Publications by authors named "Sarah Tischer"

Implementation of telehealth in high-risk patient populations provides opportunities for continuous interactions and has previously been shown to positively impact practice. However, there is a paucity of studies focused on telehealth in the liver transplant population specific to pharmacist care. Describe the importance of transplant pharmacist treatment decisions between telehealth, in-clinic, and asynchronous (eg chart review and electronic message support) visit types.

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Purpose: The purpose of this study was to compare the safety and efficacy of two valganciclovir (VGCV) institutional dosing protocols for cytomegalovirus (CMV) prophylaxis in liver transplant (LT) recipients with CMV serotype donor +/recipient- (D+/R-).

Methods: This was a single-center review of CMV D+/R- adult LT recipients who received VGCV 450 mg/day for 90 days (low-dose) or VGCV 900 mg/day for 180 days (standard-dose). The primary outcome was incidence of CMV disease at 1 year.

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Purpose: Evidence to guide opioid utilization following kidney transplantation is lacking. The purpose of this study is to evaluate the implementation of an opioid restrictive post-operative pain management protocol in adult kidney transplant recipients.

Methods: We analyzed patients who underwent kidney transplant between 1/1/2017 to 8/15/2018.

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Objective: To compare the incidence of oropharyngeal candidiasis (OC), or thrush, in renal transplant recipients receiving nystatin versus no antifungal prophylaxis.

Methods: This was a single-center, retrospective, non-inferiority study of adult renal transplant recipients (RTRs) who received nystatin for 30 days for OC prophylaxis (nystatin group) or no antifungal prophylaxis therapy (No PPX group). The primary outcome was the incidence of OC within 3 months post-transplant.

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Objective: This systematic review describes the efficacy, safety, and drug interactions of dipeptidyl peptidase-4 (DPP-4) inhibitors, glucagon-like peptide-1 receptor agonists (GLP-1 RAs), and sodium-glucose transport protein 2 (SGLT2) inhibitors in kidney transplant recipients (KTRs).

Data Sources: Articles were identified by English-language MEDLINE search, published prior to May 2020, using the terms kidney transplant, OR PTDM, OR NODAT, AND metformin, OR DPP4, OR GLP1, OR SGLT2.

Study Selection And Data Extraction: All selected studies were included if the study population was composed of adult KTRs who were diagnosed with either impaired glucose tolerance, diabetes mellitus (DM), new-onset diabetes after transplant (NODAT), or posttransplantation diabetes mellitus (PTDM).

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Unlabelled: New-onset stage 4-5 chronic kidney disease (CKD) after liver transplantation (LT) is associated with high morbidity, mortality, and economic burden. In 2010, we instituted an early renal sparing immunosuppression (RSI) protocol for LT recipients with severe renal dysfunction (pre-LT dialysis/estimated glomerular filtration rate (eGFR)<30mL/min/1.73 m or post-LT acute kidney injury) consisting of 2 doses of basiliximab for induction and delaying tacrolimus to post-LT day 4-7.

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Introduction: Direct-acting antivirals (DAAs) have transformed hepatitis C virus (HCV) management post-liver transplant. As HCV clears during DAA treatment, hepatic metabolism improves, resulting in decreased tacrolimus concentrations that may require dose adjustment. The purpose of this study was to determine appropriate management of immunosuppression in liver transplant recipients during and following treatment of HCV.

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Primary sclerosing cholangitis (PSC) frequently progresses to end-stage liver disease and cirrhosis, requiring liver transplantation. Approximately 70% of patients with PSC have concomitant inflammatory bowel disease (IBD) during their clinical course. After liver transplantation for PSC, corticosteroids and other high-intensity immunosuppressants are initiated to keep IBD in remission.

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Patients undergoing orthotopic liver transplantation are at risk of both life-threatening blood loss and thrombosis due to preexisting liver dysfunction and major intra- and postoperative coagulopathy. Traditional laboratory markers of hemostasis and coagulopathy are often inadequate to describe the alterations. Whole blood global viscoelastic tests, thromboelastography, and thromboelastometry may provide more complete pictures of the hematologic derangements and allow for more targeted therapy to prevent blood loss and massive transfusion.

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Study Objective: Although rabbit anti-thymocyte globulin (rATG) is commonly used as induction therapy for kidney transplantation, dosing is not standardized. Recently available findings suggest that even subtle differences in the cumulative dose of rATG induction may have an impact on acute rejection rates for patients receiving steroid-minimization maintenance immunosuppression. This investigation evaluated the potential consequences of rounding and capping rATG doses in patients receiving steroid-containing maintenance immunosuppression when calculating the dose based on actual body weight.

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Studies of boceprevir and telaprevir based antiviral therapy in liver transplant (LT) recipients with hepatitis C genotype 1 infection have demonstrated dramatic increases in tacrolimus, cyclosporine, and mTOR inhibitor exposure. In addition to empiric dose reductions, daily monitoring of immunosuppressant blood levels is required when initiating as well as discontinuing the protease inhibitors to maximize patient safety. Although improved suppression of HCV replication is anticipated, 20 to 40% of treated subjects have required early treatment discontinuation due to various adverse events including anemia (100%), infection (30%), nephrotoxicity (20%) and rejection (5 to 10%).

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