A lesion is any damage or abnormal change in the tissue of an organism, usually caused by injury or diseases. Lesion is derived from the Latin laesio meaning "injury".[1] Lesions may occur in plants as well as animals.
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Morel-Lavallée lesions in the hip and thigh. Children are more likely to have lesions in the leg from the knee downward. Since Morel-Lavallée lesions occur in...
American Lesion is the debut solo album by Greg Graffin, the lead singer of American punk rock band Bad Religion, under the name American Lesion. Like the...
condition begins by gathering pertinent information of the presenting skin lesion(s), including: location (e.g. arms, head, legs); symptoms (pruritus, pain);...
A fungating lesion is a skin lesion that fungates, that is, becomes like a fungus in its appearance or growth rate. It is marked by ulcerations (breaks...
A skip lesion is a wound or inflammation that is clearly patchy, "skipping" areas that thereby are unharmed. It is a typical form of intestinal damage...
In dermatology, a target lesion or bull's-eye lesion, named for its resemblance to the bull's-eye of a shooting target, is a rash with central clearing...
Janeway lesions are rare, non-tender, small erythematous or haemorrhagic macular, papular or nodular lesions on the palms or soles only a few millimeters...
A Bankart lesion is a type of shoulder injury that occurs following a dislocated shoulder. It is an injury of the anterior (inferior) glenoid labrum of...
A lower motor neuron lesion is a lesion which affects nerve fibers traveling from the lower motor neuron(s) in the anterior horn/anterior grey column of...
In pathology, lymphoepithelial lesion refers to a discrete abnormality that consists of lymphoid cells and epithelium, which may or may not be benign....
enamel. This is referred to as a white spot lesion, an incipient carious lesion, or a "micro-cavity". As the lesion continues to demineralize, it can turn...
An osteolytic lesion (from the Greek words for "bone" (ὀστέον), and "to unbind" (λύειν)) is a softened section of a patient's bone formed as a symptom...
Perthes lesion is a variant of Bankart lesion, presenting as an anterior glenohumeral injury that occurs when the scapular periosteum remains intact but...
An upper motor neuron lesion (also known as pyramidal insufficiency) Is an injury or abnormality that occurs in the neural pathway above the anterior horn...
Metastasis is a pathogenic agent's spread from an initial or primary site to a different or secondary site within the host's body; the term is typically...
Cancer is a group of diseases involving abnormal cell growth with the potential to invade or spread to other parts of the body. These contrast with benign...
A precancerous condition is a condition, tumor or lesion involving abnormal cells which are associated with an increased risk of developing into cancer...
In radiology, a Romanus lesion is the erosion of the anterior and posterior vertebral endplates in patients with an inflammatory spondyloarthropathy –...
An ALPSA (anterior labral periosteal sleeve avulsion) lesion is an injury at the front of the shoulder associated with shoulder dislocation. The shoulder...
other demyelinating diseases of the central nervous system (CNS) produce lesions (demyelinated areas in the CNS) and glial scars or scleroses. They present...
scoring, or lesion-specific calcium-scoring have been developed. A lesion-specific calcium score has been developed. Each individual calcified lesion is characterized...
A Cameron lesion is a linear erosion or ulceration of the mucosal folds lining the stomach where it is constricted by the thoracic diaphragm in persons...
structures that carry visual information from the retina to the brain. Lesions in that pathway cause a variety of visual field defects. In the visual...
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