Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Thyroid hormone changes after cardiovascular surgery and clinical implications.

S H Chu1, T S Huang, R B Hsu

  • 1Department of Surgery, National Taiwan University Hospital, Taipei, Republic of China.

The Annals of Thoracic Surgery
|October 1, 1991
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

[Glofitamab for relapsed/refractory B-cell lymphoma: analysis of efficacy and influencing factors].

Zhonghua xue ye xue za zhi = Zhonghua xueyexue zazhi·2026
Same author

[Association of differentially expressed microRNAs in plasma exosomes and type 2 diabetes mellitus].

Zhonghua liu xing bing xue za zhi = Zhonghua liuxingbingxue zazhi·2026
Same author

[Prevalence and influencing factors of clinical obesity and preclinical obesity among rural adults].

Zhonghua liu xing bing xue za zhi = Zhonghua liuxingbingxue zazhi·2025
Same author

Back to the future: Linking early psychiatric symptoms to transdiagnostic cognitive functioning in at-risk youth from the adolescent brain cognitive development study.

Journal of psychiatric research·2025
Same author

[<i>Mycobacterium kansasii</i> pulmonary disease after post-transplant thoracic air leak syndrome in a child].

Zhonghua er ke za zhi = Chinese journal of pediatrics·2024
Same author

[Effect of birth parity on life expectancy and healthy life expectancy among rural women].

Zhonghua yu fang yi xue za zhi [Chinese journal of preventive medicine]·2024

Thyroid hormone levels (TT3, TT4) and thyroid-stimulating hormone (TSH) decrease during cardiovascular surgery. Higher thyroid hormone levels correlate with better patient recovery after surgery.

Area of Science:

  • Endocrinology
  • Cardiovascular Surgery
  • Critical Care Medicine

Background:

  • Nonthyroidal illnesses can alter thyroid hormone levels (total triiodothyronine - TT3, total thyroxine - TT4) and thyroid-stimulating hormone (TSH).
  • These alterations often correlate with illness severity and patient prognosis.

Purpose of the Study:

  • To investigate changes in TT3, TT4, and TSH during and after cardiovascular operations.
  • To correlate these thyroid hormone levels with patient recovery outcomes.

Main Methods:

  • Serum concentrations of TT3, TT4, TSH, and free T4 were measured in 44 patients undergoing cardiovascular operations.
  • Measurements were taken preoperatively, during cardiopulmonary bypass, and at various time points postoperatively.

Related Experiment Videos

Main Results:

  • Serum TT3 and TT4 levels significantly declined during cardiopulmonary bypass, reaching their lowest point 30 minutes into the procedure.
  • While TSH and TT4 returned to preoperative levels by day six post-operation, TT3 remained low throughout the study.
  • Patients with uneventful recoveries exhibited higher TT3, TT4, and TSH levels compared to those with complications or mortality.

Conclusions:

  • Cardiopulmonary bypass significantly impacts thyroid hormone levels in patients undergoing cardiovascular surgery.
  • Postoperative thyroid hormone levels, particularly TT3, TT4, and TSH, can serve as indicators of patient recovery and prognosis.