3 results
Several artifacts can cause significant and potentially misleading alterations to measured RBC parameters: 
1. Old samples
Poikilocytosis #CabotRings ... Keratocyte #Blister #HelmetCells
Schistocytes can assume a shape resembling natural or man-made objects such as arrowheads, fish, collar buttons,
Smear #Helmet #HelmetCells
A – cabot ring, B – Howell-Jolly Body

What are Cabot’s rings?
- They are delicate threadlike inclusions
Microscopy #BloodSmear #CabotRings