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Biochemical Medicine | 1978

Changes in lonized and total calcium concentrations in serum and urine during open heart surgery

Kenji Yoshioka; Hiromichi Tsuchioka; Toshio Abe; Yohtaro Iyomasa

Abstract Using a calcium-specific electrode, the changes in serum calcium level during and after the perfusion in the cardiac surgery were followed. Changes in the total calcium were observed in the patients perfused with and without calcium gluconate in the initial prime solution and were parallel with those of total serum protein. The level of ionized calcium was kept unchanged in the patients perfused with calcium gluconate, even though the serum pH and the PTH level changed during the perfusion. The effect of body temperature on calcium level was not observed as checked under the conditions of hypothermia and normothermia. Large amounts of calcium and phosphate were excreted into the urine when diuretics were used, which might be a cause of hypocalcemia during perfusion.


Japanese Circulation Journal-english Edition | 1981

Effects of corrective surgery on natural history of atrial septal defect of secundum type.

Hiromichi Tsuchioka; Yohtaro Iyomasa; Riichiro Kakihara; Eiji Takeuchi; Yoshito Suenaga; Shuhei Kitoh; Takashi Watanabe


Japanese Heart Journal | 1960

Open Heart Surgery under Hypothermia

Itsuro Fukukei; Yotaro Iyomasa; Shigeo Kato; Kinsaku Sakakibara; Hiroshi Satake; Toshio Abe; Richu Horigome; Ryuhei Tonomura; Tamotsu Nishizaki; Ariyoshi Sawa; Hiromichi Tsuchioka; Takeshi Shimizu


Japanese Circulation Journal-english Edition | 1993

Evaluation of intravascular hemolysis by haptoglobin administration after prosthetic valve replacement.

Kensuke Shioi; Yoshihisa Nagata; Takenori Mase; Takahiko Aoyama; Shinji Katoh; Hiromichi Tsuchioka


Japanese Circulation Journal-english Edition | 1989

ASSESSMENT OF DONOR HEART FUNCTION IMMEDIATELY AFTER HETEROTOPIC CARDIAC TRANSPLANTATION : Ventricular Function : 53 Annual Scientific Meeting, Japanese Circulation Society

Kensuke Shioi; Kazuhiko Boku; Tadahiko Asai; Katsuhiko Ikeuchi; Hiroyuki Saigisa; Yoshihisa Nagata; Hiromichi Tsuchioka


Japanese Circulation Journal-english Edition | 1986

SUCCESSFUL TOTAL REPLACEMENT OF AORTIC ARCH ANEURYSM WITH AID OF OUR METHOD : Circulatory Assistance : PROCEEDINGS OF THE 50th ANNUAL SCIENTIFIC MEETING OF THE JAPANESE CIRCULATION SOCIETY

Yoshihisa Nagata; Ryohei Kato; Hideki Kazui; Masaharu Kobayashi; Hideitsu Nogaki; Kaneyuki Shioi; Kensuke Katsuragawa; Kenichi Naiki; Hiromichi Tsuchioka


Japanese Circulation Journal-english Edition | 1986

-74-LONG TERM FOLLOW UP STUDY ON ANNULO AORTIC ECTASIA AFTER SURGERY USING ECHO CARDIOGRAPHY

Yoshihisa Nagata; Kensuke Shioi; Hideitsu Nogaki; Masaharu Kobayashi; Hiromichi Tsuchioka


Japanese Circulation Journal-english Edition | 1982

EFFECT OF DOPAMINE AND NITROGLYCERIN COMBINATION THERAPY ON HEMODYNAMICS AFTER OPEN HEART SURGERY : Cardiovascular Surgery : 46th Annual Scientific Meeting, Japanese Circulation Society

Yoshihisa Nagata; Takao Nakai; Kenichi Naiki; Ryohei Kato; Iwao Fukuta; Takashi Yano; Hideki Kazui; Masaharu Kobayashi; Toshiaki Terasawa; Shigehisa Kitagawa; Mitsutaka Kondo; Shinji Kato; Hiromichi Tsuchioka


Japanese Circulation Journal-english Edition | 1980

A COMPARATIVE STUDY OF MYOCARDIAL AND ENDOCARDIAL PACEMAKER ELECTRODES : Cardiac Pacemakers : PROCEEDINGS OF THE 44th ANNUAL SCIENTIFIC MEETING OF THE JAPANESE CIRCULATION SOCIETY

Mitsuya Murase; Hiromichi Tsuchioka; Toshio Abe; Takeshi Shimizu; Takuya Washizu; Minoru Tanaka; Eiitsu Nogaki; Naotoshi Sugiyama; Riichiro Kaihara; Eiji Takeuchi; Shuhei Kito; Yoshito Suenaka; Takashi Watanabe; Yootaro Iyomasa


Japanese Circulation Journal-english Edition | 1978

-214-THE MOTION OF PROSTHETIC VALVE IN CARDIAC PATIENTS : Cardiac Surgery : PROCEEDINGS OF THE 42nd ANNUAL MEETING OF THE JAPANESE CIRCULATION SOCIETY

Hiromichi Tsuchioka; Atsukata Kobayashi; Toshio Abe; Takeshi Shimizu; Tomoyoshi Ishihara; Mitsuya Murase; Minoru Tanaka; Hiroshi Hikosaka; Kenji Yoshioka; Yoshiya Miyata; Masaharu Kobayashi; T. Ohmiya; H. Nogaki; Eiji Takeuchi; R. Kakihara; X. Sugiyama; Yotaro Iyomasa

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