PRESENT STATUS AND TREATMENT OF PAROXYSMAL SUPRAVENTRICULAR TACHYCARDIA

PEDIATRICS ◽  
1972 ◽  
Vol 50 (1) ◽  
pp. 127-130
Author(s):  
Leonard M. Linde ◽  
Searle W. Turner ◽  
Shoichi Awa

The therapeutic agents that have been described will successfully convert close to 100% of all episodes of PST in children. Digoxin is the most frequently used agent for treatment of acute PST and is highly effective and safe. Recently, cardioversion and beta-adrenergic blockade are being employed more frequently, both with specific indications. Newer electrical means and new agents such as Verapamil are effective but the former are not yet widely used and the latter not yet authorized for use in the United States. Prophylaxis of recurrent episodes is usually successful with digoxin, with the addition or substitution of propranolol in certain conditions.

2020 ◽  
Vol 13 (Suppl_1) ◽  
Author(s):  
Michael Rehorn ◽  
Naomi Sacks ◽  
Madison Preib ◽  
Philip Cyr ◽  
Maia Emden ◽  
...  

Background: Paroxysmal supraventricular tachycardia (PSVT) encompasses a range of heart rhythm disorders that lead to abrupt increases in heart rate. Given its episodic nature, PSVT can be difficult to capture in a clinical setting. Therefore, estimating incidence of PSVT is challenging and thus limited data is available on the incidence of this disease. Objective: Estimate the incidence of PSVT within the United States in contemporary practice. Methods: Using claims, enrollment, and demographic data from the IBM Marketscan® Commercial Research Database (<65y) and the Medicare Limited Dataset (≥65y), individuals enrolled in health plans for at least 5 continuous years from 2008-2016 were identified. Patients having claims with a PSVT diagnosis (ICD-9: 427.0; ICD-10 I47.1) on 2+ outpatient visits, 1+ ED visit, or 1+ inpatient admission were included in the analysis. Only patients receiving an initial diagnosis of PSVT in year 5 of continuous enrollment were included in the incidence calculation in order to avoid including prevalent cases. Incidence was projected to the US population based on the 2018 US census data. Results: Among 18,057,297 patients, 86,614 met PSVT criteria. Incidence rates were higher in female and older patients. Within the 18-44y group, the incidence rate was 1.9-fold higher for females as compared to males. Overall incidence rate per 100,000 was 79.1 and 107.2 for males and females respectively (Table). Projected to the 2018 US Census, there were 305,548 incident PSVT cases in 2018. Conclusion: There were over 305,000 incident cases of PSVT in 2018 with higher rates in female and older patients. Further studies are needed to understand practice patterns in management of PSVT, given the high incidence of this disease.


1989 ◽  
Vol 2 (1) ◽  
pp. 17-31
Author(s):  
Will C. Van Den Hoonaard

This paper addresses the need for a Bahá’í encyclopedia and describes the nature, organization, and editing of the multi-volume Bahá’í encyclopedic dictionary project endorsed in 1984 by the United States Bahá’í community. The encyclopedia will serve both Bahá’í and non-Bahá’í researchers arid scholars, the general reader; and university and public libraries. This paper considers the significance of the encyclopedia in terms of other Bahá’í encyclopedic works and in terms of the current stage in the development of the Bahá’í community. However desirable such a project may be, a number of dilemmas accompany its undertaking. These dilemmas relate to the present status of Bahá’í scholarship, the embryonic nature of primary sources, the high standard of scholarship exemplified by the works of Shoghi Effendi, and the relative newness of the Bahá’í religion. The prospects of the encyclopedic undertaking are expected to generate considerable scholarship and to provide intellectual vigor to issues raised by Bahá’ís and their critics.


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