Differential diagnosis of wide QRS tachycardias: comparison of two electrocardiographic algorithms.

Aims: This study's aim is to compare the ability of two ECG criteria to differentiate ventricular (VT) from supraventricular tachycardia (SVT): Brugada et al. [horizontal plane (HP) leads] and Vereckei et al. [frontal plane (FP), specifically aVR lead], having electrophysiological study (EPS) as gold standard.

[Screening and treatment for retinopathy of prematurity at the Markusovszky County Hospital, (experience of 20 years: 1989-2009].

The aims of this study was to obtain the frequency and therapy of retinopathy of prematurity (ROP) in Markusovszky Teaching Hospital, Szombathely, Hungary. A population based study on ophthalmological status of preterm infants was performed, between 01.01.

[Severe visual impairment and blindness in children in the past 15 years in county Vas--in the context of Vision 2020].

Aim: To investigate the causes of severe visual impairment and blindness in children.

Methods: A retrospective view of data of children under 16 years over a 15 years period, from 1990 to 2004 was performed.

Results: 49 visually impaired children were found.

[Neurofibromatosis type 1 in children--with special consideration of ophthalmologic symptoms].

Purpose: Analysis of neurofibromatosis type I in children with special respect to ophthalmological symptoms.

Methods: It was performed a retrospective review of 18 children in period 1986-2002. The authors analysed the clinical, especially ophthalmological data, and the treatment of ophthalmological signs.