Lab Test : CSF Cell Count and Differential

Print this page Bookmark and Share
Alternate:CSF; LP; Subdural Fluid; Spinal Fluid; Ventricular Fluid; Shunt
Includes:Color, turbidity, cells per mm3, WBC differential
Phone:(937) 641-2627
Available:Daily, 24 hours
Turnaround:1 hour
Specimen:Cerebrospinal fluid- site specific i.e. LP, ventricular, shunt, subdural
Volume:1.0 mL on each of 3 to 4 CSF collection tubes
Container:CSF collections tubes or other suitable sterile container
Temperature:Do not store. Do not refrigerate. Do not transport via tube system. Deliver to Hematology within 30 minutes and verify delivery with someone in the department.
Rejection:Clotted or refrigerated specimen. Specimens contaminated with bone marrow.
Normal:Colorless and clear. Neonates 0-30 mononuclear cells/mm3. Children <20 mononuclear cells/mm3. Adolescence <10 mononuclear cells/mm3. Adults <5 mononuclear cells/mm3. RBC's in all age groups 0 cells/mm3. (Any cells may have significance).
Uses:Diagnosis of primary meningeal infections, intracranial bleeds, subdural hemorrhage, subarachnoid hemorrhage, CNS malignancies, shunt infections and other CNS pathologic conditions.
Limitations:A traumatic (bloody) tap or specimens contaminated with bone marrow may make interpretation difficult. Specimens delivered to the laboratory mote than 30 minutes post collection may experience WBC lysis.
Method:Microscopic stained, hemocytometry

Sign up for Pediatric Link

Finding the latest trusted child health and safety information doesn't have to be hard. Pediatric Link, Dayton Children's e-newsletter offers timely and up-to-date information for health care professionals from the experts you trust at Dayton Children's.  Sign up

Upcoming Events

West Carrollton Police will be on hand to insure proper fit for all bike helmets.

Sample the distinctive flavors of the many cultures of Old North Dayton while enjoying entertainment, children's activities and a bicycle decoration competition for ages 9-16. All bike entries MUST be registered with the Dayton Police in advance at or at the Festival at 5:30 PM.

As part of the National Night Out, the Germantown Police Department will assist with the proper fitting of bicycle helmets for children without them.

View full event calendarView full event calendar

The Right Experts

Just right for all kids


The Children's Medical Center of Dayton Dayton Children's
The Right Care for the Right Reasons

One Children's Plaza - Dayton, Ohio - 45404-1815