2024 Dysgerminoma of pineal gland

Dysgerminoma of pineal gland

Author: vwzm

August undefined, 2024

WebA dysgerminoma is a type of germ cell tumor; [1] it usually is malignant and usually occurs in the ovary . A tumor of the identical histology but not occurring in the ovary may be … WebYour pineal gland, also called the pineal body or epiphysis cerebri, is a tiny gland in your brain that’s located beneath the back part of the corpus callosum. It’s a part of your endocrine system and secretes the hormone melatonin. Your pineal gland’s main job is to help control the circadian cycle of sleep and wakefulness by secreting ...

Distinguishing between Germinomas and Pineal Cell Tumors on …

WebMagnetic resonance (MR) imaging characteristics of pineal germinomas are described in seven patients imaged with MR and computed tomography (CT). In patients with symptoms of an enlarging process in the quadrigeminal plate cistern, MR imaging was as sensitive as CT scanning in detecting the mass. MR … WebDysgerminoma is a rare ovarian tumor that originates from primordial germ cells of the ovary, i.e. embryonic precursors of the egg. Germ cells are the sexual reproductive cells … black panther wakanda forever 2022 เต็มเรื่อง

Pineal germinoma: MR imaging - PubMed

Webpineal gland are mainly classified into germ cells and pineal parenchymal tumors. Germ cell tumors are the most common, representing more than 50% of pineal ... cally similar to dysgerminoma of the ovary and seminoma of the testis.10 It is identified in the pineal region (50-65%), the suprasel- WebAbstract. The computed tomographic (CT) features of pineal region tumors were analyzed in 60 histologically proven tumors. This is the largest reported series of histologically verified pineal region tumors studied with CT. The tumors were classified as germ-cell tumors, glial tumors, pineal parenchymal tumors, and meningiomas. WebAbstract. Our current pineal region tumor series (n = 34) now spans 11 years and currently includes 15 patients with malignant pineal region tumors, only 3 of whom had pure germinomas. Complete gross microsurgical excision of well-encapsulated tumors was possible in 9 of 13 patients (69%) who underwent definitive surgical exploration. garff honda service

Management of pineal and colloid cysts Practical Neurology

An update on the surgical treatment of malignant pineal region …

Germinomas derive from germ-cells and typically arises in the midline, relating to the third ventricle 11: 1. pineal gland: 80-90%, known as a pineal germinoma in this location 2. suprasellar mass: 15-40%, termed a suprasellar germinoma in this location 3. paraventricular parts of the basal ganglia and thalamus: … See more Germinomas are tumors of young patients with a peak incidence of 10-12 years of age (90% of patients being younger than 20 at the time of diagnosis). They account for 3-5% of pediatric intracranial tumors but only 0.4-1% of … See more Presentation depends on location, with compression of the tectal plate leading to obstructive hydrocephalus and Parinaud syndrome, whereas involvement of the pituitary infundibulum leads to diabetes insipidus (most … See more The mainstay of treatment is with radiotherapy which offers ~85% (range 79-90%) long-term cure rate 10. Leptomeningeal seeding or spillage during surgery are thought … See more Germinomas are soft tissue density, enhancing masses. When present in the pineal region they appear to "engulf" the normal pineal tissue and can have associated central calcification, in contrast to pineocytomas, … See more WebClinical presection. The classical textbook description of a symptomatic pineal lesion is obstructive hydrocephalus and Parinaud’s syndrome. While this is the more typical presentation for primary pineal tumours, germ cell tumours and meningiomas, it is unusual for pineal cysts and accounts for <4% of cases in highly selected case series.10 Indeed, … black panther: wakanda forever 2022 posterWebExtraneural metastases from primary pineal tumors are extremely rare: only 15 such cases could be found in th literature. Another case is presented of a 10-year-old boy who developed multiple pulmonary and skeletal metastases from a presumed primary pineal germinoma. The incidence and pathogenesis o … black panther wakanda forever 4k wallpaper

"WebThe pineal gland is important in structure, function and in the pathology that can affect it. The significance of the pathology of the gland and its adjacent structures is twofold: anatomical location, and biological behaviour of many of the lesions. ... Germinomas are also known as dysgerminoma, or extra-gonadal seminoma. They account for 3 ... " - Dysgerminoma of pineal gland

Distinguishing between Germinomas and Pineal Cell Tumors on …

Pineal germinoma: MR imaging - PubMed

Dysgerminoma of pineal gland

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