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Definition Chronic kidney disease (CKD) is defined as the presence of kidney damage, manifested by abnormal albumin excretion or decreased kidney function, quantified by measured or estimated glomerular filtration rate (eGFR) that persists for more than 3 months. CKD is typically a progressive disease. It is defined as Reduction of …

Definition Chlamydia is a common sexually transmitted disease. Chlamydial infection, caused by Chlamydia trachomatis, it can infect both men and women. Women can get chlamydia in the cervix, rectum, or throat. Men can get chlamydia in the urethra (inside the penis), rectum, or throat. Microscopic image of Chlamydia trachomatis in …

Introduction Chronic fatigue syndrome (CFS) is essentially a very debilitating disease that can cause persistent fatigue leading to deterioration of productive activity of the sufferer along with loss of quality of life, mental peace and happiness. It can pose a very serious threat to health. Fatigue, even persistent fatigue, can …

Introduction Cholesterol is a white, waxy, fatty substance. It is made in the liver and released into the bloodstream. You can also get cholesterol from the food you eat. It is a type of fat found in the bloodstream. Your body needs some cholesterol to work effectively. Cholesterol has many …

Introduction Chickenpox is the primary infection caused by the varicella-zoster virus. It is an acute, highly infectious disease most commonly seen in children under 10 years old. Chickenpox is usually a mild, self-limiting illness and most healthy children recover with no complications. The illness with chickenpox usually lasts about seven …

Definition Cervical cancer starts in the cells of the cervix. The cervix is the narrow, lower part of the uterus (or womb). It is the passageway that connects the uterus to the vagina. Before cervical cancer develops, the cells of the cervix start to change and become abnormal. Growths on …

Introduction Cataract is a very common eye condition. As you get older the lens inside your eye gradually changes and becomes less transparent (clear). A lens that has turned misty, or cloudy, is said to have a cataract. Over time a cataract can get worse, gradually making your vision mistier. …

Definition A canker sore, or aphthous ulcer, is an open and painful mouth ulcer or sore. It’s also the most common type of mouth ulcer. Some people notice them inside their lips or cheeks. They’re usually white or yellow and surrounded by red, inflamed soft tissue. Since canker sores are …