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TABLE OF CONTENTS
500Peripheral Facial Nerve Paralysis
Nicholas A. Koontz, MD
506Vascular Retrotympanic Mass
Bronwyn E. Hamilton, MD and H. Coleman Herrod, MD
510Pulsatile Tinnitus
Bronwyn E. Hamilton, MD and H. Coleman Herrod, MD
514Traumatic Lesions of Temporal Bone
Bernadette L. Koch, MD
520Secondary (Referred) Otalgia
Nicholas A. Koontz, MD
SECTION 9: SKULL BASE
ANATOMICALLY BASED DIFFERENTIALS
528Normal Skull Base Venous Variants Bernadette L. Koch, MD and Christine M. Glastonbury,
MBBS
534Skull Base Foraminal or Canal Variants
Bernadette L. Koch, MD
538Congenital Anomalies of Skull Base
Chang Yueh Ho, MD and Susan I. Blaser, MD, FRCPC
544Intrinsic Skull Base Lesion
C. Douglas Phillips, MD, FACR
550Anterior Skull Base Lesion
C. Douglas Phillips, MD, FACR
554Cribriform Plate Lesion
C. Douglas Phillips, MD, FACR
558Central Skull Base Lesion
C. Douglas Phillips, MD, FACR
562Sellar/Parasellar Mass With Skull Base Invasion
Yoshimi Anzai, MD, MPH and Anne G. Osborn, MD, FACR
566Unilateral Cavernous Sinus Mass
Yoshimi Anzai, MD, MPH and Anne G. Osborn, MD, FACR
570Bilateral Cavernous Sinus Mass
Yoshimi Anzai, MD, MPH and Anne G. Osborn, MD, FACR
574Meckel Cave Lesion
Yoshimi Anzai, MD, MPH and Anne G. Osborn, MD, FACR
578Posterior Skull Base Lesion
C. Douglas Phillips, MD, FACR
582Clival Lesion
C. Douglas Phillips, MD, FACR
588Jugular Foramen Lesion
C. Douglas Phillips, MD, FACR
592Dural Sinus Lesion, General
Luke N. Ledbetter, MD
598Foramen Magnum Mass
Luke N. Ledbetter, MD
SECTION 10: CPA-IAC AND POSTERIOR
FOSSA
ANATOMICALLY BASED DIFFERENTIALS
606Small IAC
Bernadette L. Koch, MD and Caroline D. Robson, MBChB
608Large IAC
Nicholas A. Koontz, MD
610CPA Mass, Adult
Bronwyn E. Hamilton, MD
614Prepontine Cistern Mass
Yoshimi Anzai, MD, MPH and Gregory L. Katzman, MD,
MBA
620Cisterna Magna Mass
Daniel E. Meltzer, MD and Gregory L. Katzman, MD, MBA
624Posterior Fossa Neoplasm, Adult
Yoshimi Anzai, MD, MPH and Anne G. Osborn, MD, FACR
628Posterior Fossa Neoplasm, Pediatric
Chang Yueh Ho, MD and Susan I. Blaser, MD, FRCPC
GENERIC IMAGING PATTERNS
634Cystic CPA Mass
Bronwyn E. Hamilton, MD
CLINICALLY BASED DIFFERENTIALS
638Hemifacial Spasm
Nicholas A. Koontz, MD
642Sensorineural Hearing Loss in Adult
Nicholas A. Koontz, MD
646Sensorineural Hearing Loss in Child
Bernadette L. Koch, MD
SECTION 11: CRANIAL NERVES AND
BRAINSTEM
ANATOMICALLY BASED DIFFERENTIALS
654Midbrain Lesion
Nancy J. Fischbein, MD
658Pontine Lesion
Nancy J. Fischbein, MD
664Medulla Lesion
Nancy J. Fischbein, MD
GENERIC IMAGING PATTERNS
668Enhancing Cranial Nerve(s)
Daniel E. Meltzer, MD and Anne G. Osborn, MD, FACR
CLINICALLY BASED DIFFERENTIALS
672Monocular Vision Loss
Kristine M. Mosier, DMD, PhD
678Bitemporal Heteronymous Hemianopsia
Kristine M. Mosier, DMD, PhD
684Homonymous Hemianopsia
Kristine M. Mosier, DMD, PhD
688Oculomotor, Trochlear, or Abducens Neuropathy
Nicholas A. Koontz, MD
694Trigeminal Neuropathy
Nancy J. Fischbein, MD
698Trigeminal Neuralgia
Nicholas A. Koontz, MD
702Complex Cranial Nerve IX-XII Neuropathy
Nicholas A. Koontz, MD
708Hypoglossal Neuropathy
Nancy J. Fischbein, MD
714Horner Syndrome
Nicholas A. Koontz, MD