Background: A few reported studies have documented psychotic syndromes secondary to a middle fossa arachnoid cyst (AC). However, the association between middle fossa ACs and psychopathological symptoms remains to be determined. The present study investigated the psychopathological effects of middle fossa ACs in young men.
Methods: We reviewed military personal inventory test profiles and baseline demographic data of 19-year-old conscription examinees from February 2013 to December 2016. In total, 132 examinees with middle fossa ACs and 350 examinees with normal findings were enrolled in the present study. Two separate comparisons were performed. First, we compared the middle fossa AC group with the control group. Second, the middle fossa AC group was divided into 2 groups according to cyst size and compared with the control group.
Results: Faking bad response behavior, infrequency, inconsistency, depression, schizophrenia, paranoia, and personality disorder cluster A scales were significantly associated with the presence of a middle fossa AC. Abnormal responses to the military personal inventory were significantly and positively correlated with cyst size. The prediction rate to show abnormal psychological results with the presence of an AC was estimated to be 60.7%-68.8%.
Conclusions: The presence of ACs and cyst size were associated with psychopathology in this select group of young men. The size-dependent psychopathological effects of ACs appear to result from a local mass effect on the brain.
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http://dx.doi.org/10.1016/j.wneu.2018.10.095 | DOI Listing |
Int Cancer Conf J
January 2025
Department of Respiratory Medicine, Kanazawa University Graduate School of Medical Sciences, Kanazawa, Ishikawa Japan.
Osimertinib has emerged as the standard first-line treatment for advanced non-small cell lung cancer (NSCLC) with EGFR mutations, offering improved tolerability and demonstrating superior efficacy against brain metastases in comparison with other tyrosine kinase inhibitors. The Meckel's cave is a dural recess in the posteromedial part of the middle cranial fossa that acts as a conduit for the trigeminal nerve between the anterior pontine cisterna and the cavernous sinus, and houses the Gasserian ganglion and proximal radicle of the trigeminal nerve. Trigeminal neuropathy, characterized by numbness and dysesthesia of the skin and mucous membranes of the face, poses diagnostic challenges and often requires differentiation from conditions, such as compression neuropathy, inflammation, and drug-induced reactions.
View Article and Find Full Text PDFSurg Radiol Anat
January 2025
Ovidius" University From Constanţa, Constanța, Romania.
Purpose And Background: The trigeminal artery is a rare anatomical variant, representing an embryonic vestige of the anastomosis between the internal carotid artery and the posterior circulator system, that can be asymptomatic or could have vast clinical manifestations produced by insufficient flow or by vascular nervous conflicts. This study is an anatomical presentation of 3 trigeminal artery cases observed at Medimar Imagistic Services Constanta.
Methods: The 3 trigeminal artery cases were discovered on a 860 magnetic resonance angiographies (0.
Int J Oral Maxillofac Surg
January 2025
Christian Albrecht's University, Department of Oral and Maxillofacial Surgery, Arnold-Heller-Straße 3, Haus B, UKSH, 24105 Kiel, Germany.
The reported complications after arthrocentesis of the temporomandibular joint are rare, which makes it to an outpatient and safe oral and maxillofacial surgical procedure. A penetration into the middle cranial fossa is an extremely rare but serious complication for the conventional needle arthrocentesis. The simple technical modification described herein could help to easily retain the puncture depth via an endodontic silicone stopper to avoid this rare complication.
View Article and Find Full Text PDFSurg Radiol Anat
January 2025
Department of Anatomy, School of Medicine, Faculty of Health Sciences, National and Kapodistrian University of Athens, 75 Mikras Asias str, Goudi, Athens, 11527, Greece.
Background: The skull base ligaments have been extensively studied in the literature due to their clinical and surgical significance. The posterior petroclinoid fold (PPCNF) and petroclival ligament (PCVL) are two adjacent structures that have barely been studied and are frequently confused. The present study uses an innovative classification system to investigate the PPCNF and PCVL ossification patterns.
View Article and Find Full Text PDFCureus
December 2024
Department of Neurosurgery, University of Fukui, Fukui, JPN.
Background Prior to using the exoscope, we speculated that it represented an intermediate tool between a loupe and a microscope and had concerns about its visibility of deep, fine structures. Objective To evaluate the depths of meningioma for which the exoscope was suitable, and to clarify its disadvantages in meningioma resection. Methods Findings of consecutive meningioma surgeries using a 4K three-dimensional (3D) exoscope over a one-year period were evaluated for visibility of the surgical field, comfort of the surgeon's arm posture, the surgeon's head orientation, and perception of the image delay, accounting for the depth of the tumor.
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