Which is the most common cranial nerve involved in raised ICP?: (A) Abducens, (B) Trochlear, (C) Trigeminal, (D) Facial
Answer is A. A-Abducens= Longest subarachnoid course(so whenever ICP will raise abducens nerve will affect first) B-Trochlear=Longest intracranial route, thinnest, only nerve has dorsal origin C- Trigeminal=Thickest nerve D-Facial= Longest intraosseous route