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A cataract appears when the eye's lens, due to ageing, becomes cloudy, losing its transparency. This prevents focusing on objects, rendering blurry...
Headaches or cephalalgia is one of the most common disorders of the nervous system. Approximately half of all adults have had a headache during t...
Deafness, hearing loss or hypoacusis is a functional deficit that occurs when a person loses hearing capacity to a lesser or greater degree. It can...
Epilepsy is a group of nervous system diseases caused by alterations in brain electric activity that lead to sudden symptoms, most of times with lo...
A colonoscopy is a safe and effective test to examine the inside of the large intestine, including the rectum. It is used to evaluate symptoms such...
Varicose veins are swollen or enlarged veins, becoming, therefore, visible in the form of a bluish or brownish path, and even, palpable. It can aff...
Diabetic retinopathy is an eye condition caused by diabetes. The blood vessels in the retina deteriorate and bleed or cause fluid to accumulate, wh...
Electroconvulsive therapy (ECT) is a treatment for some types of serious brain disorders or mental illness. It consists on the aplication of small...
Carpal tunnel syndrome appears when there is excessive pressure on the median nerveas it passes through the carpal tunnel wrist level, which causes...
Obesity is a chronic disease, caused by different factors, and is of high prevalence, which is associated with a higher risk of developing cardiova...
Spirometry is the main functional test in pneumology, as it is a simple, non-invasive and painless way to investigate how the lungs are working. It...
Rhinosinusitis is a very common condition that involves inflammation of the nose and the paranasal sinuses. The paranasal sinuses are cavities loca...
Viral hepatitis is an inflammation of the liver caused by one of the hepatitis viruses: A, B, C, D or E. The condition could be acute, in other wor...
Hypercholesterolaemia refers to abnormally high levels of cholesterol in the blood. Cholesterol is a substance that is found naturally in all body...
Glaucoma is the second most common cause of blindness. According to the WHO it affects 60 million people worldwide, with this figure predicted to e...
Cancer is a group of diseases characterized by the development of abnormal cells that divide and grow uncontrollably in any part of the body. It is...
Atrial fibrillation is a common form of arrhythmia, which means the heartbeat follows an irregular rhythm. It is associated with an ageing populati...
Vasculitis is an inflammation that causes changes in blood vessel walls such as narrowing, obstruction or widening, thereby restricting blood flow...
Fibromyalgia is a syndrome that causes persistent pain in different areas of the body without the person having completed any effort and which is o...