Abnormal ECG: Causes & Reasons

Possible Causes for Abnormal ECG

Over a mean follow-up time of 85 ± 47 months (median: 42 months), ECG was found abnormal in three cases. [ncbi.nlm.nih.gov]

Serial studies after prolonged but successful resuscitation, including echocardiography, an electrocardiogram (ECG), and coronary angiography failed to reveal abnormal cardiac [ncbi.nlm.nih.gov]

Abstract Recent data point to a high incidence of early repolarization abnormalities among patients with idiopathic ventricular fibrillation (IVF). [ncbi.nlm.nih.gov]

Cardiac Arrhythmia

Many kinds of abnormalities can often be seen on an ECG. [merckmanuals.com]

RESULTS: Only five subjects showed signs of heart disease during the resting ECG; none of the exercise ECGs revealed any abnormalities, even after further cardiological examinations [ncbi.nlm.nih.gov]

If the rhythm is abnormal (too fast, too slow, or irregular), the ECG may also indicate where in the heart the abnormal rhythm starts. [merckmanuals.com]

Tachyarrhythmia

However, an incidental discovery of an abnormal ECG without symptoms or family history may not necessarily imply syndrome phenotype. [bupacromwellhospital.com]

ECG changes, attributable to acute stroke vary widely in different series and occur in 15% to 30% of cases. [2] ECG abnormalities are more frequent with subarachnoid (SAH) [ruralneuropractice.com]

The performance of ECG itself is not associated with significant harm, although abnormal results may cause anxiety. [doi.org]

Myotonic Dystrophy

Sixty-nine patients without a severe ECG abnormality at study entry received a diagnosis of a severe abnormality on ECGs that were recorded during follow-up. [nejm.org]

ECG. [merckmanuals.com]

Results Patients with severe abnormalities according to the entry ECG were older than patients without severe abnormalities, had more severe skeletal-muscle impairment, and [nejm.org]

Atrial Fibrillation

At the same time, the harms of diagnostic follow-up and treatment prompted by abnormal ECG results are well established and include misdiagnosis and invasive testing. [ncbi.nlm.nih.gov]

But the paper notes that abnormal ECGs were sent to a cardiologist for review, and also says that the Kardia produced some false positives (indications of AFib that the reviewing [spectrum.ieee.org]

The performance of ECG itself is not associated with significant harm, although abnormal results may cause anxiety. [doi.org]

Ventricular Fibrillation

Over a mean follow-up time of 85 ± 47 months (median: 42 months), ECG was found abnormal in three cases. [ncbi.nlm.nih.gov]

Many kinds of abnormalities can often be seen on an ECG. [merckmanuals.com]

In the remaining eight patients (6 males; median age: 45 years), no ECG or structural abnormalities were detected during the follow-up. [ncbi.nlm.nih.gov]

Becker Muscular Dystrophy

EKG Abnormal ECG 0003115 Adult onset Symptoms begin in adulthood 0003581 Arrhythmia Abnormal heart rate Heart rhythm disorders Irregular heart beat Irregular heartbeat [ [rarediseases.info.nih.gov]

One of them has an abnormal ECG that showed right ventricular hypertrophy and sinus tachycardia and the others have abnormal echocardiograms (ejection fraction ranging from [doi.org]

[…] muscle atrophy Muscle degeneration Muscle wasting [ more ] 0003202 Toe walking Toe-walking 0040083 Percent of people who have these symptoms is not available through HPO Abnormal [rarediseases.info.nih.gov]

Heart Failure

A 65-year-old gentleman presented with an acute right middle cerebral artery territory infarction, and was found to have ECG abnormalities and left ventricular dysfunction [ncbi.nlm.nih.gov]

An ECG may be done while you are resting or exercising. b. The ECG tracing may indicate that you have a heart abnormality. [ssa.gov]

ECG findings are not diagnostic, but an abnormal ECG, especially showing previous myocardial infarction, left ventricular hypertrophy, left bundle branch block, or tachyarrhythmia [merckmanuals.com]

Duchenne Muscular Dystrophy

The PR interval gradually increased with age, but no ECGs showed an abnormally prolonged PR interval. [ncbi.nlm.nih.gov]

Electrocardiogram (ECG or EKG): A test that records the electrical activity of the heart, an ECG shows abnormal rhythms (arrhythmias or dysrhythmias) and detects heart muscle [hopkinsmedicine.org]

Decreased myocardial nNOS, increased iNOS and abnormal ECGs in mouse models of Duchenne muscular dystrophy. J Mol Cell Cardiol. 1999 ; 31 :1857–1862. [doi.org]

Refsum Disease

Cardiomyopathy and conduction abnormalities. ECG changes are present. Ichthyosis, hyperkeratosis plantaris and palmaris may be seen. [patient.info]

Stroke

[…] medical history (including current medications being taken, and head injuries) Review of personal and family history of heart disease, stroke and TIA Electrocardiogram (ECG [southerncross.co.nz]

[…] narrowed Echocardiogram to see if the stroke could have been caused by a blood clot from the heart Magnetic resonance angiography ( MRA ) or CT angiography to check for abnormal [nlm.nih.gov]

- measures electrical activity in the heart Echocardiogram - to assess for any abnormalities in heart function and structure Electroencephalogram (EEG) - measures electrical [southerncross.co.nz]

Late-Onset Fabry Disease

Of the 6 patients one presented with ESRF at age 25, two teenagers had conduction abnormalities on ECG and showed no symptoms, 1 required an ICD after developing a Non-Sustained [journals.plos.org]

No rhythmic abnormality was observed with continuous ECG monitoring during hospitalization. No electrophysiology study was performed at this time. [ncbi.nlm.nih.gov]

This cardiac replacement fibrosis is expressed by relevant electrical changes in the ECG, such as repolarization abnormalities at rest and during exercise testing, greater [scielo.br]

Anthracycline-Induced Cardiomyopathy

Three studies also included electrocardiogram changes in the definition of cardiotoxicity i.e. arrhythmia 22, 32, 42 and abnormalities in ECG 40 while one study solely examined [nature.com]

Mucopolysaccharidosis

There was marked hepatosplenomegaly with coarse facies and abnormal gait. Intelligence and development was appropriate for age. [sajr.org.za]

His slit-lamp examination, ECG and audiometry were completely normal .After radiological evaluation, he was confirmed as a case of Morquio syndrome. [sajr.org.za]

Pompe Disease

Before MAD, the ECG revealed biventricular hypertrophy and abnormalities in repolarisation with a ST-elevation of 0.5 mV. [ojrd.biomedcentral.com]

No cardiac abnormality was revealed by CXR, ECG, or echocardiography; CK remained normal. Head lag and truncal hypotonia were noted at 4 months of age. [doi.org]

Additional electrophysiologic monitoring is indicated for individuals with clinical symptoms such as palpitations, for individuals in whom an ECG abnormality develops, or [nature.com]

Chronic Thromboembolic Pulmonary Hypertension

ECG signs of right heart strain include P-pulmonale, right bundle branch block, T-wave abnormalities in the chest leads and right-axis deviation [ 11 – 13 ]. [err.ersjournals.com]

P-pulmonale, right bundle branch block, abnormalities of the T wave in the chest leads and right-axis deviation are indications of right heart strain [1, 47, 48]. [smw.ch]

A normal scan virtually excludes the diagnosis while an abnormal scan requires additional diagnostic tests including invasive hemodynamic and angiographic evaluation. [onlinejacc.org]

Pulmonary Arterial Hypertension

An ECG may show some abnormalities that may be suggestive of right heart failure. Chest x-ray may also show enlargement of the chambers of the right heart. [medicinenet.com]

An ECG may show some abnormalities that may be suggestive of right heart failure. Chest X-ray may also show enlargement of the chambers of the right heart. [medicinenet.com]

ECG. This test records the strength and timing of the electrical activity of the heart. It shows abnormal rhythms and can sometimes find heart muscle damage. [cedars-sinai.org]

Mucopolysaccharidosis Type 1

There was marked hepatosplenomegaly with coarse facies and abnormal gait. Intelligence and development was appropriate for age. [sajr.org.za]

His slit-lamp examination, ECG and audiometry were completely normal .After radiological evaluation, he was confirmed as a case of Morquio syndrome. [sajr.org.za]

Syncope

An abnormal ECG was predictive of an abnormal ECHO (p = 0.02). [ncbi.nlm.nih.gov]

We prospectively validate the San Francisco Syncope Rule (history of congestive heart failure, Hematocrit <30%, abnormal ECG result [new changes or non-sinus rhythm], complaint [ncbi.nlm.nih.gov]

Martin et al described a risk stratification system that predicted an increased incidence of death at 1 year on the basis of abnormal ECG findings, a history of ventricular [emedicine.com]

Brugada Syndrome

ECG. [blueprintgenetics.com]

초록 Brugada syndrome (BS) is a genetic disease identified by an abnormal electrocardiogram (ECG)(mainly abnormal ECGs associated with right bundle branch block and ST-elevation [dbpia.co.kr]

It is diagnosed by specific abnormalities on the ECG. [singhealth.com.sg]

Posterior Myocardial Infarction

I believe the explanation for the ECG abnormality is as follows: Leads VI and V2 "see" FULL TEXT [annals.org]

In another publication,8 we have shown how this facilitates an understanding of normal and abnormal ECGs. [revespcardiol.org]

In another publication, 8 we have shown how this facilitates an understanding of normal and abnormal ECGs. [revespcardiol.org]

Thalassemia

Thalassemias are a group of inherited microcytic, hemolytic anemias characterized by defective hemoglobin synthesis. Alpha thalassemia is particularly common among people of African, Mediterranean, or Southeast Asian ancestry. Beta-thalassemia is more common in people of Mediterranean, Middle Eastern, Southeast Asian,[…] [msdmanuals.com]

Diffuse Intraventricular Block

The most common ECG abnormality in our study was nonspecific ST-T wave abnormalities. [journals.plos.org]

The most common ECG abnormality seen in pulmonary embolism, however, is simply sinus tachycardia. [clinicaladvisor.com]

These abnormalities are frequently seen after subarachnoid_hemorrhage (SAH) (if measured serially, almost every SAH patients has at least one abnormal ECG.), but also in subdural [en.ecgpedia.org]

Infantile-Onset Pompe Disease

2019 Aug 1;117(4):271-278. doi: 10.5546/aap.2019.eng.271. [Article in English, Spanish] Affiliations PMID: 31339275 DOI: 10.5546/aap.2019.eng.271 Free article Infantile-onset Pompe disease: Diagnosis and management [Article in English, Spanish] Luisa B Bay et al. Arch Argent Pediatr. 2019. Free article Abstract in English,[…] [pubmed.ncbi.nlm.nih.gov]

Myocardial Contusion

We conclude that young patients with minor blunt thoracic trauma and a normal or minimally abnormal ECG do not benefit from cardiac monitoring. [ncbi.nlm.nih.gov]

Sixty-three patients (51%) were identified with either abnormal ECG, or abnormal total CPK, CPK-MB, MUGA scan, or combination of the above. [ncbi.nlm.nih.gov]

Group 1 patients had an abnormal admission ECG (p less than 0.05), and an ISS greater than or equal to 10 (p less than 0.05). [ncbi.nlm.nih.gov]

Echovirus Infection

Pino-Ramírez, Rosa Maria MD ; Pertierra-Cortada, África MD ; Iriondo-Sanz, Martín MD, PhD ; Krauel-Vidal, Xavier MD, PhD ; Muñoz-Almagro, Carmen MD, PhD doi: 10.1097/INF.0b013e31815b395b Letters to the Editors Author Information Authors Article Outline Outline Article Metrics Metrics Department of[…] [journals.lww.com]

Mucopolysaccharidosis Type 3

MPS III is a mucopolysaccharide disease also known as Sanfilippo syndrome. It takes its name from Dr. Sylvester Sanfilippo, one of the U.S. doctors who described the condition in 1963. What causes this disease? Mucopolysaccharides are chains of sugar molecules used to build connective tissues in the body. “muco”[…] [mpssociety.org]

Right Atrial Hypertrophy

ECG: Without seeing the ecg and only given what you wrote, it isn't possible to know whether the ecg is abnormal or not. [healthtap.com]

Comprehensively and expertly describes how to capture and interpret all normal and abnormal ECG findings in adults and children. [books.google.com]

Right atrial enlargement is detected by P wave abnormalities in ECG. [medhelp.org]

Athletic Heart Syndrome

He gets an ECG before the operation to screen for any unrecognized heart problems….and behold, he has an abnormal ECG. [athletesheart.org]

These anatomic and physiologic changes may produce abnormalities in the ECG and echocardiogram. [arizona.pure.elsevier.com]

Although those with abnormal ECG presented larger cardiac dimensions as compared to those with normal ECG, none of them had abnormal values of wall thickness or diastolic [escardio.org]

Woodhouse-Sakati Syndrome

A syndrome of hypogonadism, alopecia, diabetes mellitus, mental retardation, deafness, and ECG abnormalities. [doi.org]

Additional manifestations include sensorineural hearing loss, seizures, T-wave abnormalities on ECG, and polyneuropathy. [genome.jp]

Woodhouse-Sakati syndrome consists of alopecia, hypogonadism, diabetes mellitus, mild mental retardation, sensorineural deafness and ECG abnormalities. [ncbi.nlm.nih.gov]