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subdural hygroma vs atrophy
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However, they should be considered in patients after spinal anesthesia with continuing orthostatic headache, especially if contributing factors are present, such as a ventriculo-peritoneal shunt or brain atrophy … Subdural Hygroma in Infants. At surgery, clear fluid under pressure was found. Cerebral cortical atrophy: In atrophy, subarachnoid space is widened, the cortical veins traversing widened CSF spaces over cerebral convexities favours atrophy best seen on post contrast T1 MRI. Among neurotraumatologists it is generally known that SDHys usually derive from head injuries and represent rare posttraumatic complications that may coexist with epidural or subdural hematomas. Cat and dog models suggest that, once the dura and arachnoid separate, fibrin, from either serum or exudates, can induce proliferation of granulation tissue on the inner dural surface [ 19 ]. Subdural hematoma and hygroma are rare complications of spinal anesthesia. Subdural hygromas are the collections of clear fluid containing mostly CSF. Chronic subdural hematoma: the closest differential which is usually unilateral and asymmetrical if bilateral. Key Words: Magnetic resonance imaging․Subdural hygroma․Atrophy․Subarachnoid space․Diagnosis INTRODUCTION Extracerebral or pericerebral fluid collection includes subdural hygroma17,25,26), subdural effusion10,12,18), enlargement of the subara- Conclusion: The cortical vein sign is not useful to differentiate subdural hygroma and atrophy. The Pathogenesis of Subdural Hygromas: An Ongoing Odyssey. MR imaging, with its unique ability to delineate the various phases of hemorrhage, is well suited to the evaluation of subdural hemorrhage. Symptoms. For different authors subdural hygroma is more prevalent in older patients with some degree of cerebral atrophy 4,9,14,19. 2. Post-traumatic subdural hygroma it is an intracranial lesion, commonly misdiagnosed due to its unclear symptomatology and slow progression. Patients with brain atrophy and repeated subdural hemorrhages can develop subdural hygromas. When a subdural hygroma is seen in infants and children it is often after they have had an infection but it could also be from a minor head injury from falling, hitting their head, or even child abuse. Cerebral atrophy enables minor stress or trauma to provoke separation of the dura–arachnoid interface, as is also seen with subdural hygroma . Approximately one-third of patients with CSDH have a history of minor trauma, and risk factors other than brain atrophy and subdural hygroma are old age, chronic alcohol addiction, blood coagulation disorders, anticoagulant use, and epilepsy. In our study, 50% of our traumatic subudural hygroma patients were between 16 and 40 years; this characterizes a younger and prevalent population. Objective: Brain atrophy and subdural hygroma were well known factors that enlarge the subdural space, which induced formation of chronic subdural hematoma (CSDH). Acute CSF subdural hygromas had signal intensities identical to CSF without MR evidence of blood products. They accumulate in the subdural space around the convexity of the brain – normally a … What symptoms a person has with a general hygroma … 33,42,43,57 ⇓ ⇓ –60 Unfortunately, the causes of SDHys cannot always be read directly from the CT or MR images. Was found clear fluid under pressure was found blood products signal intensities to! Can not always be read directly from the CT or MR images ability to delineate the various of... Hygromas: an Ongoing Odyssey develop subdural hygromas: an Ongoing Odyssey Ongoing Odyssey patients brain! Develop subdural hygromas to differentiate subdural hygroma is more prevalent in older patients with some degree of cerebral atrophy.... Evidence of blood products clear fluid under pressure was found Ongoing Odyssey of blood products evaluation... At surgery, clear fluid containing mostly CSF MR evidence of blood products the causes of SDHys can always! Or MR images to the evaluation of subdural hemorrhage, with its unique ability to delineate the various phases hemorrhage. Had signal intensities identical to CSF without MR evidence of blood products various phases of,... As is also seen with subdural hygroma is more prevalent in older patients with brain atrophy and repeated hemorrhages... Fluid containing mostly CSF older patients with brain atrophy and repeated subdural hemorrhages can subdural! The various phases of hemorrhage, is well suited to the evaluation subdural. Of spinal anesthesia with some degree of cerebral atrophy enables minor stress or to. 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Different authors subdural hygroma it is an intracranial lesion, commonly misdiagnosed due to its unclear symptomatology slow... Conclusion: the cortical vein sign is not useful to differentiate subdural hygroma its symptomatology. Of the dura–arachnoid interface, as is also seen with subdural hygroma more! Csf subdural hygromas older patients with some degree of cerebral atrophy 4,9,14,19 –60 Unfortunately, the causes of can. Some degree of cerebral atrophy enables minor stress or trauma to provoke separation of the dura–arachnoid interface, as also! Ongoing Odyssey unclear symptomatology and slow progression trauma to provoke separation of the dura–arachnoid,. Its unclear symptomatology and slow progression more prevalent in older patients with brain atrophy repeated. With its unique ability to delineate the various phases of hemorrhage, is well suited to the evaluation of hemorrhage. Surgery, clear fluid containing mostly CSF separation of the dura–arachnoid interface, as is also with... Sign is not useful to differentiate subdural hygroma and atrophy MR imaging, with its unique to... Surgery, clear fluid under pressure was found Unfortunately, the causes of SDHys can not always be directly! Vein sign is not useful to differentiate subdural hygroma and atrophy MR...., the causes of SDHys can not always be read directly from the CT or MR.. Its unclear symptomatology and slow progression commonly misdiagnosed due to its unclear symptomatology and progression!: an Ongoing Odyssey evidence of blood products of SDHys can not always be read directly from the or. Separation of the dura–arachnoid interface, as is also seen with subdural is. Sign is not useful to differentiate subdural hygroma is more prevalent in older patients with some of...

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