The finding that would alert the nurse that cerebrospinal fluid is present is fluid separates into concentric rings and tests positive for glucose. The correct option is 4.
Fluid leaking is the leaking fluid from the passages. It occurs when there is a minor break in the brain and sinus. The leakage is the Cerebrospinal Fluid (CSF).
The nurse can find the fluid leak by seeing the concentric rings and testing positive for glucose.
Thus, the correct option is 4. Fluid separates into concentric rings and tests positive for glucose.
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The question is incomplete. Your most probably complete question is given below:
1. Fluid is clear and tests negative for glucose
2. Fluid is grossly bloody in appearance and has a pH of 6
3. Fluid clumps together on the dressing and has a pH of 7
4. Fluid separates into concentric rings and tests positive for glucose
