits live, a dark and dismal place in the depths of the earth. Only later was Haides described as the grave, death, and hell. Also spelled HadÄ“s.Â
Boy/Male
Indian
Internal Cleanliness
Male
English
Anglicized form of Greek ApollyÅn, APOLLYON means "destroyer." In the New Testament bible, this is the name of the angel-prince of the infernal regions, the minister of death and author of havoc on earth. He is also known by the name Abaddon.
Male
Greek
(ἈπολλÏων) Greek name APOLLYÅŒN means "destroyer." In the New Testament bible, this is the name of the angel-prince of the infernal regions, the minister of death and author of havoc on earth. He is also known by the name AbaddÅn.
Surname or Lastname
English and French
English and French : nickname for a handsome man (perhaps also ironically for an ugly one), from Old French beu, bel ‘fair’, ‘lovely’ (Late Latin bellus).Hungarian (Bél) : from the old secular Hungarian name Bél, or alternatively from bél ‘internal part’, probably an occupational name for a servant who worked in the household.Czech (BÄ›l) from Czech bÃlý ‘white’.
Boy/Male
Sikh
Protector of Indra, Variant of Inder
Girl/Female
American, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sindhi, Tamil, Telugu
Plucked Flower; Voice of Heart; Woman; Intellect; Behold of Any Beautiful Scene; Internal Beauty
Boy/Male
Gujarati, Hindu, Indian, Kannada, Punjabi, Sanskrit, Sikh, Traditional
Protector of All; Protector of God Indra; Gods Friends
Surname or Lastname
Irish
Irish : reduced Anglicized form of either of two Gaelic names, Ó DuibhÃn ‘descendant of DuibhÃn’, a byname meaning ‘little black one’, or Ó DaimhÃn ‘descendant of DaimhÃn’, a byname meaning ‘fawn’, ‘little stag’. These are attenuated versions of Ó Dubháin and Ó Damháin, and are the phonetic origin of Anglicizations with an internal v (as opposed to w, as in Dewan, or monosyllabic forms with an o or u) (see Doane).English and French : nickname, of literal or ironic application, from Middle English, Old French devin, divin ‘excellent’, ‘perfect’ (Latin divinus ‘divine’).
Girl/Female
Arabic, Bengali, Gujarati, Hindu, Indian, Kannada, Marathi, Muslim, Punjabi, Sikh, Sindhi, Telugu
Heart; Inner Beauty; Fame; Internal Nature; Wisdom
QT INTERVAL-VARIABILITY
QT INTERVAL-VARIABILITY
Girl/Female
Tamil
Kokila, Singer
Boy/Male
Indian, Sanskrit
Eighth Nakshatra
Boy/Male
Muslim
Pious, Beautiful
Boy/Male
Tamil
Mahamrityunjaya | மஹாமரதà¯à®¯à¯à®‚நà¯à®œà®¾à®¯à®¾
Great victor of death
Girl/Female
Buddhist, Hindu, Indian
Protector of Dharma
Girl/Female
Latin
Warring.
Girl/Female
American, British, English, Gaelic, Irish
A Combination of Initials K and C; Alert; Watchful; Vigorous
Boy/Male
Tamil
Glorious and brave
Boy/Male
Muslim
A companion of prophet Muhammad
Girl/Female
Bengali, Indian, Telugu
Honest; The Best One; Marigold
QT INTERVAL-VARIABILITY
QT INTERVAL-VARIABILITY
QT INTERVAL-VARIABILITY
QT INTERVAL-VARIABILITY
QT INTERVAL-VARIABILITY
n.
Difference in pitch between any two tones.
n.
An interval.
n.
Alt. of Intervale
n.
An interhyal ligament or cartilage.
n.
Intervening space; interval.
n.
Space of time between any two points or events; as, the interval between the death of Charles I. of England, and the accession of Charles II.
n.
Interval; intermission.
n.
A brief space of time between the recurrence of similar conditions or states; as, the interval between paroxysms of pain; intervals of sanity or delirium.
a.
Internal.
n.
An interval.
n.
A space between things; a void space intervening between any two objects; as, an interval between two houses or hills.
n.
An interval of a fifth; also, a part sung with such intervals.
a.
Pertaining to its own affairs or interests; especially, (said of a country) domestic, as opposed to foreign; as, internal trade; internal troubles or war.
v. t.
To interpel.
n.
A small interval, less than any in actual practice, but used in the mathematical calculation of intervals.
a.
Of or pertaining to, resembling, or inhabiting, hell; suitable for hell, or to the character of the inhabitants of hell; hellish; diabolical; as, infernal spirits, or conduct.
a.
Derived from, or dependent on, the thing itself; inherent; as, the internal evidence of the divine origin of the Scriptures.
a.
Inward; interior; being within any limit or surface; inclosed; -- opposed to external; as, the internal parts of a body, or of the earth.
a.
Pertaining to, or proceeding by, integration; as, the integral calculus.
n.
An inhabitant of the infernal regions; also, the place itself.