What is it? Glioblastoma is a very aggressive type of brain cancer. The symptoms often get worse quickly, and they can include things like headache, personality changes, and nausea. About 15% of brain tumors are glioblastomas. Unfortunately it is very hard to treat, and the average length of survival after diagnosis is only 12-15 months with 3%-5%… Continue reading What happens in glioblastoma, exactly?
What is it? Bipolar disorder is a mental disorder characterized by periods of depression and periods of mania. During the depressive periods the affected are very sad, angry, and uninterested in things they used to enjoy, and they often experience excessive guilt and hopelessness. During the manic periods the affected have an elevated or irritable mood, and… Continue reading What happens in bipolar disorder, exactly?
What is it? Mathematics disorder, or dyscalculia, is an innate difficulty in learning or comprehending mathematics. This can be presented as having difficulties in understanding numbers, learning how to do things with them, and learning mathematical facts. Mathematics disorder occurs in the whole IQ range, i.e. it is possible to have severe difficulties with mathematics… Continue reading What happens in mathematics disorder, exactly?
What is it? Batten disease is a very rare, fatal, hereditary neurodegenerative disorder. The symptoms begin in childhood, and they include vision problems, seizures, changes in personality and behavior, and problems with learning. Over time the symptoms worsen, and eventually the patient becomes blind, bedridden, demented, and dies. While there is a less severe form of… Continue reading What happens in Batten disease, exactly?
What is it? Aphasia is an inability to understand or formulate language because of a dysfunction of certain brain areas. Expressive aphasia, or Broca’s aphasia, is characterized by the loss of the ability to produce spoken or written language. People with expressive aphasia have to exert a lot of effort in order to speak. They often… Continue reading What happens in expressive aphasia, exactly?
What is it? Locked-in syndrome (LIS) is a condition in which the patient is in a normal state of awareness but isn’t able to move or speak. This is because they suffer from a paralysis of nearly all voluntary muscles – often they can move their eyes, though. Coded messages through blinking or moving their eyes… Continue reading What happens in locked-in syndrome, exactly?
What is it? Conduct disorder (CD) is a mental disorder, in which the person repeatedly violates the rights of others or violates very fundamental social norms. These behaviors can be referred to as antisocial behaviors. CD is often thought to be the “precursor” of antisocial personality disorder, as CD is diagnosed during childhood or adolescence, while antisocial… Continue reading What happens in conduct disorder, exactly?