Opticocarotid recess

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August undefined, 2024

WebJan 7, 2015 · The lateral opticocarotid recess allows distinction of the preforaminal ON, roofed by the falciform ligament from the intracanalicular segment in the osseous OC. … WebJul 16, 2024 · Introduction: The mini-supraorbital (MSO) and pterional (PT) approaches have been compared in a number of studies focusing on the treatment of aneurysms, craniopharyngiomas, and meningiomas. The goal of this study was to analyze the surgical exposure to different artificial lesions through interoptic (IO), trans-lamina terminalis …

Endoscopic Skull Base Surgery in the Pediatric Population

WebFeb 1, 2024 · Once the POP and lateral opticocarotid recess (LOCR) are located, triangulation is carried out along the optic canal toward the medial opticocarotid recess (MOCR) ( arrow 4 ). Next, we travel from the LOCR along the paraclinoid internal carotid artery (ICA) to converge on the MOCR/lateral margin of the tubercular strut ( arrow 5 ). WebDec 26, 2012 · Background: The medial opticocarotid recess (MOCR) has become an important landmark for endoscopic approaches to the cranial base. Objective: To examine … dg sensing cable

OCR - Opticocarotid Recess - All Acronyms

WebConclusions: The lateral opticocarotid recess is a reliable and persistent indicator for extended transsphenoidal surgery. To approach the opticocarotid region near the internal … WebThe opticocarotid recess was located in the Onodi cell. Posterior ethmoid sinus (PE), optic nerve protuberance (ONP), tuberculum sellae recess (TSR), sphenoid sinus (SS), clivus recess (CR),... WebOct 18, 2024 · It is also essential to identify the anatomical relationship between the ISS and the sellar floor during EETSA-based surgery to expose the field of vision such that it … dg serna inc

Transsphenoidal optic nerve decompression: an endoscopic

Endoscopic Optic Nerve Decompression: Indications, Technique, …

WebThe medial opticocarotid recess (MOCR) has become an important landmark for endoscopic approaches to the cranial base . To examine the anatomy of the MOCR and outline its role as a “key landmark” for approaches to the sellar and suprasellar region s. Ten silicone-injected cadaveric specimens and 96 dry crania were examined. WebDec 18, 2015 · The medial opticocarotid recess was identified and the bone removed using a high-speed drill to visualize the underlying structures. The present study was submitted … dgse psychologueWebThe sphenoid sinus may be variably pneumatized. In the lateral aspect of the sphenoid sinus, the optic nerve (superior) and carotid artery (inferior) impressions are usually visible, as is the opticocarotid recess (Fig. 19.5). . An Onodi cell is a posterior ethmoid cell that pneumatizes superolaterally into the sphenoid. cic forges

"WebBased on anatomic correlations, the ICA may be described as 6 distinct segments: (1) parapharyngeal (common carotid bifurcation to ICA foramen); (2) petrous (carotid canal to posterolateral aspect of foramen lacerum); (3) paraclival (posterolateral foramen lacerum to the superomedial aspect of the petrous apex); (4) parasellar (superomedial … " - Opticocarotid recess

Opticocarotid recess

Endonasal and Transcranial Surgical Approaches to the Orbit

WebApr 17, 2024 · The most important anatomical landmarks and topography have been described based on either cadaveric or CT scan studies, and include the opticocarotid recess, the distance between the optic nerve canal and the internal carotid artery, the ophthalmic artery, and the length of the optic nerve canal. WebJun 27, 2024 · The lateral opticocarotid recess (OCR) is a triangular bony depression that represents the ventral surface of the optic strut. Medial OCR is a teardrop-shaped depression at the medial junction of the paraclinoid carotid and optic canal. The lateral end (tail) of medial OCR meets the medial aspect of lateral OCR, where the paraclinoid carotid ...

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WebMorphometric analysis of the medial opticocarotid recess and its anatomical relations relevant to the transsphenoidal endoscopic endonasal approaches Morphometric analysis of the medial opticocarotid recess and its anatomical relations relevant to the transsphenoidal endoscopic endonasal approaches WebThe medial opticocarotid recess (MOCR) has become an important landmark for endoscopic approaches to the cranial base . To examine the anatomy of the MOCR and …

WebThe narrowest part of the optic canal is closer to the orbital than the intracranial end. The optic canals average 5 mm in length, and are of a conical configuration tapering to a narrow waist near the orbit end. The sphenoid ostia open from the nasal cavity into the sinus. WebSep 1, 2016 · The medial opticocarotid recess (MOCR), which contains the lateral tubercular recess (LTR), is an important landmark for the cavernous internal carotid artery (ICA) and …

WebThe bony depression between the carotid prominence and the optic canal, the opticocarotid recess, extends into the medial end of the optic strut. The broad round prominence below the opticocarotid recess is produced by the structures passing through the superior orbital fissure. F, Oblique view. The pituitary gland, intracavernous carotid ... WebSep 19, 2024 · a, b, and c For the extradural approach, after completion of bilateral anterior and posterior ethmoidectomies and wide bilateral sphenoidotomies, the sphenoid sinus septae are trimmed exposing the cardinal intrasphenoid sinus landmarks for this EEA: the OC and ICA protuberances (CP), lateral and medial opticocarotid recess (LOCR/MOCR), …

WebStenosis may occur in the central spinal canal (central stenosis) where the spinal cord or cauda equina are located, in the tract where the nerve root exits the central canal (lateral … dgserh directorioWebObjective: To evaluate the results of bilateral endoscopic optic nerve decompression (EOND) with the opening nerve sheath (ONS) technique in patients with idiopathic intracranial hypertension (IIH). Methods: Between the years of 2024 and 2024, we retrospectively evaluated nine IIH patients with progressive visual impairment despite medical treatment … dgs enterprise technology solutionsWebAuthor(s): Taylor, Christopher I Sanders; Kurbanov, Almaz; Zimmer, Lee A; Keller, Jeffrey T; Theodosopoulos, Philip V Abstract: Objectives We compare surgical exposures to the clivus by Le Fort I osteotomy (LFO) and the expanded endoscopic endonasal approach (EEEA). Methods Ten cadaveric specimens were imaged with 1.25-mm computed tomography. … cic for catheterizationWebThe medial opticocarotid recess is the most lateral extent of the tuberculum sellae, and removal of bone over this landmark widens intradural exposure and allows the surgeon to work from normal anatomy toward pathologic anatomy by early identification of the optic nerves and the paraclinoid internal carotid artery (ICA), followed by visualization … cic for insuranceWebMar 28, 2024 · Key points. •. The sphenoid bone is at the center of the skull base and understanding its anatomy from multiple perspectives is important to understanding endonasal approaches. •. Within the sphenoid sinus, the lateral opticocarotid recess is a key landmark for identifying the locations of the parasellar carotid artery and optic nerve. cic form checklistWebShort-Term Quality-of-Life Changes after Endoscopic Pituitary Surgery Rated with SNOT-22 Lee A. Zimmer1,2 Ojas Shah1,2 Phillip V. Theodosopoulos2,3,4 1Departments of Otolaryngology, Head and Neck Surgery, University dgservice exe是什么进程WebThe opticocarotid recess is always present; the imaging characteristics of endoscopy allow this recess to be more reliably identified than the optic nerve protuberance. It can be used as the anatomic landmark of choice in endoscopic optic nerve decompression. dg services honolulu