Objective To discuss rationality of stereotaxic radiosurgery as the first therapy strategy on pineal region germ cell tumors. Methods To retrospectively analyze the clinical materials of 14cases which received the tre...Objective To discuss rationality of stereotaxic radiosurgery as the first therapy strategy on pineal region germ cell tumors. Methods To retrospectively analyze the clinical materials of 14cases which received the treatment of gamma knife or X-knife. The condition of tumor changing ,recurrence展开更多
Objective To define optimal diagnosis and theraputic strategy of pineal region tumors. Methods Clinicalmaterials of 154 cases with pineal region tumors were analyzed retrospectively. Results The patients with pineal r...Objective To define optimal diagnosis and theraputic strategy of pineal region tumors. Methods Clinicalmaterials of 154 cases with pineal region tumors were analyzed retrospectively. Results The patients with pineal region tumors often complained of increased intracranial pressure and ocular movement deficiency.展开更多
AIM To evaluate radiological imaging findings of patients who had been found to have pineal cyst(PC) in brain magnetic resonance imaging(MRI).METHODS A total of 9546 patients who had brain MRI examination in March 201...AIM To evaluate radiological imaging findings of patients who had been found to have pineal cyst(PC) in brain magnetic resonance imaging(MRI).METHODS A total of 9546 patients who had brain MRI examination in March 2010-January 2018 period were studied.Fiftysix patients(44 female and 12 male) found to have PC were evaluated.Eighteen of the patients had had follow-up examinations of 2-94 mo(mean 30.50 ± 28.83).PC dimensions and volume,radiological imaging features(signal intensities,contours,internal septationloculation and contrast-enhancement features) and natural history in cases who had been followed-up were evaluated by two radiologists.RESULTS Of 9546 patients,5555 were female(58.2%) and 3991 male(41.8%).Age range was 1-99(mean 43.18 ± 20.94).PC frequency was calculated to be 0.58%.Forty-four of the 56 patients(78.57%) with PC were female and 12 male(21.43%),and their age range was 5-61(mean 31.26 ± 12.73).Thirty-five of the PCs were typical(62.50%) and 21(37.50%) were atypical.No significant difference was found between initial and final imaging sizes of PCs which were monitored by follow-up examinations(P > 0.05).CONCLUSION PCs are cysts which do not show clear size and natural changes and are more frequently observed in females and in adult ages.Most of them are isointense with cerebrospinal fluid on T1 and T2 A weighted images,hyperintense compared to cerebrospinal fluid on fluidattenuated inversion recovery; sequence and smoothly contoured.Their typical forms have peripheral rim and multilocular ones may have septal contrast-enhancement.展开更多
文摘Objective To discuss rationality of stereotaxic radiosurgery as the first therapy strategy on pineal region germ cell tumors. Methods To retrospectively analyze the clinical materials of 14cases which received the treatment of gamma knife or X-knife. The condition of tumor changing ,recurrence
文摘Objective To define optimal diagnosis and theraputic strategy of pineal region tumors. Methods Clinicalmaterials of 154 cases with pineal region tumors were analyzed retrospectively. Results The patients with pineal region tumors often complained of increased intracranial pressure and ocular movement deficiency.
文摘AIM To evaluate radiological imaging findings of patients who had been found to have pineal cyst(PC) in brain magnetic resonance imaging(MRI).METHODS A total of 9546 patients who had brain MRI examination in March 2010-January 2018 period were studied.Fiftysix patients(44 female and 12 male) found to have PC were evaluated.Eighteen of the patients had had follow-up examinations of 2-94 mo(mean 30.50 ± 28.83).PC dimensions and volume,radiological imaging features(signal intensities,contours,internal septationloculation and contrast-enhancement features) and natural history in cases who had been followed-up were evaluated by two radiologists.RESULTS Of 9546 patients,5555 were female(58.2%) and 3991 male(41.8%).Age range was 1-99(mean 43.18 ± 20.94).PC frequency was calculated to be 0.58%.Forty-four of the 56 patients(78.57%) with PC were female and 12 male(21.43%),and their age range was 5-61(mean 31.26 ± 12.73).Thirty-five of the PCs were typical(62.50%) and 21(37.50%) were atypical.No significant difference was found between initial and final imaging sizes of PCs which were monitored by follow-up examinations(P > 0.05).CONCLUSION PCs are cysts which do not show clear size and natural changes and are more frequently observed in females and in adult ages.Most of them are isointense with cerebrospinal fluid on T1 and T2 A weighted images,hyperintense compared to cerebrospinal fluid on fluidattenuated inversion recovery; sequence and smoothly contoured.Their typical forms have peripheral rim and multilocular ones may have septal contrast-enhancement.
