Overview

The main aim of this study is to assess the safety of maribavir in adults with severe CKD or comorbid ESRD including participants on artificial filtering of the kidney (dialysis) or the blood (hemodialysis).

In this study, already existing data will be collected from the participant's medical records. The study will only review data collected as part of the normal clinical routine and will not impact the standard medical care and treatment of participants.

Eligibility

Inclusion Criteria:

• Adults more than and equal to (≥) 18 years of age at index date.
• Diagnosis of comorbid ESRD or comorbid severe CKD prior to the index date.
  • If ESRD (including participants on peritoneal dialysis or hemodialysis): participant diagnosed with ESRD confirmed by an estimated glomerular filtration rate (eGFR) less than (\<) 15 milliliters per minute per 1.73 square meters (mL/min/1.73m\^2).
  • If severe CKD: participant diagnosed with severe CKD confirmed by an eGFR of 15 to \<30 mL/min/1.73m\^2 at index.
• Participant has undergone solid organ transplant (SOT) or hematopoietic stem cell transplantation (HSCT) before index date.
• Participant was diagnosed with refractory (with or without resistance) CMV during the latest post-transplant period.
• Participant initiated treatment with maribavir in routine practice within the eligibility period and received at least 1 dose of maribavir.
• Informed consent provided (where required by local regulations) before data collection commences.

Exclusion Criteria:

There are no exclusion criteria for this study.