The hippocampus is a small region of the brain that forms part of the limbic system and is primarily associated with memory and spatial navigation. Anatomy and location The hippocampus is located in the medial temporal lobe of the brain, underneath the cortical surface. Its structure is divided into two halves which lie in the left and right sides […]
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Ear cancer is rare. Most often, it begins in the skin of the outer ear. Out of 100 skin cancers that develop, approximately 5 occur in or around the ear. In the United States, about 200 patients are diagnosed annually for cancer related to the ear and temporal bone. Anatomy of Outer Ear The ear comprises of the outer, middle […]
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A century ago the major cause of deaths was infectious diseases. With the advent of medicine the number of deaths due to infectious diseases has reduced but illnesses that are more chronic and metabolic have risen in number. Chronic diseases now account for the majority of deaths especially in developed countries. Depression and anxiety There is a connection between chronicity, […]
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Diabetes diagnosis and screening are two different entities. Diagnosis is usually undertaken when an individual exhibits symptoms or signs of the disease. The purpose of screening is to identify high risk and non-symptomatic individuals who are likely to have diabetes. Separate diagnostic tests using standard criteria are used in screening for diabetes. When does screening take place? Screening is undertaken […]
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Diabetic coma is a rare but serious occurrence. It is important to be aware of the risks of coma in diabetic patients and the possible causes. Diabetes mellitus is typically characterized by high blood sugar and an inability to reduce this sugar level. This may be due to a true (as in type 1) or relative (as in type 2) […]
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Vitiligo is not a life-threatening disease, but may cause deep emotional and psychological problems. In addition, it can severely inhibit the social life and career of the affected person, especially in less developed areas of the world. In such regions the white patches are often thought to be the result of leprosy or of sexually transmitted disease. This is all […]
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Asperger syndrome or Asperger disorder is one of the many disorders that form the range of autism spectrum disorders (ASDs). The symptoms of this condition may be present from early in life but the diagnosis may be confirmed once the child starts attending school. The exact cause of this condition is unknown but several theories including genetic influences have been […]
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Kallmann syndrome is also known as idiopathic hypogonadotropic hypogonadism with anosmia. It is a genetic condition that is caused by mutations in certain genes. Known mutations occur in genes such as ANOS1, FGFR1, PROKR2 or PROK2. Each of these genes plays a role in the development of certain areas of the fetal brain. Mutations in one of these genes account […]
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Cytomegalovirus (CMV) belongs to the herpes virus family. Infection with CMV is very common. Between 50% and 80% of people in the United States have had a CMV infection by the time they are 40 years according to the Centers for Disease Control and Prevention (CDC). Who is affected by cytomegalovirus? Infection in children may occur in early childhood, especially […]
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Dermatofibrosarcoma protuberans (DFSP) is a rare tumor that affects the deep layers of the skin. It begins as a rough, reddish or purple patch of skin. This slowly enlarges and may form a small raised nodule. At this time, it may look reddish and may begin to bleed, or become tender. Local spread is common and multiple raised growths may […]
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