User:crenated-red-blood-cells895657

Observing clumps in live serum under a viewer can be alarming for those new with the process. These piled red corpuscles appear as bundled discs, a phenomenon known as rouleaux

https://darkfieldmicroscopysoftw011147.blogfrogs.com/694226/rouleaux-in-live-blood-understanding-clumping