Doctor insights on:
By what age do retinal cells stop dividing?Is is likely for a 20 yo to get retinoblastoma? Can one get it in just 20 days?Can slit-lamp detect it?
Astrocytoma is a tumor that is arising from a specific cell type in the central nervous system (brain or spine) that is called astrocyte. These are the cells that support the actual nerve cells (neurons). It is a common type of nervous system tumor, which has different types, benign to malignant. Treatment is tailored according to this as well ...Read more
What are the risks of operating the retinal detachment on a 2y.O. Who had a prior retinoblastoma, which is considered now cured?
Risks vs. rewards: The risks of surgery need to be weighed against the benefit of restoring or maintaining sight. If the chances of visual improvement are low, surgery may not be appropriate. If there is a chance of improvement in the long term, however, surgery would be appropriate. Please speak with your retinal surgeon and pediatric ophthalmologist; they should guide you in the right direction. ...Read moreSee 1 more doctor answer
A tumor of the brain: This is a tumor of the brain tissue. There are several types based on how agressive the tissues appears to the pathologist. The treatment and prognosis depends upon the aggressive appearance known as grade. ...Read more
It's not: Brain tumors can present with many problems, seizures being one. We are often taught that if a seizure is the first symptom a patient has that leads to the diagnosis of a brain tumor, that they will likely have a more favorable outcome. There are a multitude of "gliomas" - some are relatively benign and slow growing, and those are the ones in which seizure can be the first sign. ...Read moreSee 1 more doctor answer
OPTIC GLIOMA: Treatment varies with the size of the tumor and the general health of the person. The goal may be to cure the disorder, relieve symptoms, or improve vision and comfort. Surgery to remove the tumor may cure some optic gliomas. Partial removal to reduce the size of the tumor can be done in many cases. This will keep the tumor from damaging normal brain tissue around it. Radiation therapy may be re. ...Read more
Tumor vs anomaly: Glioma is a brain tumor (neoplasm or new growth) of the supportive tissue (glia) cells while capillary angiectasia means dilated small blood vessels which can be harmful only if those vessels burst and bleed. Aggressive or high grade gliomas have many capillaries of their own and thus both lesions do have some something in common that shouldn't but may cause confusion ...Read more
What causes Glioblastoma in brainstem, & high grade glioma in brainstem in young adults?Thought brainstem had no glial cells to cause this in adults?
It's just bad luck: There are a few genetic syndromes that increase risk for glioblastoma / "high grade glioma", but beyond this it's simply a misfortune. All cancers arise from random mutations -- these are totally dumb luck. Anybody who told you that the brainstem has no glial cells is somebody you either misunderstood or simply shouldn't listen to. It's got a lot more glia than neurons like the rest of the brain. ...Read more