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Blood transfusion is a critical medical procedure that saves lives and treats various medical conditions. It involves transferring blood from a donor to a recipient. This process requires a thorough understanding of the ABO blood group system and its associated antigens and antibodies.
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Veins, while chiefly responsible for circulating blood back to the heart, also function as storage vessels for blood. They house approximately 64 percent of the body's total blood volume, a feat made possible by their high capacitance—the inherent ability to expand and accommodate large volumes of blood, even under low pressure. The large diameter and thin walls of veins augment their distensibility, significantly more so than arteries, due to their classification as capacitance...
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Blood transfusion is a therapeutic measure to restore the blood volume after extensive blood loss due to an accident or a medical procedure. Blood transfusion involves drawing a certain amount of blood from a suitable donor and infusing it into the recipient.
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Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies01:20

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The key difference between Superficial Vein Thrombosis (SVT) and Deep Vein Thrombosis (DVT) lies in their location and severity.Clinical ManifestationsSVT typically presents with localized pain, tenderness, and redness along the course of a superficial vein, often accompanied by a palpable, cord-like structure under the skin. This condition is usually less dangerous than DVT but can be uncomfortable and may lead to complications such as cellulitis or, rarely, a clot extension into the deep...
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Hemodialysis I: Introduction01:25

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Hemodialysis (HD) is a medical treatment that artificially removes waste products, excess fluids, and toxins from the blood when the kidneys are no longer able to perform these functions effectively. In this process, blood is filtered through a semipermeable membrane, allowing for the selective removal of waste while preserving necessary components like blood cells and proteins. Hemodialysis is typically performed in patients with end-stage renal disease (ESRD) or severe kidney...
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Bone marrow transplant is a potential cure for several diseases, including cancer and specific genetic disorders. Notably, this procedure is applicable for patients suffering from aplastic anemia, certain types of leukemia, severe combined immunodeficiency disease (SCID), Hodgkin's disease, non-Hodgkin's lymphoma, multiple myeloma, thalassemia, sickle-cell disease, and certain cancers.
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Decellularization and Recellularization Methodology for Human Saphenous Veins
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Vein-To-Vein Databases: Uses and Considerations in Transfusion Research.

Antoine Lewin1, Samuel Rochette1, Andrew W Shih2

  • 1Medical Affairs and Innovation, Héma-Québec, Montréal, Quebec, Canada.

Transfusion Medicine Reviews
|December 30, 2025
PubMed
Summary
This summary is machine-generated.

Digital health data enables "vein-to-vein" transfusion research. Developing large databases requires resources but can improve transfusion effectiveness and safety studies, necessitating international collaboration and data standards.

Keywords:
Blood componentsBlood donorsBlood recipientsData scienceElectronic health recordsObservational studiesRandomized clinical trials

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Area of Science:

  • Transfusion Medicine
  • Health Informatics
  • Biostatistics

Background:

  • Digital health data availability is increasing, enabling new research in transfusion medicine.
  • Vein-to-vein databases integrate donor, component, and recipient data for comprehensive transfusion research.
  • Establishing and accessing these databases presents significant resource challenges for investigators.

Purpose of the Study:

  • To review existing vein-to-vein databases in transfusion research.
  • To analyze their research applications, data scope, limitations, and technical design.
  • To provide guidance for future vein-to-vein database development and utilization.

Main Methods:

  • Systematic review of published vein-to-vein databases.
  • Analysis of database research use, data content, and technical aspects.
  • Identification of limitations and recommendations for future studies.

Main Results:

  • Vein-to-vein databases have been used to study transfusion effectiveness and safety.
  • International collaboration, data sharing, and standardized protocols are needed to enhance findings.
  • Key limitations include residual confounding, data quality issues, and missing data.

Conclusions:

  • Vein-to-vein databases are valuable for transfusion research, especially for pragmatic or emulated randomized controlled trials.
  • Future development should focus on data quality, validation, and integration with biospecimen data.
  • Overcoming limitations through collaboration and standardization is crucial for maximizing their potential.