block

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Related to heart block: Complete heart block, First degree heart block, Second degree heart 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 ?
Congenital heart block is a rare disorder, usually associated with maternal transfer of antinuclear antibodies, especially those against Ro.
Complete heart block is usually suspected if you have a very slow heartbeat and is confirmed by electrocardiography (ECG).
In some cases, however, congenital heart block occurs in affected fetuses, causing permanent heart damage and fetal death.
However, testing is not advised during routine pregnancies of asymptomatic women, because the pretest probability of lupus and/or congenital heart block is small, and therefore positive tests are likely to be false positives clinically.
Heart block caused by fat infiltration of the interventricular septum (cor adiposum).
The ECG changes can vary from sinus tachycardia, arrhythmias (complete heart block, AV conduction abnormalities to supraventricular tachycardia, ventricular tachycardia), fascicular blocks, ST segment changes that may be diffuse or generalised making it difficult to differentiate from an acute ischaemic event (5).
This case highlights the clinical decision-making involved in managing cardiac tamponade and complete heart block in the setting of metastatic disease to the heart.
The purpose of this therapy is to slow the inflammatory process to prevent progression of incomplete to complete congenital heart block, as well as to treat fetal hydrops and/or myocarditis.
James was born suffering from a heart block, meaning his natural heartbeat was very low.
George Baird, 54, was diagnosed with a complete heart block and had a resting heart rate of 33 beats per minute the normal is between 60 and 100.
The advantages of an algorithm that reduces unnecessary ventricular pacing, coupled with functions providing a detailed history of the course of heart block should offer a wealth of useful knowledge to physicians implanting pacemakers.