Search primary lesion and thousands of other words in English definition and synonym dictionary from Reverso. lesion definition: 1. an injury to a person's body or to an organ inside their body: 2. an injury to a person's bodyâ¦. Secondary lesion :- Develop during the evolutionary process of skin disease or are created by scratching or infection. A lesion is an area of inflammation in a tissue that suffered trauma or the impact of chronic illness. â¢ â¦ Papule: a circumscribed, elevated solid lesion up to 1 cm in size, elevation may be accentuated with oblique lighting, e.g. A macule is a distinct discoloration of the skin that is flat and smaller than 1 centimeter in diameter. special skin lesion :- Specific for certain disease. After treatment, the apical nodule cures by fibrosis and calcium salts impregnation (Figure 1). Secondary 3. special 4. A primary lesion is a change in the skin that is caused by a certain disease or infection. So if any raised lesion is less than 1 cm in size it is a papule while any lesion greater than 1 cm is a nodule. A skin lesion is a superficial growth or patch of the skin that does not resemble the area surrounding it. [Middle English lesioun, from Old French lesion, from Latin laesiÅ, laesiÅn-, â¦ â¢ Secondary Skin Lesions. Plaque: a circumscribed, elevated, plateaulike, solid lesion greater than â¦ Nodule: a circumscribed, elevated solid lesion with depth up to 2 cm e.g. With rare exceptions, cancer that has spread to the bones can't be cured. Bone metastasis can cause pain and broken bones. Learn more. Typically, a lesion involves an abnormal structural change to a tissue. The vast majority of glioblastomas (~90%) develop rapidly de novo in elderly patients, without clinical or histologic evidence of a less malignant precursor lesion (primary glioblastomas). secondary 1. of or relating to the education of young people between the ages of 11 and 18 2. Bone tumors may be classified as "primary tumors", which originate in bone or from bone-derived cells and tissues, and "secondary tumors" which originate in other sites and spread (metastasize) to the skeleton.Carcinomas of the prostate, breasts, lungs, thyroid, and kidneys are the carcinomas that most commonly metastasize to bone. Nowadays it is generally acknowledged that secondary caries or recurrent caries is a primary carious lesion of tooth at the margin of an existing restoration, which occurs after the restoration has been used for some time [Mjör and Toffenetti, 2000]. make an accurate diagnosis of secondary caries and provide a clear terminology. Skin atrophy is when skin becomes thin or has a smooth or finely wrinkled surface (Figs. Introduction: There is no single, commonly accepted, standard definition of secondary progressive multiple sclerosis (SPMS), an absence that poses a challenge for clinicians. The initial lesion in secondary tuberculosis is the apical nodule, which presents as a uni- or bilateral, small-sized (max. Primary injury occurs at the moment of trauma and includes contusion, damage to blood vessels, and axonal shearing, in which the axons of neurons are stretched and torn. 7. Secondary infections frequently develop in pruritic lesions due to the b. entry of resident flora while scratching the lesion. 4.16and 4.17). Primary 2. lesion définition, signification, ce qu'est lesion: 1. an injury to a person's body or to an organ inside their body: 2. an injury to a person's bodyâ¦. In another class of diseases, the organisms. sions To cause a lesion to form on or in. Secondary skin lesions are those lesions that result from an outside force affecting the skin, such as scratching, or an evolutionary change in a primary lesion. Primary lesions :- Basic reaction patterns of skin with a definite morphology. Macule. NCI's Dictionary of Cancer Terms provides easy-to-understand definitions for words and phrases related to cancer and medicine. Primary lesions 8. â¢ Primary Lesions: Those lesions that are the direct result of a pathologic process Definition: 9. â¢ Macule : is a flat discolored lesion that is less than 1 cm in diameter. In TBI, primary injuries result immediately from the initial trauma. The blood brain barrier and meninges may be damaged in the primary injury, and neurons may die. Aging leads to skin atrophy, including subcutaneous lipoatrophy, striae atrophicae Lesion Configuration (Secondary Morphology) Configuration is the shape of single lesions and the arrangement of clusters of lesions. Conclusions: T he correct and updated descriptive terminology should be considered by dentists in oral examination. So a brain lesion is an area of injury or disease within the brain. Secondary prevention aims to reduce the impact of a disease or injury that has already occurred. So, it is often defined as a site of abnormal tissue change. This classification is naturally artificial; the same lesion type might be a primary lesion in one disease but a secondary lesion in another (eg alopecia is a primary lesion in canine hypothyroidism [direct consequence of lack of thyroxine] but a secondary lesion in feline flea allergy [caused by the patient: hair removed by the itchy cat]). Learn vocabulary, terms, and more with flashcards, games, and other study tools. Itâs the next stage of relapsing-remitting MS (RRMS) where there are no signs of remission. Primary. the definition of CP in 1992 as follows: âan umbrella term covering a group of non-progressive, but often changing, motor impairment syndromes secondary to lesions or anom- alies of the brain arising in the early stages of development.â This definition continued to emphasize the motor impairment Linear lesions take on the shape of a straight line and are suggestive of some forms of contact dermatitis, linear epidermal nevi, and lichen striatus. Lesion Definition. They may take the form of bumps, blisters, or general sores.While many are benign (such as moles or freckles) some are the result of toxins (such as mosquito bites) or diseases (such as chicken pox or psoriasis). Many are named for people including the Armanni-Ebstein lesion, a Bankart lesion, a Blumenthal lesion, and so on. The main difference is in the size of the lesion â A nodule is greater than 1 cm in size whereas the papule is smaller than 1 cm. Mila, acne, verrucae. Lesion definition is - injury, harm. Lately, many studies focused on investigating the efficiency of Er:YAG to remove carious lesion.1,2,3 Secondary caries (recurrent caries) is a primary carious lesion of tooth at the margin of an existing restoration; they usually occur years after composite or other kinds of restorations were performed. Recent Examples on the Web The culprit was the old lesion in his T5 vertebra that had been radiated three years earlier. There is a virtually endless assortment of lesions in medicine: primary lesions, secondary lesions, impaction lesions, indiscriminate lesions, irritative lesions, etc. first produce some well-marked local lesion, from which secondary extension takes place by â¦ A lesion is an area of tissue that has been damaged through injury or disease.