MHT Lateral Tentorial = red; Occipital=yellow; ascending pharyngeal (jugular division of the... MHT Lateral Tentorial = red; Occipital=yellow; ascending pharyngeal (jugular division of the... Variations in Lateral and Sigmoid sinuses. Variations in Lateral and Sigmoid sinuses. Figure 2. Preoperative arteriography demonstrating the diverticular image projected from the left... Figure 2. Preoperative arteriography demonstrating the diverticular image projected from the left... Figure 2 The area to be drilled partially overlies the temporo-occipital suture. Part 4: Obstruction... Figure 2 The area to be drilled partially overlies the temporo-occipital suture. Part 4: Obstruction... Figure 1. Preoperative computed tomography scan showing enlargement of the left transverse-sigmoid... Figure 1. Preoperative computed tomography scan showing enlargement of the left transverse-sigmoid... Below are catheter angiogram images of a patient with Sigmoid sinus dural fistula before and after... Below are catheter angiogram images of a patient with Sigmoid sinus dural fistula before and after... What's particularly fascinating about this MR venogram image is that is was done with the patient... What's particularly fascinating about this MR venogram image is that is was done with the patient... Figure 3. Doppler ultrasound of the neck. Note the hypoechoic region superficial to the carotid... Figure 3. Doppler ultrasound of the neck. Note the hypoechoic region superficial to the carotid... FIG. 1A. T1-weighted MRI after i.v. contrast shows left-sided mastoiditis and subtotal thrombotic... FIG. 1A. T1-weighted MRI after i.v. contrast shows left-sided mastoiditis and subtotal, thrombotic... v   •   d   •   e Diseases of the ear and mastoid process ( H60-H99 380-389 ) v   •   d   •   e Diseases of the ear and mastoid process ( H60-H99 , 380-389 ) Surgical exposure of the Sigmoid sinus facial nerve and the semi-circular canals. Copyright 2004... Surgical exposure of the Sigmoid sinus, facial nerve and the semi-circular canals. Copyright 2004... BEFORE TREATMENT:  Simiar to case 1 but somewhat bigger fistula. The top row of images is looking... BEFORE TREATMENT:  Simiar to case 1, but somewhat bigger fistula. The top row of images is looking... TITLE: Sigmoid sinus DESCRIPTION: Is this what you visualized? CREDITS: Dr. S. Chandra FILE:... TITLE: Sigmoid sinus DESCRIPTION: Is this what you visualized? CREDITS: Dr. S. Chandra FILE:... Figure 3. Once adequate tumor exposure is achieved the Sigmoid sinus is opened sharply and the... Figure 3. Once adequate tumor exposure is achieved, the Sigmoid sinus is opened sharply and the... FIG. 1B. T2-weighted MRI shows bilateral widening of the perioptic CSF-spaces (→) and an empty... FIG. 1B. T2-weighted MRI shows bilateral widening of the perioptic CSF-spaces (→) and an empty... Lateral mesencephalic/petrosal veins = deep blue.  Superior petrosal sinus = left light blue arrow. ... Lateral mesencephalic/petrosal veins = deep blue.  Superior petrosal sinus = left light blue arrow. ... 3.  The most common way to treat a fistula is to stuff the vein (or venous sinus in this case) with... 3.  The most common way to treat a fistula is to stuff the vein (or venous sinus, in this case) with... Lateral projection demonstrating the lateral tentorial arcade branch (red) extending towards a small... Lateral projection demonstrating the lateral tentorial arcade branch (red) extending towards a small... AFTER TREATMENT: In this case the Sigmoid sinus was not preserved (as is usually the case — saving... AFTER TREATMENT: In this case, the Sigmoid sinus was not preserved (as is usually the case — saving... Computer diagnostic procedure (CT angio) angiography of cerebral vessels in the lateral projection.... Computer diagnostic procedure (CT angio) angiography of cerebral vessels in the lateral projection.... Смотрите также: Смотрите также: Рис. 357. Оболочки головною мозга на поперечном (фронтальном) paipesc. Взаиморасположение оболочек и... Рис. 357. Оболочки головною мозга на поперечном (фронтальном) paipesc. Взаиморасположение оболочек и... Dural Venous Sinuses. A. Sphenoparietal B. Intercavernous C. Sigmoid D. Occipital E. Confluence F.... Dural Venous Sinuses. A. Sphenoparietal B. Intercavernous C. Sigmoid D. Occipital E. Confluence F.... Relations of the brain and middle meningeal artery to the surface of the skull. 1. Nasion. 2. Inion.... Relations of the brain and middle meningeal artery to the surface of the skull. 1. Nasion. 2. Inion.... Figure 3. Postoperative arteriography showing the venous diverticulum obliterated by the coils and... Figure 3. Postoperative arteriography showing the venous diverticulum obliterated by the coils and... Picture of a left mastoidectomy surgeon's view. Picture of a right mastoidectomy surgeon's view. ... Picture of a left mastoidectomy, surgeon's view. Picture of a right mastoidectomy, surgeon's view. ... Mastoidectomy is an operation that allows the exposure of the mastoid air cells middle ear space... Mastoidectomy is an operation that allows the exposure of the mastoid air cells, middle ear space... This cholesteatoma sac has eroded the lateral surface of the mastoid bone and was found immediately... This cholesteatoma sac has eroded the lateral surface of the mastoid bone and was found immediately... In this left canal wall up mastoidectomy the tympanic membrane has been elevated forward and a... In this left canal wall up mastoidectomy, the tympanic membrane has been elevated forward and a...
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