Effect of prolonged exposure to hyperbaric conditions on myocardial electrical activity at rest and during work

1977 ◽  
Vol 84 (3) ◽  
pp. 1223-1226 ◽  
Author(s):  
G. N. Evstropova
1984 ◽  
Vol 98 (6) ◽  
pp. 1748-1750
Author(s):  
E. G. Vornovitskii ◽  
N. A. Len'kova ◽  
N. I. Kochetygov ◽  
M. I. Remizova

2019 ◽  
Vol 8 (3) ◽  
pp. 136-141
Author(s):  
O. Yu. Dzhaffarova ◽  
L. I. Svintsova ◽  
I. V. Plotnikova ◽  
S. N. Krivolapov

The article presents a long-term follow-up of the patient who underwent an intracardiac electrophysiological study (EPS) and radiofrequency ablation (RFA) of focal tachycardia at the age of 2 months. 12 years after the indexed procedure, Wolff-Parkinson-White (WPW) syndrome was diagnosed and required repeat RFA procedure. The atrial map of the first ablated zone was reconstructed using non-fluroscopic mapping system. EPS reported the absence of myocardial electrical activity reduction zones. There were no damages after the indexed ablation. Our findings suggested the normal electrical activity of the atrial tissue in the long-term period following the indexed RFA. This clinical case reports the absence of post-ablation necrosis and successful restoration of the electrical activity of the myocardium with the child’s growth.


1971 ◽  
Vol 72 (4) ◽  
pp. 1122-1125
Author(s):  
B. I. Khodorov ◽  
E. G. Vornovitskii ◽  
I. I. Kolker ◽  
E. G. Karpel' ◽  
V. B. Ignat'eva

Author(s):  
Robert J. Biersner

Motor and cognitive tests were administered to four Navy divers under dry baseline conditions, in warm and cold shallow water, and again in cold water at 183 m. It was found that water resistance, cold water, and prolonged exposure to cold water at depth resulted in significant decrements in motor performance. None of these factors, however, consistently or reliably impaired cognitive performance. Those cognitive impairments which were found could probably be accounted for by impaired motor performance. The motor effects of prolonged exposure to cold water at 183 m may be related to either severe heat debt or CO2 retention. These results indicate that present heating techniques are inadequate to protect divers from significant motor impairments after entering cold water at any depth, and from additional decrements after exposure to cold water for an hour at 183 m.


2000 ◽  
Vol 48 (1) ◽  
pp. 1-8 ◽  
Author(s):  
Yoshinobu Hattori ◽  
Zequan Yang ◽  
Shuichiro Sugimura ◽  
Tadashi Iriyama ◽  
Kouji Watanabe ◽  
...  

1987 ◽  
Vol 43 (5) ◽  
pp. 534-538 ◽  
Author(s):  
R.W. Landymore ◽  
A.E. Marble ◽  
A. Trillo ◽  
G. Faulkner ◽  
M.A. MacAulay ◽  
...  

Author(s):  
O. Vlasenko ◽  
O. Chaikovska ◽  
I. Rokunets ◽  
O. Vlasenko ◽  
W. Wójcik ◽  
...  

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