Plankton Sign on POCUS So, what are the POCUS findings of complex fluid? The “plankton sign” and “hematocrit sign” are two sonographic findings that have been reported. Plankton sign reveals echogenic cellular debris that swirl as a result of respiratory motion and vascular pulsations. - Pitt Internal Medicine Point of Care Ultrasound @PittIMPOCUS #Plankton #Sign #POCUS #clinical #ultrasound
