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Brain
Anatomy
Skull Base and Cranial Nerves
Trochlear Nerve (CNIV)
Trochlear Nerve (CNIV)
Philip R. Chapman, MD
;
Ryan P. Cabeen, PhD
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TERMINOLOGY
Abbreviations
Trochlear nerve (CNIV)
Synonyms
4th cranial nerve
Definitions
CNIV: Motor nerve to superior oblique muscle
IMAGING ANATOMY
Overview
Trochlear Nuclei
Intramesencephalic Segment
Cisternal Segment
Tentorial Segment
Cavernous Segment
Extracranial Segment
ANATOMY IMAGING ISSUES
Imaging Recommendations
Imaging Sweet Spots
Imaging Pitfalls
Normal Measurements
CLINICAL IMPLICATIONS
Clinical Importance
Clinical Findings
Related Anatomy
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Related Differential Diagnoses
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References
Tables
Tables
TERMINOLOGY
Abbreviations
Trochlear nerve (CNIV)
Synonyms
4th cranial nerve
Definitions
CNIV: Motor nerve to superior oblique muscle
IMAGING ANATOMY
Overview
Trochlear Nuclei
Intramesencephalic Segment
Cisternal Segment
Tentorial Segment
Cavernous Segment
Extracranial Segment
ANATOMY IMAGING ISSUES
Imaging Recommendations
Imaging Sweet Spots
Imaging Pitfalls
Normal Measurements
CLINICAL IMPLICATIONS
Clinical Importance
Clinical Findings
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