Cytosis in the cerebrospinal fluid of a 70-year-old woman with diffuse traumatic brain injury. Diagnosis: fracture of a rib (ribs), sternum, and thoracic spine. 1,2 photos: CSF microscopy in the Fuchs-Rosenthal chamber with Samson’s reagent. 3 photo: physicochemical properties of CSF + biochemistry 4 photo: CSF staining according to Romanowsky-Giemsa.
Description and images kindly provided by Marina Tereshchenko, laboratory physician, Krasnodar.






