Short PR Interval: Causes & Reasons

Possible Causes for Short PR Interval

The PR interval is short. Click here for a more detailed ECG ECG 3. Short PR interval in a 7 years-old boy. [metealpaslan.com]

Wolff-Parkinson-White (WPW) Syndrome: Short PR interval, normal P wave, delta wave resulting in a wide QRS complex. [metealpaslan.com]

A considerable number of patients have a short PR-interval, a normal QRS complex and bouts of tachycardia. [webmedcentral.com]

Preexcitation Syndrome

The PR interval is short. Click here for a more detailed ECG ECG 3. Short PR interval in a 7 years-old boy. [metealpaslan.com]

PR interval. [emedicine.medscape.com]

[…] node which causes a short PR interval but permits normal ventricular depolarisation. [primarycarenotebook.com]

Wolff-Parkinson-White Syndrome

The syndrome is characterized by a short PR interval and a long QRS interval with a delta wave. [fpnotebook.com]

Delta waves and short PR interval is seen. Click here for a more detailed ECG [metealpaslan.com]

Wolff-Parkinson-White (WPW) syndrome is defined as the presence of an accessory atrioventricular pathway which is manifested as delta waves and short PR interval on electrocardiography [ncbi.nlm.nih.gov]

Ebstein Malformation

The classic WPW ECG pattern consists of : A short PR interval (rapid AV conduction through the accessory pathway) Delta wave (initial slow ventricular activation due to fiber [pedclerk.bsd.uchicago.edu]

Note the short PR interval, delta wave, and wide QRS complex. [doi.org]

interval : 1° AVB common; short if WPW QRS axis : Normal or LAD QRS Configuration: Low-amplitude multiphasic atypical RBBB Atrial Enlargement: RAE with Himalayan P waves Ventricular [en.ecgpedia.org]

Barth Syndrome

A recent electrocardiogram (ECG) was essentially unremarkable (Fig. 1A), showing in sinus rhythm a slightly short PR interval (0.12 ms), and mildly high voltage QRS, in particular [revespcardiol.org]

A recent electrocardiogram (ECG) was essentially unremarkable ( Figure 1 ), showing in sinus rhythm a slightly short PR interval (0.12 ms), and mildly high voltage QRS, in [revespcardiol.org]

Fabry Disease

In a subset of patients, FD is associated with short PR interval due to accelerated AV conduction [10]. [escardio.org]

PR interval, 3 had epicardial coronary disease, 4 had a rat-tail appearance on left-sided ventriculogram images, and 6 were assessment by myocardial biopsy, which demonstrated [dermaamin.com]

General physicians and cardiologists should consider the diagnosis of FD in patients with LVH, cardiomyopathy, and conduction abnormalities, including short PR intervals and [ncbi.nlm.nih.gov]

Pompe Disease

ECG: short PR interval and elevated QRS complexes in the infantile form. [patient.info]

The electrocardiogram typically shows short PR intervals and tall QRS complexes; true Wolf-Parkinson-White syndrome has been reported in some patients. [ncbi.nlm.nih.gov]

In addition, the electrocardiogram (ECG) may show conduction abnormalities including a short PR interval, characteristic tall QRS complexes, and Wolf-Parkinson-White syndrome [dx.doi.org]

Hypertrophic Cardiomyopathy

PR interval ( First-degree (PR ≥0.21 s, not shortening with hyperventilation), second-degree, or third-degree atrioventricular block To assess whether the changing pattern [doi.org]

interval of 120 to 180 ms, but when the PR interval is shorter, a very short AV delay (50 to 60 ms) is frequently required for complete ventricular capture. 183 This often [doi.org]

[…] in women Premature ventricular beats or more severe ventricular arrhythmia Supraventricular tachycardia, atrial flutter, or atrial fibrillation Ventricular preexcitation: short [doi.org]

Infantile-Onset Pompe Disease

PR interval, inverted T-wave, wide/broad QRS complex Echocardiogram Hypertrophic cardiomyopathy with or without ventricular outflow tract obstruction; the late stages of [ncbi.nlm.nih.gov]

Blood tests, such as ALT, AST, LDH, and urine tests, such as HEX4 Elevated Chest X-ray Reduction in lung volume, cardiomegaly, and/or areas of atelectasis Electrocardiogram Short [ncbi.nlm.nih.gov]

Chronic Obstructive Pulmonary Disease

Overview Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory lung disease that causes obstructed airflow from the lungs. Symptoms include breathing difficulty, cough, mucus (sputum) production and wheezing. It's typically caused by long-term exposure to irritating gases or particulate matter, most[…] [mayoclinic.org]

Myocardial Infarction

EN volume_up heart attack coronary thrombosis acute myocardial infarction Käyttöesimerkkejä Tällä hetkellä syyksi merkitään usein esimerkiksi sydäninfarkti, eikä tällöin käy ilmi, että kuolinsyy jää täysin ja kerta kaikkiaan selvittämättä. At the moment, people often put down heart failure, for example, and then it is[…] [fi.bab.la]

Acute Myocardial Infarction

We herein report the case of a 25-year-old Japanese woman with left-main-trunk acute myocardial infarction (LMT-AMI). She had cardiogenic shock, so emergency percutaneous intervention was performed. Intravascular ultrasound of LMT-AMI showed that the three-layered structure of the intima, tunica media, and[…] [ncbi.nlm.nih.gov]

Hyperthyroidism

Hyperthyroidism usually begins slowly. At first, the symptoms may be mistaken for simple nervousness due to stress. If you have been trying to lose weight by dieting, you may be pleased with your success until the hyperthyroidism, which has quickened the weight loss, causes other problems. In Graves’ disease, which[…] [web.archive.org]

Graves Disease

Graves disease is an autoimmune thyroid disorder characterized by hyperthyroidism, ophthalmopathy and goitre. The autoimmune process in Graves disease is influenced by a combination of environmental and genetic factors. The signs and symptoms of Graves' disease include insomnia, tremor, hyperactivity, hyperhidrosis,[…] [symptoma.com]

Atrioventricular Junctional Rhythm

Retrograde inverted P waves with short PR intervals and a heart rate of 94/minute denotes to accelerated junctional rhythm. Click here for a more detailed ECG ECG 3. [metealpaslan.com]

Therefore the PR interval will be short. [teachingmedicine.com]

Examples: Short PR interval, rate is faster than "normal" AV node, so this is "accelerated junctional" rhythm. No P waves. [teachingmedicine.com]

Atrial Tachyarrhythmia with Short PR Interval

Five additional family members had short PR intervals with normal QRS, and eight other family members had borderline short PR intervals. [scholars.northwestern.edu]

The proband had a short PR interval with normal QRS and chronic recurrent paroxysmal atrial tachycardia (Lown-Ganong-Levine syndrome). [ncbi.nlm.nih.gov]

The PR interval is short. Click here for a more detailed ECG ECG 3. Short PR interval in a 7 years-old boy. [metealpaslan.com]

Pheochromocytoma

Pheochromocytoma/Paraganglioma NORD gratefully acknowledges Cole Carpenter and Brett Cordell, NORD Editorial Interns from the University of Notre Dame, Kasturi Haldar, PhD, Director, Boler-Parseghian Center for Rare and Neglected Diseases, University of Notre Dame, and Lauren Fishbein, MD, PhD, MTR, Associate[…] [rarediseases.org]

Pituitary Cushing Syndrome

The clinical features, diagnosis and management of 16 consecutive patients with ectopic ACTH production are described and biochemical data are compared with those of 48 consecutive patients with pituitary-dependent Cushing's disease. In 10 cases the ectopic ACTH secreting tumour was completely occult to routine[…] [ncbi.nlm.nih.gov]

Diffuse Intraventricular Block

On the ECG: Short PR interval, < 120 ms Normal QRS complex No delta wave Ebstein ECG from a patient with Ebstein's anomaly showing huge P waves and low amplitude QRS waves [en.ecgpedia.org]

[…] normal PR interval 0.12 to 0.20 s (3 - 5 small squares) for short PR segment consider Wolff-Parkinson-White syndrome or Lown-Ganong-Levine syndrome (other causes - Duchenne [ecglibrary.com]

Factors that increase the intensity of the S1 heart sound include short PR interval, fast heart rate and mild mitral stenosis. [healio.com]

Paroxysmal Nodal Tachycardia

Classic Wolff-Parkinson-White (WPW) syndrome Leads I, II, III, and V3 through V6 show classic features of WPW syndrome, with a short PR interval and a delta wave during sinus [msdmanuals.com]

This produces a short PR interval and a delta wave, as is observed in persons with Wolff-Parkinson-White (WPW) syndrome. [emedicine.medscape.com]

The accessory pathway, being faster, depolarizes some of the ventricle early, resulting in a short PR interval and a slurred upstroke to the QRS complex (delta wave—see figure [msdmanuals.com]

Incessant Infant Ventricular Tachycardia

Note: Very short PR interval (< 100 ms). Slurred upstroke to the QRS complexes = the delta wave. [lifeinthefastlane.com]

[…] with a short PR interval Usually due to block within AV node. [slideshare.net]

Hypertrophy of the left ventricle, a pathological Q profile and a S-T abnormality(22,15) and short PR interval(15). 6.- Ventricular fibrillation(21). 7.- Cardiac arrest [conganat.org]

Supraventricular Tachycardia with Aberrant Conduction

Leads I, II, III, V 3 through V 6 show classic features of WPW syndrome, with a short PR interval and a delta wave during sinus rhythm. [merckmanuals.com]

One impulse from the AV node through the bundle of his and a second impulse through the secondary pathway The PR-interval is very short Case: 65 yo Male with Palpitations. [quizlet.com]

Postconversion electrocardiogram demonstrating the typical features of ventricular preexcitation with short PR interval and prominent delta wave. [aafp.org]

Atrial Bigeminy

Juls Registered Nurse Doesn't a flipped p with a short pr interval mean a junctional foci? So junctional bijemini? [app.figure1.com]

Bundle branch block with short PR interval in healthy young people prone to paroxysmal tachycardia. [books.google.com]

PR interval ≥ 120 ms (PR interval < 120 ms is classified as a PJC) The abnormal P wave may be hidden in the preceding T wave, producing a “peaked” or “camel hump” appearance [litfl.com]

Progressive Familial Heart Block Type 1B

Record: found Abstract: found Article: found Is Open Access Publication date (Print and electronic): October 2011 Read this article at There is no author summary for this article yet. Authors can add summaries to their articles on ScienceOpen to make them more accessible to a non-specialist audience. Se presenta[…] [scienceopen.com]

Lethal Congenital Glycogen Storage Disease of the Heart

X-Linked Parkinsonism with Spasticity

Engelsk definition A form of ventricular pre-excitation characterized by a short PR interval and a long QRS interval with a delta wave. [mesh.kib.ki.se]

PR interval and paroxysms of tachycardia or atrial fibrillation. [emj.bmj.com]

Texto completo To the Editor, Patients with a Wolff-Parkinson-White (WPW) pattern in the electrocardiogram (ECG) show a short PR interval (<120ms), a wide QRS complex (>100ms [revespcardiol.org]

May-White Syndrome

Sinus rhythm – Type B Pattern Example 3 Sinus rhythm with very short PR interval (< 120 ms) Broad QRS complexes with a slurred upstroke to the QRS complexes — the delta wave [litfl.com]

The WPW pattern is diagnosed by a delta wave and/or short PR interval on an ECG. [ahajournals.org]

This predicts posteroseptal location for accessory pathway. 12-lead electrocardiogram showing short PR interval and delta waves consistent with presence of accessory pathway [emedicine.medscape.com]

Left Posterior Fascicular Block

Bundle branch block with short PR interval in healthy young people prone to paroxysmal tachycardia. [books.google.com]

Short PR Intervals A short PR interval, less than 0.12 seconds, is associated with accessory pathways between the atria and ventricles — the Wolff-Parkinson-White syndrome [nps.freeservers.com]

PR interval (< 0.12s) Initial slurring of QRS complex (delta wave) representing early ventricular activation through normal ventricular muscle in region of the accessory [ecg.utah.edu]

Paroxysmal Ventricular Tachycardia

This produces a short PR interval and a delta wave, as is observed in persons with Wolff-Parkinson-White (WPW) syndrome. [emedicine.medscape.com]

However, the results should be carefully evaluated for evidence of pre-excitation, defined by a short PR interval (< 120 ms) and a delta wave (slurred upstroke at the onset [mja.com.au]

Note the short PR interval and slurred upstroke (delta wave) to the QRS complexes. Importantly, note that not all accessory pathways conduct in an anterograde manner. [emedicine.medscape.com]

Woronets Trait

PR interval, and (3) slurring of initial part of QRS delta wave; in familial WPW, associated with mutation in gamma2 regulatory subunit of AMP-activated protein kinase (PRKAG2 [wikem.org]

Pr Interval OMIM:308750 Kallmann Syndrome With Spastic Paraplegia OMIM:217150 Contractures, Congenital, Torticollis, And Malignant Hyperthermia OMIM:119580 Blepharocheilodontic [github.com]

[…] caused by conduction through abnormal accessory bypass tract (bundle of Kent) between atria and ventricles characterized by triad of (1) wide QRS complex, (2) relatively short [wikem.org]