CSF Studies: Difference between revisions

Revision as of 04:43, 1 October 2011

Standard

Additional

7/2/09 PANI

Authors:

@@ Line 1: / Line 1: @@
 ==Tests==
 '''Standard'''
-#tube 1 gs and culture
+#Tube 1: Gram stain and culture
-#2 protein glc
+#Tube 2: Protein and glucose
-#3  cell count w diff
+#Tube 3: Cell count w diff
-#4 hold
+#Tube 4: Hold
 '''Additional'''
-#cryptoccal ag
+#Cryptoccal ag
-#india ink
+#India ink
-#afb pcr
+#AFB PCR
-#rpr vdrl
+#RPR, VRDL
-#fungal cx
+#Fungal cx
 #viral cx
-#pcr for herpes viridae
+#Herpes PCR
-#ldh  >40 suggests bact. Meningitis < 40 viral (neches -pediatrics 1968)
+#LDH
+##>40 suggests bacterial meningitis
+##<40 suggests viral
 ==Correction==
-for each 1000 rbc dec prot. By 1mg/dl
+*Protein
+**For each 1000 RBC decrease protein value by 1mg/dl
+*WBC
+**Actual WBC = Counted WBC - (RBCcsf X (WBCblood/RBC blood)
-actual WBC =counted WBC-RBC csfx (Wbc blood/Rbc blood).
+==See Also==
+[[CT Before Lumbar Puncture]]
-==When to CT before LP==
-#AMS
-#focal deficit or papilledema
-#head trauma (recent or remote)
-#new onset seizure (except poss febrile seizure in child)
-#HIV+
-#IVDA only if other above findings are present.
-#age over 60
-==When to treat infants under 4-6 weeks empirically for herpes encephalitis:==
-#csf pleocytosis consistent w/ encephalitis + 1 of the following:
-##HSV skin eye or mouth manifest.
-##focal neuro findings or seizure
-##sepsis with pneumonitis or hepatitis
-##mother w/ genital HSV at delivery
-##consider for very toxic fever >39 EC.
 ==Source==