Quantitative EEG as a measure of cerebral dysfunction before and after open-heart surgery

1980 ◽  
Vol 50 (1-2) ◽  
pp. 81-95 ◽  
Author(s):  
K.A Sotaniemi ◽  
I.A Sulg ◽  
T.E Hokkanen
2009 ◽  
Vol 67 (2b) ◽  
pp. 457-462 ◽  
Author(s):  
Taís Sica da Rocha ◽  
Ana Guardiola ◽  
Jefferson Pedro Piva ◽  
Cláudia Pires Ricachinevski ◽  
Aldemir Nogueira

There are few Brazilian studies on neuropsychomotor follow-up after open-heart surgery with circulatory bypass in infants. Twenthy infants had neurodevelopmental outcomes (neurological exam and Denver II test) assessed before open-heart surgery, after intensive care unit discharge and 3-6 months after hospital discharge. Heart lesions consisted of septal defects in 11 cases (55%). The mean circulatory bypass time was 67 ± 23.6 minutes. Fifteen infants had altered neurological examination and also neurodevelopment delay before surgery. After 6 months it was observed normalization in 6 infants. When Denver II test indexes were analysed, it was observed an improvement in all domains except personal-social. Although those infants were in risk of new neurological findings, an early improvement on neuropsychomotor indexes were seen.


1986 ◽  
Vol 32 (10) ◽  
pp. 1849-1853 ◽  
Author(s):  
J Toffaletti ◽  
R H Christenson ◽  
S Mullins ◽  
R E Harris

Abstract We studied 16 patients undergoing open-heart surgery and heart-lung bypass, to examine the relationship between ionized calcium and lactate. Blood was sampled at successive stages of the operation for measurement of ionized and total calcium, lactate, blood gases, pH, hematocrit, and other constituents. We found that correlations between ionized calcium and lactate were positive and statistically significant (p less than 0.05), both among and within patients. The linear regression of ionized calcium on lactate remained highly significant (p less than 0.0001) after adjustment for variability among patients and across operative stages as well as after correction for pH and hemodilution. The significant regressions between calcium and lactate, both before and after administration of calcium, indicate a relationship for calcium and lactate in patients undergoing open-heart surgery.


1977 ◽  
Vol 22 (9) ◽  
pp. 730-730 ◽  
Author(s):  
LEONA M. BAYER ◽  
MARJORIE P. HONZIK

Author(s):  
P. Götze ◽  
B. Flemming ◽  
G. Huse-Kleinstoll ◽  
H.-J. Meffert ◽  
Ch. Reimer ◽  
...  

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