# CSF rhinorrhea is found in:
A. Frontal bone fracture
B. Zygomatico maxillary fracture
C. Nasoethmoidal fracture
D. Condylar fracture
The correct answer is C. Nasoethmoidal fracture.
CSF rhinorrhea is seen in nasoethmoidal, Le Fort II and Le Fort III fractures, associated with comminuted cibriform plate of ethmoid. Tramline effect and halo on pillow effect are diagnostic signs of CSF rhinorrhea.
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