Nursing · Neurological Assessment
This sign appears when cerebrospinal fluid (CSF) mixes with blood on an absorbent surface, such as gauze, paper, or bedsheets, and creates a double-ring pattern. Which sign does this describe?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Reservoir sign
- 2Halo sign✓
- 3Handkerchief test
- 4Glucose test
Correct answer
Halo sign
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