- Spinelli, Matthew A;
- Lowery, Brentton;
- Shuford, Jennifer A;
- Spindler, Jon;
- Kearney, Mary F;
- McFarlane, Jenny R;
- McDonald, Cheryl;
- Okochi, Hideaki;
- Phung, Nhi;
- Kuncze, Karen;
- Jee, Kathryn;
- Johannessen, DeeJay;
- Anderson, Peter L;
- Smith, Dawn K;
- Defechereux, Patricia;
- Grant, Robert M;
- Gandhi, Monica
Cases of seroconversion on pre-exposure prophylaxis (PrEP) should be carefully investigated, given their public health implications and rarity. We report a case of transmitted drug resistance causing seroconversion on PrEP in spite of high adherence, confirmed with dried blood spot and segmental hair drug-level testing and single-genome sequencing.