block

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Related to atrioventricular block: Bundle branch block

Block

Large quantity of stock or large dollar amount of bonds held or traded. As a rule of thumb, 10,000 shares or more of stock and $200,000 or more worth of bonds would be described as a block.

Block

An exceptionally large amount or value of securities. While there is no specific definition of how many shares constitute a block, most people using the term refer to holding or trading more than 10,000 shares and/or shares worth more than $200,000. Almost invariably, trades of this magnitude involve institutional investors. See also: Block trade, Secondary issue.

block

A large amount of a security, usually 10,000 shares or more.

block

An area bounded by perimeter streets.Many subdivision descriptions employ a subdivision name,and then a block number and a lot number to identify particular properties.The numbers are assigned when the subdivision developer files its plat plan with local authorities.

References in periodicals archive ?
Ventriculophasic sinus arrhythmia is seen in up to 40% of cases of complete atrioventricular block and has been described in second-degree atrioventricular block, with ventricular premature complexes, and in pacemaker-induced ventricular rhythm (3-6).
Pick and Langendorf have pointed out that the constancy of the P-R intervals after the first one is what establishes the diagnosis of type II atrioventricular block (1).
Because of malalignment of the atrial septum with the inlet ventricular septum, the atrioventricular conduction system is abnormal (2), and up to 75% of patients with congenitally corrected transposition of the great arteries eventually have atrioventricular block ranging from first degree to third degree (1).
Unlike previously described patients, he had a prolonged PR interval and not a short one (ie, first-degree atrioventricular block by definition) with a right bundle branch block pattern as reported previously.
The routine use of dual-chamber pacemakers in the absence of symptomatic bradycardia or high-grade atrioventricular block is not recommended.
In the tolerability analysis, no subjects in the CorVue[TM] group suffered 2nd or 3rd degree atrioventricular block compared to 3% and 1% of the adenosine subjects who showed AV block (p=0.
A subsequent EKG revealed a third-degree atrioventricular block.
Patients with symptomatic myopericarditis or advanced heart block associated with Lyme disease should be hospitalized and monitored, and temporary cardiac pacing may be required until the atrioventricular block resolves.
TAVI is associated with major complications including, valve embolization, stroke, perforation, coronary obstruction, atrioventricular block (1-5).
In 1995 she had received a dual-chamber pacemaker after His bundle ablation for symptomatic drug-refractory atrial fibrillation with consecutive third degree atrioventricular block.

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