Medical dictionary

What is glaucoma? Glaucoma is an eye disease that causes the progressive loss of fibres in the optic nerve, whose proper functioning is essential for clear vision. Primary open-angle glaucoma or simple chronic glaucoma: this is the most common type of glaucoma, affecting approximately 80 per cent of patients with this disease. Angle-closure glaucoma or narrow-angle glaucom

What is glaucoma drainage devices surgery? There are several ways to treat glaucoma. In some cases where conventional and laser surgery has failed a specialist may suggest implant surgery, which is also known as aqueous shunts or glaucoma drainage devices. These names all refer to the same thing. The implants enhance standard glaucoma surgery through the positioning of a device that helps keep

What is glaucoma surgery? Glaucoma surgery is a surgical procedure to treat glaucoma; a progressive vision condition where fluid builds up in the eye and can result in permanent blindness. The procedure can be carried out using either a laser or by making an incision into the eye to reduce intraocular pressure and save your eyesight. It is typically used when medication is not working well.

What is glioblastoma?Glioblastoma, also called glioblastoma multiforme or GBM, is a type of primary Grade 4 brain tumour. Approximately 15% of all primary brain tumours, primary meaning tumours that begin in the brain, are glioblastoma. It is considered the most aggressive and deadliest form of cancer. About 90% of glioblastomas develop rapidly as Grade 4 cancer and a

What is analysed? Glomerular Filtration Rate (GFR) is a key indicator of kidney function. It measures the amount of blood filtered by the glomeruli per unit of time. What does the result mean? The GFR result reflects the efficiency of the kidneys in removing waste from the blood. A lower GFR may indicate kidney dysfunction or disease.   Why undergo the analysis? GFR anal

What is glomerulonephritis? Glomerulonephritis is a disease in which the minute renal units responsible for filtering, the glomeruli, are damaged, and become irritated and swollen (inflammation). As a result, kidney function is impaired. Glomerulonephritis is described as acute when it develops suddenly, and chronic when it develops over many years.   Symptoms of glomeruloneph

What is analysed in a blood glucose analysis? The blood glucose analysis assesses the sugar levels in the blood. Various tests, such as fasting blood glucose, postprandial blood glucose, random blood glucose, and glycated hemoglobin (HbA1C) determine blood glucose levels. What do the results mean? Results indicate the concentration of glucose in the blood. Normal values suggest good m

What is being analysed here? The G6PDH test measures the levels of this enzyme in the blood. G6PDH protects red blood cells from certain toxic products derived from cellular metabolism. What do the results mean? Normal levels indicate adequate G6PDH activity in red blood cells. G6PDH deficiency can lead to red blood cell destruction and cause haemolytic anaemia. Why is the analysis

What is glue ear? ​Glue ear is where the empty middle part of the ear canal fills up with fluid (usually mucus). This can cause temporary hearing loss. Usually, the condition clears up within three months, but it’s advisable to see a doctor about any hearing problems. Glue ear can affect both ears at the same time.  Glue ear symptoms can include: Ear pain or earacheHearing