Anterior inferior cerebellar artery
View article
Vestibular paroxysmia: a treatable neurovascular cross-compression syndrome Open
The leading symptoms of vestibular paroxysmia (VP) are recurrent, spontaneous, short attacks of spinning or non-spinning vertigo that generally last less than one minute and occur in a series of up to 30 or more per day. VP may manifest wh…
View article
Recent Advances in Understanding Audiovestibular Loss of a Vascular Cause Open
Acute audiovestibular loss is characterized by abrupt onset of prolonged (lasting days) vertigo and hearing loss. Acute ischemic stroke in the distribution of the anterior inferior cerebellar artery (AICA) is known to be the leading cause …
View article
Fenestrations of Intracranial Arteries Open
In patients with a suspected ruptured aneurysm, fenestrations of intracranial arteries were detected in 24% (33 of 140). Most fenestrations were located on the anterior communicating artery. Of 45 fenestrations, 14 (31%) were related to an…
View article
Giant Fusiform and Dolichoectatic Aneurysms of the Basilar Trunk and Vertebrobasilar Junction—Clinicopathological and Surgical Outcome Open
BACKGROUND Giant fusiform and dolichoectatic aneurysms of the basilar trunk and vertebrobasilar junction (BTVBJ-GFDA) are extremely difficult to treat. OBJECTIVE To evaluate factors influencing survival and outcome of BTVBJ-GFDA by perform…
View article
Bridging veins and veins of the brainstem in microvascular decompression surgery for trigeminal neuralgia and hemifacial spasm Open
OBJECTIVE In microvascular decompression surgery for trigeminal neuralgia and hemifacial spasm, the bridging veins are dissected to provide the surgical corridors, and the veins of the brainstem may be mobilized in cases of venous compress…
View article
“Birdlime” technique using TachoSil tissue sealing sheet soaked with fibrin glue for sutureless vessel transposition in microvascular decompression: operative technique and nuances Open
OBJECTIVE Microvascular decompression (MVD) is effective for the treatment of trigeminal neuralgia (TN), hemifacial spasm (HFS), and glossopharyngeal neuralgia. The transposition technique is the standard procedure to avoid adhesions and g…
View article
Bioglue-Coated Teflon Sling Technique in Microvascular Decompression for Hemifacial Spasm Involving the Vertebral Artery Open
Transposition of the VA using a bioglue-coated Teflon sling is a safe and effective surgical technique for HFS involving the VA. A future prospective study to compare clinical outcomes between groups with and without use of this novel tech…
View article
Hemifacial spasm: 20-year surgical experience, lesson learned Open
The anterior inferior cerebellar artery is involved in most cases of hemifacial spasm. Failure to improve postsurgically after 1 week warrants reoperation. Sex, side, and onset are unrelated to treatment response. Microvascular decompressi…
View article
Vascular loops in the anterior inferior cerebellar artery, as identified by magnetic resonance imaging, and their relationship with otologic symptoms Open
Objective: To use magnetic resonance imaging to identify vascular loops in the anterior inferior cerebellar artery and to evaluate their relationship with otologic symptoms. Materials and Methods: We selected 33 adults with otologic compla…
View article
Acute Unilateral Audiovestibulopathy due to Embolic Labyrinthine Infarction Open
Selective embolism to the labyrinth may be considered in patients with acute unilateral audiovestibulopathy and concurrent acute infarctions in the non-AICA territories.
View article
Anterior inferior cerebellar artery aneurysms: Segments and results of surgical and endovascular managements Open
Background Anterior inferior cerebellar artery (AICA) aneurysms are rare and published clinical experience with these aneurysms is limited. Objective The objective of this article is to report angiographic characteristics and results assoc…
View article
Pain-free and pain-controlled survival after sectioning the nervus intermedius in nervus intermedius neuralgia: a single-institution review Open
OBJECTIVE Nervus intermedius neuralgia (NIN) or geniculate neuralgia is a rare facial pain condition consisting of sharp, lancinating pain deep in the ear and can occur alongside trigeminal neuralgia (TN). Studies on the clinical presentat…
View article
Ruptured distal AICA pseudoaneurysm presenting years after vestibular schwannoma resection and radiation Open
Distal anterior inferior cerebellar artery (AICA) pseudoaneurysms are very rare lesions. Although cases have been previously reported, only a few have been reported as a result of vestibular schwannoma (VS) radiation, none have been report…
View article
Contralateral anterior interhemispheric-transcallosal-transrostral approach to the subcallosal region: a novel surgical technique Open
OBJECTIVE The authors report a novel surgical route from a superior anatomical aspect—the contralateral anterior interhemispheric-transcallosal-transrostral approach—to a lesion located in the subcallosal region. The neurosurgical approach…
View article
Idiopathic sudden sensorineural hearing loss: A review focused on the contribution of vascular pathologies Open
Idiopathic sudden sensorineural hearing loss (ISSNHL) is characterized by abruptly appearing hearing loss, sometimes accompanied by vertigo. Vascular pathologies (e.g., cochlear ischemia, or cochlear infarction) are one of the most likely …
View article
The meningeal branches of the superior cerebellar artery: a surgical observation study Open
OBJECT The tentorial branch of the posterior cerebral artery was first identified in a cadaver dissection study. However, the tentorial branch of the superior cerebellar artery (SCA) has not been clearly described in autopsy or normal anat…
View article
Vestibulocochlear Symptoms Caused by Vertebrobasilar Dolichoectasia Open
Objectives. Vertebrobasilar dolichoectasia (VBD), an elongation and distension of vertebrobasilar artery, may present with cranial nerve symptoms due to nerve root compression. The objectives of this study are to summarize vestibulocochlea…
View article
Endoscopic vascular decompression in trigeminal neuralgia Open
Endoscopic vascular decompression is a safe and effective technique for vascular decompression with advantages of better visualization of the entire course of the nerve and vascular conflict without brain retraction. It also helps in bette…
View article
Neurovascular Relations of the Trigeminal Nerve in Asymptomatic Individuals Studied with High‐Resolution Three‐Dimensional Magnetic Resonance Imaging Open
Neurovascular compression (NVC) is considered the main cause of classic trigeminal neuralgia (TN) and may be surgically addressed with microvascular decompression (MVD). Preoperative high‐resolution three‐dimensional magnetic resonance has…
View article
Trigeminal neuralgia and hemifacial spasm associated with vertebrobasilar artery tortuosity Open
MVD is the most effective surgical treatment of TN and HFS caused by the TVBA. The TVBA should be retracted from the brainstem without placing prostheses in the nerve root entry/exit zone.
View article
Magnetic Resonance Imaging Assessment of Vascular Contact of the Facial Nerve in the Asymptomatic Patient Open
Objective The objective of this study was to determine the prevalence of facial nerve vascular contact on magnetic resonance imaging (MRI) in patients without hemifacial spasm (HFS). Study Design Our radiology database was queried to ident…
View article
Artery of Percheron infarction presenting as nuclear third nerve palsy and transient loss of consciousness: a case report Open
Background Thalamic blood supply consists of four major vascular territories. Out of them paramedian arteries supply ipsilateral paramedian thalami and occasionally rostral mid brain. Rarely both paramedian arteries arise from a common tru…
View article
Microvascular decompression for glossopharyngeal neuralgia through a microasterional approach: A case series Open
GPN is a rare entity, and secondary causes should be discarded. MVD through a retractorless microasterional approach is a safe and effective technique. Our series demonstrated an excellent clinical outcome with pain remission in 92.9%.
View article
Nervus Intermedius Neuralgia Treated with Microvascular Decompression: A Case Report and Review of the Literature Open
Nervus intermedius neuralgia is one of the craniofacial neuralgias, which is extremely rare compared with trigeminal or glossopharyngeal neuralgia. Despite its unique symptom, the aetiology remains unclear. We present a case of a surgicall…
View article
Ruptured Pseudoaneurysm after Gamma Knife Surgery for Vestibular Schwannoma Open
Ruptured aneurysms of anterior inferior cerebellar artery (AICA) after radiotherapy for vestibular schwannoma (VS) are rare, and no definite treatment has been established for distal AICA pseudoaneurysms. We describe a 61-year-old man who …
View article
Clinical characteristics of arteriovenous malformations in the cerebellopontine angle cistern Open
OBJECTIVE Arteriovenous malformations (AVMs) in the cerebellopontine angle cistern (CPAC) are specific lesions that can cause neurovascular compression syndromes as well as intracranial hemorrhage. Although case reports describing the CPAC…
View article
Microsurgical Neurovascular Anatomy of the Brain: The Posterior Circulation (Part II). Open
Introduction Vascular complications of posterior fossa surgery are often deadly although widely preventable through in-depth knowledge of the microsurgical neurovascular anatomy of the infratentorial region and careful surgical planning. T…
View article
Absence of pontine perforators in vertebrobasilar dolichoectasia on ultra-high resolution cone-beam computed tomography Open
Background Vertebrobasilar dolichoectasia (VBDE) is a rare type of non-saccular intracranial aneurysm, with poor natural history and limited effective treatment options. Visualizing neurovascular microanatomy in patients with VBDE has not …
View article
The Superior Cerebellar Artery: Variability and Clinical Significance Open
The superior cerebellar artery (SCA) arises from the distal part of the basilar artery and passes by the oculomotor, trochlear, and trigeminal nerves. SCA is known to play a crucial role in the development of trigeminal neuralgia. However,…
View article
Hemifacial Spasm Caused by Vascular Compression in the Cisternal Portion of the Facial Nerve: Report of Two Cases with Review of the Literature Open
Although primary hemifacial spasm (HFS) is mostly related to a vascular compression of the facial nerve at its root exit zone (REZ), its occurrence in association with distal, cisternal portion has been repeatedly reported during the last …