Yazar "Kanat, Ayhan" için listeleme
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Describing a new mechanism of retinal detachment secondary to ophthalmic artery vasospasm following subarachnoid hemorrhage: An experimental study
Fındık, Hüseyin; Kanat, Ayhan; Aydın, Mehmet Dumlu; Çakır, Murteza; Özmen, Sevilay Akalp; Okutucu, Murat; Baykal, Orhan; Sipal, Sare (Thieme Medical Publ Inc, 2019)Background the pterygopalatine ganglion (PPG) and ophthalmic arteries (OpAs) have important roles in ocular autoregulation and retinal and visual functions. the relationship between PPG neuron density, OpA vasospasm, and ... -
Describing a new syndrome in L5-S1 disc herniation: Sexual and sphincter dysfunction without pain and muscle weakness
Akça, Nezih; Özdemir, Bülent; Kanat, Ayhan; Batçık, Osman Ersagun; Yazar, Uygur; Zorba, Orhan Ünal (Medknow Publications, 2014)Context: Little seems to be known about the sexual dysfunction (SD) in lumbar intervertebral disc herniation. Aims: Investigation of sexual and sphincter dysfunction in patient with lumbar disc hernitions. Settings and ... -
A different aspect of the unexpected death of Mozart at the age of 35 years
Kanat, Ayhan; Gasenzer, Elena Romana; Neugebauer, Edmund (Cambridge Univ Press, 2019)The cause of the early death of Wolfgang Amadeus Mozart (1756-1791) at the age of 35 has been the source of much discussion in the medical community. Investigators attributed to Mozart nearly 150 different medical diagnoses. ... -
Does the anesthesia technique of cesarean section cause persistent low back pain after delivery? A retrospective analysis
Kazdal, Hızır; Kanat, Ayhan; Özdemir, Bülent; Özdemir, Vacide; Güvercin, Ali Rıza (Springer, 2022)Objective Cesarean sections (CS) under spinal anesthesia may lead to newly developed low back pain (LBP) after anesthesia. The cause of this pain is still unknown. This subject was investigated. Methods The persistent LBP ... -
The effect of choroidal artery vasospasm on choroid plexus ınjury in subarachnoid hemorrhage: experimental study
AMAÇ: Bu çalışmada, subaraknoid kanamada (SAK) koroid arter vazospazmının koroid pleksusta (KP) iskemik hasar yapıp yapmadığını inceledik. YÖNTEM ve GEREÇLER: Bu çalışma 30 tavşan üzerinde yapıldı. Sekizi kontrol grubu, ... -
The effect of degenerated neuron density of petrosal ganglion on the development of blood pressure variabilities after subarachnoid hemorrhage in a rabbit model: an experimental study
Müslüman, Ahmet Murat; Aydın, Mehmet Dumlu; Yılmaz, Adem; Cansever, Tufan; Kanat, Ayhan; Gündoğdu, Cemal; Çakır, Zeynep; Emet, Mücahit; Gürsan, Nesrin; Aydın, Nazan; Ünal, Bünyamin (2011)AMAÇ: Bu çalışmanın amacı, subaraknoid kanama (SAK) sonrası, glossofaringeal sinir petrozal ganglion iskemik nörodejenerasyonu ve KB dalgalanmaları arasındaki ilişkiyi belirlemektir. YÖNTEM ve GEREÇLER: Yirmi dört tavşanın ... -
Effect of inner membrane tearing in the treatment of adult chronic subdural hematoma: a comparative study
Kayacı, Selim; Kanat, Ayhan; Köksal, Vaner; Özdemir, Bülent (Japan Neurosurgical Soc, 2014)The postoperative results of chronic subdural hematoma (CSDH) procedures using catheterization and tearing of inner membrane (CTIM) technique have not previously been discussed in the literature. This article compares the ... -
The effect of neuroscientists on the studies of autonomic nervous system dysfunction following experimental subarachnoid hemorrhage
Özdemir, Bülent; Kanat, Ayhan; Özdemir, Vacide; Batçık, Osman Ersegun; Yazar, Uğur; Güvercin, Ali Rıza (Lippincott Williams & Wilkins, 2019)Objective: the autonomic nervous system dysfunctions following subarachnoid hemorrhage (SAH) are common in neurosurgical clinical practice. the aim of the study is to investigate the effect of Asian neuroscientists on the ... -
The enigma of basilar artery dissections secondary to vasospasm following subarachnoid hemorrhage; exploration of the unknown effect of superior cervical ganglia: A preliminary experimental study
Zeynal, Mete; Şahin, Mehmet Hakan; Kanat, Ayhan; Karadağ, Mehmet Kürşat; Sipal, Sare; Ergene, Şaban; Aydın, Mehmet Dumlu (Georg Thieme Verlag, 2023)Material and Method: In this article, after three weeks of experimental SAH, animals were decapitated. 18 rabbits were divided into three groups, according to their vasospasm indexes. The basilar arteries were examined by ... -
Erratum: Role of degenerated neuron density of dorsal root ganglion on anterior spinal artery vasospasm in subarachnoid hemorrhage: Experimental study (Acta Neurochirurgica DOI: 10.1007/s00701-010-0793-4)
Kanat, Ayhan; Yılmaz, Adm; Aydın, Mehmet D.; Müslüman, Murat; Altaş, Sare; Gürsan, Nesrin (Springer, 2011).... -
Estimating basilar artery upper rupture limit by dangerous alarming diameter of arteries (DADA) following bilateral common carotid artery ligation; a new theorem
Aydın, Mehmet Dumlu; Kanat, Ayhan; Aydın, Aybike; Aydın, Ayça; Demirci, Tuba; Özmen, Sevilay (Taylor & Francis Ltd, 2020)Background Although many theories have been established to explain the mechanism of aneurysm development following steno-occlusive or hypertensive disease, the effect of the geometrical shape of the inner elastic membrane ... -
First emerging evidence of the relationship between Onuf's nucleus degeneration and reduced sperm number following spinal subarachnoid haemorrhage: Experimental study
Çağlar, Özgür; Fırıncı, Binali; Aydın, Muhammed Enes; Arslan, Remzi; Kanat, Ayhan; Demirci, Tuba; Aydın, Mehmet Dumlu; Karadeniz, Erdem; Yiğiter, Murat; Akça, Nezih (Wiley, 2021)Lumbosacral pathologies can lead to infertility. Onuf's nucleus changes in these pathologies may have a role in low sperm number. This study aims to investigate the relationship between Onuf's nucleus degeneration and sperm ... -
First emerging objective experimental evidence of hearing impairment following subarachnoid haemorrhage; Felix culpa, phonophobia, and elucidation of the role of trigeminal ganglion
Çeliker, Metin; Kanat, Ayhan; Aydın, Mehmet Dumlu; Özdemir, Doğukan; Aydın, Nazan; Yolaş, Coşkun; Çalık, Muhammed; Peker, Halil Olgun (Taylor & Francis Ltd, 2019)Objective: the exact mechanism of phonophobia induced by subarachnoid hemorrhage (SAH) has not been understood well. This subject was investigated.Material and methods: This study was conducted on 25 rabbits. They divided ... -
First histopathological bridging of the distance between Onufʼs nucleus and substantia nigra after olfactory bulbectomy—new ideas about the urinary dysfunction in cerebral neurodegenerative disease: an experimental study
Kanat, Ayhan; Aydın, Mehmet Dumlu; Akça, Nezih; Özmen, Sevilay (Wiley, 2021)Objectives: Olfactory bulbectomy (OBX) in experimental studies induces neurochemical, neurodegenerative changes in various parts of the body. But no information is available about how OBX affects the spinal cord in rats. ... -
First report of awake craniotomy of a famous musician: Suprasellar tumor surgery of pianist Clara Haskil in 1942
Gasenzer, Elena Romana; Kanat, Ayhan; Neugebauer, Edmund A. M. (Thieme Medical Publ Inc, 2017)Clara Haskil (January 7, 1895-December 7, 1960) was one of the most famous female pianists of the 20th century. in her life and work she set new standards in piano playing. However, her career was beset by poor health and ... -
First report of perforation of ligamentum flavum by sequestrated lumbar intervertebral disc
Özdemir, Bülent; Kanat, Ayhan; Batçık, Osman Ersegun; Ertürk, Cihangir; Çeliker, Fatma Beyazal; Güvercin, Ali Rıza; Yazar, Uğur (Wolters Kluwer Medknow Publications, 2017)Disc fragments are well known to migrate to superior, inferior, or lateral sites in the anterior epidural space, posterior epidural migrated lumbar disc fragments is an extremely rare disorder, 61 cases have been reported ... -
First report of the histopathological effect of electrocautery using on the urethral taste rosea during glans penis injury by incision in rabbits
Çağlar, Özgür; Kanat, Ayhan; Aydın, Mehmet Dumlu; Akça, Nezih; Özmen, Sevilay (Elsevier, 2024)Objective: Currently, electrocautery devices have frequently been used in penile surgical procedures. We hypothesized that electrocautery using during penile surgical procedures may harm the taste rosea and the dorsal nerve ... -
From nose to lumbar spinal cord; reduced sperm numbers occur by olfactory bulbectomy-releted onuf's nucleus degeneration; new experimental evidence for kallmann syndrome
Yolaş, Coşkun; Kanat, Ayhan; Zeynal, Mete; Şahin, Mehmet Hakan; Karadağ, Mehmet Kürşat; Keleş, Osman Nuri; Akça, Nezih; Dil, Eyüp; Aydın, Mehmet Dumlu; Gündoğdu, Ömer Lütfi (Karger, 2023)Introduction: Olfaction and its relation to human health is an area of growing interest. Although olfaction disorders have been considered a part of Kallmann Syndrome, the role of olfactory dysfunction on spermatogenesis ... -
Frontal sinus asymmetry: Is it an effect of cranial asymmetry? X-ray analysis of 469 normal adult human frontal sinus
Kanat, Ayhan; Yazar, Uğur; Özdemir, Bülent; Coşkun, Zerrin Özergin; Erdivanlı, Özlem (Georg Thieme Verlag Kg, 2015)Background and Aims: There is no study in the literature that investigates an asymmetric morphological feature of the frontal sinus (FS). Materials and Methods: Four hundred and sixty-nine consecutive direct X-rays of FSs ... -
Geochemistry of the Turonian-Coniacian strata: New insight into paleoenvironmental conditions of the Tethys, Eastern Pontides, NE Turkiye
Özyurt, Merve; Kanat, Ayhan; Yıldızoğlu, Selim (Elsevier, 2023)The eastern part of the Sakarya Zone, known as the Eastern Pontides, is represented by a south-facing carbonate platform during the Late Jurassic-Early Cretaceous. The shallow marine carbonate sedimentation is masked by ...