Presentation
For example, a high-risk acute coronary syndrome can be present in the face of a normal ECG, and a flagrantly abnormal ECG with T wave inversions can be present without ischemia, attributable to multiple other diagnoses as above. IV. [clinicaladvisor.com]
If an anterior leaflet problem is present, the regurgitant jet is directed posteriorly. If a posterior leaflet problem is present, the regurgitant jet is directed anteriorly. [healio.com]
[…] that the organs of the body age neither at the same rate nor to the same extent and that physiologic alterations are indeed superimposed by pathologic changes; as a result of the latter phenomenon the origins and course of illnesses in the elderly can present [books.google.de]
ST elevation is still present, however, and T-waves have not yet inverted, so there is still significant salvageable myocardium at risk. [hqmeded-ecg.blogspot.com]
In the present study, we examined the predictors of overall mortality. [journals.plos.org]
Entire Body System
- Asymptomatic
Cardiac pacing should be strongly considered even in asymptomatic patients with isolated congenital AV block. 71, 72, 73 The occurrence of complex ventricular arrhythmias may also argue for pacemaker implantation in asymptomatic individuals.. [revespcardiol.org]
Long-Term Monitoring Patients with asymptomatic first-degree or Mobitz I atrioventricular (AV) block do not require long-term monitoring with repeated rhythm strips/electrocardiograms or an event monitor. [emedicine.medscape.com]
However, the usefulness of therapies for specific populations remains to be defined, including those for patients with asymptomatic left ventricular dilation. [clevelandclinicmeded.com]
- Coronary Atherosclerosis
atherosclerosis with resultant ischemic damage to the bundle branches or by another as yet undefined process. [kjim.org]
Ischemic cardiomyopathy is generally ascribed to epicardial coronary atherosclerosis, but it can also occur in any vasculitic process (eg, Takayasu's arteritis), congenital abnormalities (including aberrant coronary arteries), embolic conditions (eg, [clevelandclinicmeded.com]
- Surgical Procedure
Bier block regional anesthesia by intravenous injection, used for surgical procedures on the forearm or the lower leg; performed in a bloodless field maintained by a pneumatic tourniquet that also prevents anesthetic from entering the systemic circulation [medical-dictionary.thefreedictionary.com]
- Anemia
Ischemia can be due to an acute coronary syndrome caused by rupture of an atherosclerotic plaque or due to factors increasing oxygen demand or decreasing oxygen supply such as severe anemia or sepsis. [clinicaladvisor.com]
Cardiovascular
- Heart Disease
Stay on top of the latest advances in molecular imaging, intravascular ultrasound, cardiovascular regeneration and tissue engineering, device therapy for advanced heart failure, atrial fibrillation management, structural heart disease, Chagasic heart [books.google.de]
Atrial fibrillation is a common manifestation of hypertensive heart disease. Hypertensive heart disease is the leading identifiable cause of heart failure in older women. [clevelandclinicmeded.com]
This was reported in the Coronary Heart Disease Study, [1] which enrolled 10,899 participants with baseline ECG examinations. Individuals with NICD were at particularly high risk of arrhythmia associated deaths. [ecgwaves.com]
ICD 9 CM Field Value Diagnosis Code: 426.6 Long Description: Other heart block Short Description: Other heart block Chapter: Diseases Of The Circulatory System Block: Other Forms Of Heart Disease (420-429) Related Descriptions: Atrial standstill Diffuse [emedcodes.com]
- Heart Block
See heart block. 2. a type of heart block in which the blocking is at the atrioventricular junction. [medical-dictionary.thefreedictionary.com]
ICD 9 CM Field Value Diagnosis Code: 426.6 Long Description: Other heart block Short Description: Other heart block Chapter: Diseases Of The Circulatory System Block: Other Forms Of Heart Disease (420-429) Related Descriptions: Atrial standstill Diffuse [emedcodes.com]
heart block” per ER report). [manual.jointcommission.org]
Diffuse intraventricular block Intraventricular block, diffuse Clinical Information A form of heart block in which the electrical stimulation of heart ventricles is interrupted at either one of the branches of bundle of his thus preventing the simultaneous [icd10data.com]
"Block" at any of these levels can cause an abnormality on an electrocardiogram The most literal meaning of trifascicular block is complete heart block : all three fascicles are blocked. [en.wikipedia.org]
- Tachycardia
Left axis deviation is noted with left posterior fascicular tachycardia and right axis deviation with left anterior fascicular tachycardia. A left septal fascicular tachycardia with normal axis has also been described. [rjmatthewsmd.com]
Supraventricular tachycardia Atrial flutter Narrow-complex irregular rhythm: Atrial fibrillation Atrial flutter with variable block Multifocal atrial tachycardia Wide-complex regular rhythm: Ventricular tachycardia Sinus tachycardia with aberrant conduction [lifeinthefastlane.com]
Tachyarrhythmias: Junctional tachycardia Atrial tachycardia Ventricular ectopia, bigemini, monomorphic ventricular tachycardia, bidirectional ventricular tachycardia Intoxication can lead to an SA-block or AV-block, sometimes in combination with tachycardia [en.ecgpedia.org]
(PSVT) (Medical Encyclopedia) Ventricular tachycardia (Medical Encyclopedia) Wolff-Parkinson-White syndrome (Medical Encyclopedia) [ Read More ] [icdlist.com]
AV dissociation occurs in complete heart block (3rd degree AV block) and ventricular tachycardia. Treat a wide-complex tachycardia like ventricular tachycardia until proven otherwise. [healio.com]
- Hypertension
A special focus has been placed on noninvasive imaging techniques, normative blood pressure standards, suggested approaches to pediatric hypertension, detection and management of lipid abnormalities as recommended by the Expert Panel, pediatric arrhythmias [books.google.de]
In men younger than 60 years, RBBB had significant relationships with hypertension, elevated fasting glucose and increased heart size. There was a relationship between hypertension and RBBB in women younger than 60 years. [kjim.org]
This finding raises the possibility that RBBB is either a surrogate for primary cardiac involvement (myocardial fibrosis) or undiagnosed pulmonary hypertension in SSc patients. [journals.plos.org]
Atrial fibrillation is a common manifestation of hypertensive heart disease. Hypertensive heart disease is the leading identifiable cause of heart failure in older women. [clevelandclinicmeded.com]
A right ventricular heave can be present from severe pulmonary hypertension. [healio.com]
- Hypotension
Will restart as outpatient after hypotension resolves” per discharge summary – select “Yes.” [manual.jointcommission.org]
Conditions that cause shock (hypotension) and pulmonary edema include acute mitral regurgitation and acute ventricular septal defects. [healio.com]
Beta blockers ECG of a patient with atenolol intoxication Beta blocker intoxication can result in bradycardia, hypotension, QRS widening and seizures. [en.ecgpedia.org]
There are five useful clinical signs to establish the presence and severity of cardiomyopathy: general appearance (cachexia and dyspnea at rest indicate severe impairment), hypotension, tachycardia, elevated jugular venous pressure, and displaced left [clevelandclinicmeded.com]
Musculoskeletal
- Contusion
Cardiac Contusion Cardiac contusion (in latin: contusio cordis or commotio cordis) is caused by a blunt trauma to the chest, often caused by a car or motorbike accident or in martial arts[ 4 ]. Rhythm disturbances and even heart failure can occur. [en.ecgpedia.org]
Neurologic
- Excitement
ICD-9-CM Siblings (same level / similar specificity) of 426.6: 426.0 - Atrioventricular block, complete 426.2 - Left bundle branch hemiblock 426.3 - Other left bundle branch block 426.4 - Right bundle branch block 426.7 - Anomalous atrioventricular excitation [emedcodes.com]
I45.1 Other and unspecified right bundle-branch block I45.10 Unspecified right bundle-branch block I45.19 Other right bundle-branch block I45.3 Trifascicular block I45.4 Nonspecific intraventricular block I45.5 Other specified heart block I45.6 Pre-excitation [codelay.com]
[…] unspecified right bundle-branch block I45.10 Unspecified right bundle-branch block I45.19 Other right bundle-branch block I45.2 Bifascicular block I45.3 Trifascicular block I45.4 Nonspecific intraventricular block I45.5 Other specified heart block I45.6 Pre-excitation [icd10data.com]
AV blok) Arrhythmias Sinus tachycardia Atrial and ventricular extrasystoles Atrial fibrillation Ventricular tachycardia Ventricular fibrillation Sinus bradycardia Atrial tachycardia Lown Ganong Levine Syndrome The Lown Ganong Levine Syndrome is a pre-excitation [en.ecgpedia.org]
The P wave represents the electrical excitation of the atria, which causes contraction of both atria. [rjmatthewsmd.com]
Workup
QRS Wave
- Wide QRS Complex
Note that other causes of wide QRS complex must always be considered. For example, Wolff-Parkinson-White syndrome (WPW), pacemaker stimulated beats, electrolyte imbalance and medications may prolong the QRS complex. [ecgwaves.com]
[…] bundle type) preceding a wide QRS complex. [rjmatthewsmd.com]
Treat a wide QRS complex tachycardia like ventricular tachycardia until proven otherwise. The TIMI Risk Score should be used to predict outcomes in patients presenting with potential anginal symptoms. [healio.com]
A wide QRS complex and/or a rate of 20 to 40 bpm imply a block in the His-Purkinje system, which is most often the case in acquired AV blocks. 60. Figure 6. [revespcardiol.org]
Blocks
- Right Bundle Branch Block
More complete discussions of left and right bundle branch block are presented elsewhere. (See "Left bundle branch block" and "Right bundle branch block" and "ECG tutorial: Intraventricular block" .) [uptodate.com]
I44.60 Unspecified fascicular block I44.7 Left bundle-branch block, unspecified I45 Other conduction disorders I45.0 Right fascicular block I45.1 Other and unspecified right bundle-branch block I45.10 Unspecified right bundle-branch block I45.19 Other [codelay.com]
[…] and unspecified right bundle-branch block I45.10 Unspecified right bundle-branch block I45.19 Other right bundle-branch block I45.2 Bifascicular block I45.3 Trifascicular block I45.4 Nonspecific intraventricular block I45.5 Other specified heart block [icd10data.com]
Among patients with acute myocardial infarction, right bundle branch block is more common than left bundle branch block. [kjim.org]
Nonspecific intraventricular conduction delay exists if the ECG displays a widened QRS appearance that is neither a left bundle branch block (LBBB) nor a right bundle branch block (RBBB). [ecgwaves.com]
Treatment
Treatment Traditional treatment for intraventricular tumors often begins with the alleviation of the pressure caused by the obstruction in cerebrospinal fluid flow. [columbianeurosurgery.org]
Every topic and chapter has been revised and updated to reflect the latest medical and surgical treatments for all congenital and acquired heart diseases. New surgical approaches, including hybrid procedures, have been updated. [books.google.de]
The treatment of trifascicular block is highly dependent on which clinical entity (one of the three above) is being described. [en.wikipedia.org]
Trastuzumab, used in the treatment of metastatic breast cancer, can cause a cardiomyopathy. [clevelandclinicmeded.com]
Treatment to restore a normal heart rhythm may include medicines, an implantable cardioverter-defibrillator (ICD) or pacemaker, or sometimes surgery. [icdlist.com]
Prognosis
Nonspecific intraventricular conduction delay: Definitions, prognosis, and implications for cardiac resynchronization therapy. [ecgwaves.com]
Prognosis of Atrioventricular Conduction Block The prognosis of patients with AV conduction disturbances depends on the site of the block, but also particularly on the concomitant or underlying heart disease. [revespcardiol.org]
Identification of these areas and restoration of their perfusion through revascularization might improve the ejection fraction and long-term prognosis. [clevelandclinicmeded.com]
Monin J, Bisconte S, Nicaise A, Hornez AP, Manen O, Perrier E Nonspecific intraventricular conduction delay: Definitions, prognosis, and implications for cardiac resynchronization therapy. [medicbind.com]
In the general population, however, the prevalence of bundle branch block is relatively low, and its effects on the long-term prognosis have not been established. [kjim.org]
Etiology
Further observations on the etiology of a right bundle branch block pattern following right ventriculotomy. Circulation 50:1105–11131974. 24. Horowitz LN, Alexander JA, Edmunds LH Jr. [kjim.org]
the etiology of which remains unclear). [healio.com]
Dynamic electrocardiography and ventricular pauses of 3seconds and more: etiology and therapeutic implications. Pacing Clin Electrophysiol. 1983;6:548-51. Medline 25. Hilgard J, Ezri MD, Denes P. [revespcardiol.org]
Myocarditis should also be suspected when patients have a history of acute or subacute development of left ventricular dysfunction without an apparent etiology; when a patient presents with pericarditis (infectious or idiopathis) with cardiac biomarker [clevelandclinicmeded.com]
Epidemiology
The epidemiology of right bundle branch block and its association with cardiovascular morbidity: the Reykjavik Study. Eur Heart J 14:1590–15961993. 4. Ostrander LD Jr, Brandt RL, Kjelsberg MO, Epstein FH. [kjim.org]
Pathophysiology
Pathophysiology of Bradyarrhythmias Associated With Acute Myocardial Infarction The pathophysiologic mechanisms underlying most bradyarrhythmias in myocardial infarction are: reversible ischemia, irreversible necrosis of the conduction system, or other [revespcardiol.org]
Pathophysiology Dilated cardiomyopathy represents the final common morphologic outcome of various biologic insults. The combination of myocyte injury and necrosis associated with myocardial fibrosis results in impaired mechanical function. [clevelandclinicmeded.com]
Prevention
/Avoidable - 0% Emergent - ED Care Needed - Not Preventable/Avoidable - 0% Primary diagnosis of injury 0% Primary diagnosis of mental health problems 0% Primary diagnosis of substance abuse 0% Primary diagnosis of Alcohol 0% Unclassified 100% Health Topic [codelay.com]
Bundle branch block Diffuse intraventricular block Intraventricular block, diffuse Clinical Information A form of heart block in which the electrical stimulation of heart ventricles is interrupted at either one of the branches of bundle of his thus preventing [icd10data.com]
Apixaban showed superiority in a head-to-head trial against warfarin in patients with atrial fibrillation in regards to stroke prevention and mortality. [healio.com]
Bier block regional anesthesia by intravenous injection, used for surgical procedures on the forearm or the lower leg; performed in a bloodless field maintained by a pneumatic tourniquet that also prevents anesthetic from entering the systemic circulation [medical-dictionary.thefreedictionary.com]
Sudden death is not prevented by steroids. [clevelandclinicmeded.com]