block

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Related to Bundle branch block: Left bundle branch block, Right bundle branch block

Block

A segment of a town or city surrounded by streets and avenues on at least three sides and usually occupied by buildings, though it may be composed solely of vacant lots. The section of a city enclosed by streets that is described by a map which indicates how a portion of land will be subdivided.

block

verb arrest, avert, ban, bar, barricade, blockade, bridle, check, choke, clog, close, cohibit, constrict, cramp, curb, dam, debar, delay, encumber, estop, exclude, fend off, forbid, foreclose, frustrate, halt, hamper, hinder, hobble, intercept, interdict, interfere with, jam, leave out, limit, obstruct, occlude, oppose, parry, plug up, preclude, prevent, prohibit, proscribe, repulse, restrain, restrict, retard, shut off, shut up, snag, stall, stand in the way, stay, stem, stop, stop up, thwart, trammel, wall up
See also: arrest, balk, ban, bar, barrier, bind, blockade, bulk, censorship, check, clog, condemn, constrain, constrict, contain, damper, deadlock, debar, defeat, delay, deter, deterrence, deterrent, disadvantage, disqualify, encumber, enjoin, exclude, forbid, halt, hamper, hinder, hold up, impasse, impede, impediment, inhibit, interdict, interfere, interpose, interruption, keep, kill, land, limitation, lock, obstacle, obstruct, obstruction, obturate, occlude, oppose, parcel, parry, plot, preclude, prevent, procrastinate, prohibit, prohibition, real estate, resist, restrain, section, shut, stall, stave, stay, stem, stifle, stop, strangle, toll, vicinity, withhold, withstand
References in periodicals archive ?
Verapamil administration did decrease the severity of ST segment elevation and the induction of a bundle branch block (BBB).
6,7) It is also common to find tachycardia, ST and T wave changes, bundle branch block, extrasystoles and prolongation of QT interval.
Thus, the identification of, for example, a bundle branch block in one subject, would require confirmation.
Gann D, Balachandran PK, Sherif NE, Samet P (1975) Prognostic significance of chronic versus acute bundle branch block in acute myocardial infarction.
The complete syndrome is characterized by episodes of fast polymorphic VT in patients with an electrocardiogram showing a pattern of right bundle branch block and ST segment elevation in leads V1 to V3.
Some patients may also have right or left bundle branch block and arrhythmias such as atrial fibrillation, premature ventricular or atrial contractions and ventricular tachycardia.
Cardiac conduction abnormalities in the form of heart block and bundle branch blocks are seen in the chronic phase.
1: QRS transition zone at V3 or to the right of V3 on the chest), complete right bundle branch block (RBBB) (Minnesota code 7.
Additionally, more women had left bundle branch block, a condition that results in disorganized electrical activity throughout the heart.
Also, a post-hoc subgroup analysis of the primary end point suggests that patients with an intrinsic QRS duration of more than 150 milliseconds derive more benefit from CRT-ICD therapy, as do those with left bundle branch block, although the latter fending was weaker, Dr.
The new use is for patients with an abnormality known as left bundle branch block, which occurs when there is delayed activation and contraction of the left ventricle.