Gene/Protein Disease Symptom Drug Enzyme Compound
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Query: UMLS:C0018681 (headache)
 56,091 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

A 59 yr old man presented with headaches and was shown to have a posterior fossa tumor arising from the inferior surface of the tentorium cerebelli. At operation the tumor was discrete from the cerebellum and was thought to be a meningioma. Pathological examination showed the tumor had features similar to those of a meningioma. It consisted of interlacing bundles of spindle cells with a considerable amount of connective tissue. Some mitoses were present. The tumor cells, however, showed abundant staining for glial fibrillary acidic protein indicating their astrocytic nature. The tumor was diagnosed as astrocytoma Grade 2. The tumor 'recurred' 4 mths later and a second surgical removal was attempted. Pathological examination showed features similar to those in the first operative specimen but this time invasion of the cerebellum was present. Deep x-ray treatment (D.X.R.T.) did not alter the tumor growth which proved fatal 7 mths after presentation. The differential diagnosis of an apparently meningeal-based tumor includes the rare entity of primary meningeal glioma. The case is presented as an example of this rare entity which both clinically and pathologically may be mistaken for a meningioma. The prognosis of intracranial solitary primary leptomeningeal gliomas is variable with recurrence and survival being months to years.
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PMID:Primary meningeal glioma. 816 33

The authors report on the case of a 32 year old woman treated with prednisone and diphenylsulfon for a multi-visceral sarcoidosis; headache and progressive oculomotor paralysis revealed an expansive lesion of the left cavernous sinus extending to the temporal fossa. C.T. scan, M.R.I., and angiographic data as well as the intra-operative findings evoked the diagnosis of meningioma. Pathological findings showed an epithelioid and gigantocellular granuloma without caseous necrosis, corresponding to a sarcoidosic lesion. After the operation, the increase of steroid doses was followed by a complete regression of the tumoral remnants, and total clinical recovery. In a patient having a previously diagnosed sarcoidosis with evidence of an intracranial tumor mimicking a meningioma, steroids should be first prescribed. Efficacy of steroids on sarcoid granulomas is often dramatic; surgical approach would be discussed in case of ineffective steroid therapy, of persisting questionnable diagnosis, and of tumoral threatening compression.
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PMID:[Sphenocavernous localization of meningeal neurosarcoidosis. Apropos of a case and review of the literature]. 824 16

Primary epidermoid tumors comprise about 1% of all central nervous system neoplasms, although the diploic epidermoid tumor is comparatively rare. Two cases of diploic epidermoid tumor are reported in this paper. Case 1: A 70-year-old man presented with a headache. A plain craniogram showed an osteolytic lesion of the occipital bone with a well defined sclerotic margin. A contrast enhanced CT confirmed a cystic lesion with rim enhancement. On MRI, the tumor appeared hypointense surrounded with irregular hyperintensity on the T1WI and hyperintensity on the T2WI. Gd enhancement on the MRI showed no enhancement effect. The tumor was totally removed and cranioplasty was performed. No tumor invasion of the dura mater was noticed. Case 2: A 90-year-old woman presented with a giant tumor of the left parietal region. She noticed a painless swelling at the age of 20, and the tumor slowly grew over a period of 70 years. Plain craniogram showed a bony defect with a sclerotic margin. CT scan confirmed an extracranial giant tumor with destruction of the outer table under the tumor, and also falx meningioma. Aspiration and irrigation inside the cystic tumor were performed under local anesthesia. Previous authors have also said that the plain craniogram is characteristic and diagnostic in the case of diploic epidermoid. Typical round or polylobular bony defect with well defined sclerotic margins was visualized.
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PMID:[On the diploic epidermoid: report of two cases]. 825 22

We report a case of intraventricular cystic meningioma in the left lateral ventricle. A-44-year-old male patient was admitted with headache on November 25, 1991. Neurological examination revealed acalculia and left homonymous hemianopsia. CT and MRI showed a solid tumor which originated in the body of the left lateral ventricle, and which was associated with a cystic component postero-laterally. Tumor strains fed by the left anterior choroidal artery and the medial and lateral posterior choroidal artery by angiography. The tumor was totally removed via the lateral temporal parietal approach. Histological examination revealed meningotheliomatous meningioma in the solid tumor and only gliosis in the wall of the cyst.
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PMID:[A case of intraventricular cystic meningioma]. 825 25

Intraventricular tumors present a major challenge for neurosurgeons because of their depth and the important structures around them. Between 1984 and 1991, we performed 60 computer-assisted volumetric stereotactic resection procedures in 58 patients with intraventricular tumors (30 patients with third ventricular tumors and 28 patients with lateral ventricular tumors). The pathological findings of the tumors were as follows: colloid cyst in 27, giant cell astrocytoma in 5, central neurocytoma in 4, pilocytic astrocytoma in 4, meningioma in 3, subependymoma in 3, metastatic tumor in 3, oligodendroglioma in 2, ependymoma in 2, and miscellaneous tumors in 5 patients. Most presenting symptoms were nonlocalized--headache or cognitive dysfunction. All third ventricular tumors were approached via a frontal trajectory, and lateral ventricular tumors were approached according to the site and shape of the lesion. Total resection was achieved in 55 procedures. Overall outcome was excellent in 45 cases, good (some deficit but independent) in 5, and poor (dependent) in 3 (memory impairment, 2 patients; visual field cut, 1 patient). Two patients (3.4%) died postoperatively (one had a postoperative thalamic hemorrhage and pulmonary embolus; one had a subdural hygroma). In follow-up, three patients died from the extension of a malignant tumor or from primary cancer. Permanent morbidity was seen in three cases (5%). The authors believe computer-assisted volumetric stereotaxis is useful in removing intraventricular tumors. This technique allows us to find a safe trajectory and to locate and separate the tumor margin from the surrounding vital structures.
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PMID:Resection of intraventricular tumors via a computer-assisted volumetric stereotactic approach. 832 92

We investigated 5 patients with intracranial lesions. The initial complaint was tinnitus with normal hearing or sight sensorineural hearing loss. The lesions were 2 cerebello-pontine angle meningiomas, 1 cerebello-pontine angle epidermoid cyst, 1 supratentorial falx meningioma and 1 dural arteriovenous malformation at the temporal bone. Because of pulsatile or severe persistent tinnitus, we performed CT and MRI to determine the presence of intracranial lesions. Some patients had an episode of cerebral infarction and the complaint of headache or head heaviness. Quantitative measurement of tinnitus showed a low-frequency character in a pitch-match examination and moderate loudness in loudness balance. In the patients with falx meningioma and dural arteriovenous malformation, the tinnitus character was pulsatile and abnormal blood flow might have affected the peripheral auditory system. On the other hand, in the patients with a cerebello-pontine angle tumor, the tinnitus character was non-pulsatile and compression on the central auditory system by the tumor might have caused the tinnitus.
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PMID:[Clinical investigations of five patients with intracranial lesions presenting tinnitus]. 869 6

A 39-year-old female presented with acute intraventricular hemorrhage manifesting as sudden onset of headache associated with gradually progressing somnolence and left oculomotor nerve paresis. Intraventricular hemorrhage occurred from a meningioma of the lateral ventricle. Computed tomography and magnetic resonance (MR) imaging revealed intraventricular hemorrhage and a mass in the right trigone. The tumor was totally removed. Her postoperative course was uneventful except for left homonymous hemianopia. The histological diagnosis was fibroblastic meningioma. The MR imaging was highly suggestive of hemorrhage from the tumor periphery.
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PMID:Spontaneous intraventricular hemorrhage caused by lateral ventricular meningioma--case report. 883 Dec 3

The clinical records of 1,155 patients with 1,159 brain tumors who drained on Keio University Hospital between 1983 and 1994 were reviewed. Apparently asymptomatic patients and those whose complaints or neurological deficits were not caused by the brain tumors were defined as accidental cases. For example, patients with a headache which was considered to be unrelated to the presence of a tumor were included in this series. One hundred and ten (9.5%) of the 1,155 cases were found to be accidental. Since three accidental cases had multiple meningiomas, there were 113 accidental brain tumors which involved 63 meningiomas, 22 pituitary adenomas, 9 gliomas, 7 metastatic carcinomas. 5 acoustic neurinomas and 7 miscellaneous. Meningiomas occurred significantly more frequent than other types of accidentally identified tumors. Convexity meningiomas and falx meningiomas accounted for 53.9% of the accidental meningiomas, whereas parasagittal meningiomas were less frequent. It is of note that three out of four cases with multiple meningiomas were accidental. Comparison between the present results and the previously reported incidence of asymptomatic brain tumors in postmortem studies suggest that a substantial number of pituitary adenomas, acoustic neurinomas and small parasagittal meningiomas without suggestive symptoms are likely to be missed by routine neuroradiological examinations.
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PMID:Accidentally detected brain tumors: clinical analysis of a series of 110 patients. 883 93

A rare case of concurrent plasma cell granulomas (PCG) of the lung and the central nervous system (CNS) is reported. A 30-year-old man was presented with recurrent left headaches lasting for two years. Computerized tomographic (CT) scan and magnetic resonance imaging (MRI) of the head disclosed a process extending from the lateral aspect of the left cavernous sinus to the tentorium cerebelli and the infratemporal fossa through the foramen ovale. At the same time, chest-X ray and CT scan showed three symptomless masses of the pulmonary right lower lobe. Histological examination of cerebral samples and of one of the pulmonary nodules revealed the presence of a fibrous tissue containing numerous lymphocytes and plasma cells as well as remnants of vascular and respiratory structures. Immunohistochemical study proved these cells to be polyclonal. Ultrastructural analysis confirmed the presence of lymphoid cells and failed to disclose any argument for meningioma or histiocytosis X. The differential diagnostic problems of PCG are discussed as well as considerations about clinicopathological features, histogenesis and pathogenesis of inflammatory pseudotumours (IPT).
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PMID:Coexistence of plasma cell granulomas of lung and central nervous system. 883 77

Parasagittal meningiomas often invade the superior sagittal sinus (SSS), but rarely grow inside the SSS as a primary tumor. The authors report a case of parasagittal meningioma growing mainly inside the SSS and presenting papilledema. The SSS is invisible behind the tumor end on the right carotid angiogram but still patent on the left carotid angiogram. The superficial cortical vein on the opposite side works as a collateral pathway. The tumor may have originated from the right wall of the SSS, grew inside the sinus and covered the entrances of the right ascending cerebral veins. V-P shunt was performed after removal of the mass outside the sinus for resolving headache and visual symptoms.
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PMID:[Parasagittal meningioma growing in the superior sagittal sinus presenting intracranial hypertension: a case report]. 884 77


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