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About Andrew Rivard

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So far Andrew Rivard has created 667 blog entries.

MICRORNAS SIGNATURES IN CARDIAC BIOPSIES AND DETECTION OF ALLOGRAFT REJECTION

Identification of heart transplant rejection currently rely on immunohistologic and immunohistochemistry. We aimed to identify specific sets of microRNAs (miRNAs) to characterize acute cellular (ACR), antibody-mediated (pAMR) and mixed (MR) rejections in monitoring formalinfixed paraffin-embedded (FFPE) endomyocardial biopsies (EMBs) in heart transplant (HTx) patients.

Upcoming heart allocation policy change

If you are a patient on the national waiting list for a heart, your urgency for a transplant is currently based on three statuses:

  • 1A (most urgent)
  • 1B (somewhat urgent)
  • 2 (least urgent)

As we learn more about heart disease and successful treatment of it, the transplant community determined we needed more specific criteria that reflects a heart patient’s

Temporary circulatory support devices as a bridge to transplant: Boon or bane?

The allocation of donor hearts evolves in response to the changing landscape of advanced heart failure therapies and expanded understanding of donor/recipient matching. The novel, heart allocation algorithm is a natural response to the success of mechanical circulatory support (MCS) and further aligns severity of illness with urgency. In the novel, 6-status system, candidates supported

Donor heart selection and outcomes: An analysis of over 2,000 cases

Decision-making when offered a donor heart for transplantation is complex, and supportive data describing outcomes according to acceptance or non-acceptance choices are sparse. Our aim was to analyze donor heart acceptance decisions and associated outcomes at a single center, and after subsequent acceptance elsewhere.

OPTN/UNOS Board members named

Richmond, Va. — Members of the national organ donation and transplantation community have elected 25 members to the OPTN/UNOS board of directors, including a new president, vice-president/president-elect, vice president for patient and donor affairs and secretary. United Network for Organ Sharing (UNOS) serves as the Organ Procurement and Transplantation Network (OPTN) under federal contract.

All board

The Asporto // Heart Preservation Device tries on a new carbon fiber shell.

The Asporto // Heart Preservation Device with a carbon fiber shell.
As a medical student at the University of Minnesota, I was fortunate to have been in an innovative environment were new discoveries were a daily occurrence. This was inside the former cardiovascular and thoracic surgical laboratories where C. Walton Lillehei pioneered

Hibernicor Develops New Asporto Circuit Board

Custom designed printed circuit board for the Asporto // Heart Preservation Device.

Hibernicor has developed a new micro-controller interface circuit board to smaller package.  Specifically this printed circuit board adds important features of temperature monitoring with a thermistor, robust componentry, and lightweight surface mounted resistors.  The

Public comment sought

The Organ Procurement and Transplantation Network (OPTN) offers policy proposals for public comment from January 22 through March 23, 2018.

Comments and replies will be published on the OPTN public comment page, to promote transparency and trust in the national transplant system. Visitors can also share comments on social media, if they wish.

Feedback for selected proposals