Skull base defect
Hydroxyapatite cement to repair skull base defects: radiologic appearance
... PURPOSE: To describe the radiologic appearance of hydroxyapatite cement (HAC), which, when mixed with liquid, forms a paste that can be contoured to osseous defects and, over time, becomes “osseointegrated” (native bone ...
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The inferior turbinate flap in skull base reconstruction
... Vascularized flaps provide the most reliable and repro- ducible reconstruction of large skull base defects [6]. These flaps are also associated with lower postoperative CSF leak rates compared to free ...
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IFFERENT SURGICAL TECHNIQUES OF SKULL BASE RECONSTRUCTION: EVALUATION AND OUTCOME
... different surgical modalities in our study: Open "trans-cranial" (50%), pure endoscopic endonasal (40%) and combined cranio- ndoscopic approaches (10%). In our study, both natural and synthetic materials were ...
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Incidence, Clinico-Radiological Features and Outcome of Skull Base versus Non-Skull Base Meningiomas Treated in Kuala Lumpur General Hospital: A Five-Year Experience
... GTR is difficult to be done at the skull base due to the presence of important surrounding anatomical structures; aggressive resection can lead to severe morbidity (24, 25). Subtotal resection (STR), or ...
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Closed Meningo(encephalo)cele: A New Feature in Hunter Syndrome
... a skull defect that may be the result of various acquired processes including trauma, surgery, infection, and neoplasm, or of a primitive defect of neural tube ...
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Repair of critical size rat calvarial defects using endometrial derived stem cells embedded within gelatin/apatite nanocomposite scaffold
... 8 weeks after surgery, all rats were euthanized by IV injection (40 mg/kg) of pentobarbital (Nembutal, Abbott Laboratories, North Chicago, IL) and the calvaria were harvested for radiographic and histologically. Radio- ...
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Virtual reality technology for teaching neurosurgery of skull base tumor
... Background: Neurosurgery represents one of the most challenging and delicate of any surgical procedure. Skull base tumors in particular oftentimes present as a very technically difficult procedures in the ...
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Treatment of malignant tumors of the skull base with multi-session radiosurgery
... malignant skull base tumors were deemed inoperable and the overall prognosis was poor, especially for those presenting with cranial nerve deficits ...of skull base malignancies, both as ...
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Th17 cytokine deficiency in patients with Aspergillus skull base osteomyelitis
... infections of the frontal, ethmoid, sphenoid and maxil- lary sinus can spread to the orbital and frontal bone, cli- vus and petrous apices. A distinct form of sinusitis is fungal rhinosinusitis. This has a broad clinical ...
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Diffusion MR Imaging Features of Skull Base Osteomyelitis Compared with Skull Base Malignancy
... The 9 patients with SBO had several comorbidities, including diabetes mellitus in all patients, ischemic heart disease in 3, hypertension in 5, chronic renal failure in 1, and acute renal failure in 1. All patients had ...
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A Preliminary Research on Skull Healing Utilizing Short Pulsed Radar Technique on Layered Cranial Surgery Phantom Models
... The tissue mimicking phantoms were developed for simulating the interaction between physiological changes in defect area and reflection from defect area. We have considered agar based phantoms because agar ...
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Unusual skull base metastasis from neuroendocrine tumor: a case report
... Intriguingly, skull base metastases can manifest as five different syndromes: the orbital, parasellar, middle- fossa, jugular foramen, and occipital condyle syndromes ...
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Original Article Primary extradural meningiomas in head: a report of 19 cases and review of literature
... The skull convexities, paranasal sinuse and nasal cavity, and middle ear rank in the top three of all sites of tumors (Table ...local skull changes is one of the common radiographic features in PEMs in ...
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Ledderose, Georg (2017): Erweiterte endoskopisch kontrollierte Nasennebenhöhlenchirurgie: Therapieerfolg, Indikationsspektrum bei Tumor- und Schädelbasischirurgie und Einsatz der Navigation. Habilitationsschrift, LMU München: Medizinische Fakultät
... lateral skull base, rigid fixed marker registration with bone screws is still con- sidered the gold-standard registration method ...in skull base ...lateral skull base area ...
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Temporomandibular joint disorder from skull-base osteomyelitis: a case report
... dysfunction, skull-base osteomyelitis manifests similarly to the initial symptoms of temporomandibular joint ...by skull-base osteomyelitis and improved by ...
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Skull base and calvarial deformities: association with intracranial changes in craniofacial syndromes
... the skull and brain malformations in patients with craniofacial ...the skull base and intracranial structures was per- ...RESULTS: Skull base abnormalities were present in all ...the ...
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Wegener granulomatosis of the eustachian tube and skull base mimicking a malignant tumor
... In summary, Wegener granulomatosis may present as an isolated inflammatory mass that mimics a malignant tumor of the nasopharynx or skull base. If biopsy results fail to identify a malignant tumor, a ...
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Diffusion Weighted MRI: Distinction of Skull Base Chordoma from Chondrosarcoma
... the skull base, such as rhabdomyosarcoma and primitive neuroectodermal tumor, and requires a pathologic as- sessment with special stains such as those for brachyury and ...
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A study of skull fractures in cases of fall from height
... its base are thus not preformed in ...the skull will, for convenience, be considered in sequence, they develop together and complement each other in forming the complete cranium, some of whose bones are ...
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Endoscopic Assisted Microscopic Skull Base Surgery
... Endoscopic-assisted microsurgical approach is a reliable, safe and effective op- tion for adequate surgical resection of skull base tumors. The technique allowed proper inspection of the tumor relations and ...
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