Synovial Fluid
Milky synovial fluid is usually due to
crystals
*** Turbid caused by increased cells and fibrin
A pathological condition causing a build up of serous fluid is referred to as
effusion
4 tubes were drawn from a lumbar puncture for CSF. The first tube was Red and the 3rd tube was a light pink . What do you contribute the color of the CSF to ?
Traumatic tap
A patient had a CSF cell count ordered. When counting the WBCs the tech counted 10 cells on the entire side of the hemocytometer. How would you report this WBC ?
11.1 cells/ul
When preparing a slide for morphologic examination what is the reason for adding a drop of albumin to the cerebrospinal fluid sample prior to cytocentrifugation?
Preserve the integrity of the cells
The crystal seen in a synovial fluid of a patient with gout is
Monosodium Urate
Serous fluid that results from an inflammatory process , infections , malignancies is
Exudate
a patients serum glucose is 100 , what would you expect their CSF glucose to be
60-70
a patient's synovial fluid needs a RBC count done. It is very bloody so you do a 1:20 dilution on it. you count a total of 350 RBC in the 5 squares that we typically count RBCs in . What is your reported RBC ?
350,000/mm3
The Lecithin/ Sphingomyelin (L/S) ratio determination of amniotic fluid is useful in assessing the probablilty of :
Respiratory distress syndrome
The crystal seen in a synovial fluid of a patient with pseudogout is
calcium pyrophosphate
The fluid that fills the cavity enclosing the lungs is called_____ and an aspiration of this fluid is called ________
Pleural fluid / thoracentesis
plasma cells seen in CSF indicate
Multiple sclerosis or lymphocytic reaction
*** NOT Multiple myeloma
Your perform a WBC count on a CSF and count a total of 40 WBC in the 4 corner cells we typically count WBC in . What is your reported WBC ?
1600/mm3
A patient presents to the emergency room with severe headache nausea vomiting . CSF chemistry results are as follows:
Protein- 74 mg/dl ( 15-45mg/dl)
Glucose – 53 mg/dl ( 40-85 mg/dl)
What is the probably diagnosis?
Viral memingitis
LE cell
cells normally found in serous fluid which are large ( 12-3-um) with a light gray to blue cytoplasm and a nucleus making up 1/3 to 1/2 the cell
Mesothelial cell
name in order the departments that you would do testing on ; Tube 1, Tube 2, Tube 3
Chemistry, Microbiology , Hematology
What is a normal CSF WBC count ?
0-5 / ul
A cloudy , yellow-green synovial fluid with 122,000 WBCs which are predominantly neutrophils , and decreased glucose is classified as what condition:
Septic
a tech had to do a cell count on a synovial fluid. She made a 1:10 dilution using acetic acid. What might you see with this sample ?
clumping - acetic acid causes clumping of synovial fluid. If doing dilutions you should use saline. You can also add hyaluronidase to prevent clumps
Peritoneal fluid was brought to the laboratory with a green color. This most likely indicates issues with what organ?
gallbladder
The supernatant from a spun CSF is compared to a white background and found to have a orange hue.. what term describes this
xanthochromia
A 1:10 dilution is made on a CSF sample . Five squares on each side of the hemacytometer are counted for a total of 10 squares and a total of 150 cells . What is the count per microliter?
1500
The normal sperm concentration is :
>20 x 10 ( to the 6th) /ml