Discrete—lesions are distinctly separate from each other with identifiable borders. Grouped—lesions appear in clusters or groups. Intertriginous—appearing within the skin folds.
What is a lesion?
lesion 1 A wounded or damaged area; an anatomic or functional tissue defect; an area of abnormal tissue change. 2 A nebulous nonspecific term used by a physician when discussing a lump or bump with a Pt. See Mass. More ...
What is the difference between spinal lesion and lesion?
Jonathan Cluett, MD, is a board-certified orthopedic surgeon with subspecialty training in sports medicine and arthroscopic surgery. Lesion is a general term for tissue that has been injured, destroyed, or otherwise has a problem. Spinal lesions affect the nervous tissue of the spine.
How to find the location of a skin lesion?
In order to find the location of the lesion, the doctor may touch the patient’s skin with hot, cold or vibrating objects, and also may pinch the patient to check for the feeling of pain. Additional tests may also be recommended by the doctor to further assess the condition.
What is an example of a secondary lesion?
For example, if someone scratches a mole until it bleeds, the resulting lesion, a crust, is now a secondary skin lesion. Many conditions can cause different types of skin lesions.
What are the 3 types of lesions?
Primary skin lesions tend to be divided into three groups:Lesions formed by fluid within the skin layers. Examples include vesicles and pustules.Lesions that are solid masses. Examples include nodules and tumors.Flat lesions. Examples include patches and macules.
What does lesion mean on ultrasound?
Pronounced "lee-sion" with the emphasis on the "lee," a lesion can be almost any abnormal change involving any tissue or organ due to disease or injury. There are numerous types of lesions with different naming classifications.
Is a lesion serious?
A growing lesion can destroy healthy tissue and weaken the bone, making it more vulnerable to fractures. Most bone lesions are benign, not life-threatening, and will not spread to other parts of the body. Some bone lesions, however, are malignant, which means they are cancerous.
What is an example of a lesion?
Freckles and flat moles are examples of macule skin lesions. Nodules refer to “knot” like growths of abnormal tissue that develop under the skin. For instance, lymph nodes can develop nodules that are visible from the surface of the skin upon inspection.
Is lesion the same as tumor?
A lesion describes any area of damaged tissue. All tumors are lesions, but not all lesions are tumors. Other brain lesions can be caused by stroke, injury, encephalitis and arteriovenous malformation.
What does no discrete mean?
Not divided into discrete parts.
When should I be concerned about a lesion?
Changes in the size, shape, or color of a mole or growth. A lesion that is rough, oozing, bleeding, or scaly. A sore lesion that will not heal. Pain, itching, or tenderness to a lesion.
How can you tell if a lesion is cancerous?
Melanoma signs and symptomsA large brownish spot with darker speckles.A mole that changes in color, size or feel or that bleeds.A small lesion with an irregular border and portions that appear red, pink, white, blue or blue-black.A painful lesion that itches or burns.More items...•
What does it mean if you have a lesion?
A lesion is an area of tissue that has been damaged through injury or disease.
What does lesion mean in medical terms?
Listen to pronunciation. (LEE-zhun) An area of abnormal tissue. A lesion may be benign (not cancer) or malignant (cancer).
What causes lesion?
It may be caused by many things, including insect bites, allergic reactions, medication side effects, fungal skin infection, bacterial skin infection, infectious disease, or autoimmune disease.
How do you treat lesions?
If needed, benign skin lesions can get local treatment with topical medications, such as retinoids, corticosteroids, or antimicrobial agents, as well as laser therapy, cryotherapy, phototherapy, or surgical removal. If the skin lesion is caused by a systemic disease, treatment may also address the underlying cause.
What is a skin lesion?
What are skin lesions? A skin lesion is a part of the skin that has an abnormal growth or appearance compared to the skin around it. Two categories of skin lesions exist: primary and secondary. Primary skin lesions are abnormal skin conditions present at birth or acquired over a person’s lifetime.
What is the first line of treatment for a skin lesion?
First-line treatments are often topical medications to help treat the inflammation and protect the affected area. Topical medication can also provide mild symptom relief to stop pain, itching, or burning caused by the skin lesion.
What is the name of the skin patch that is scaly and crusty?
Actinic keratosis. An actinic keratosis is a thick, scaly, or crusty skin patch that’s typically less than 2 centimeters (cm), or about the size of a pencil eraser. It appears on parts of the body that receive a lot of sun exposure (the hands, arms, face, scalp, and neck).
How to confirm a diagnosis?
To confirm a diagnosis, they make take skin samples, perform a biopsy of the affected area, or take a swab from the lesion to send to a lab. If you don’t already have a dermatologist, you can browse doctors in your area through the Healthline FindCare tool.
What is secondary skin?
Secondary skin lesions are the result of irritated or manipulated primary skin lesions. For example, if someone scratches a mole until it bleeds, the resulting lesion, a crust, is now a secondary skin lesion.
What does MRSA look like?
The methicillin-resistant Staphylococcus aureus (MRSA) skin infection often looks like a spider bite, with a painful, raised, red pimple that may drain pus. The infection is caused by a type of Staphylococcus, or staph, bacteria that’s resistant to many different antibiotics.
Where is acne located?
Acne. Acne is commonly located on the face, neck, shoulders, chest, and upper back. Breakouts are composed of blackheads, whiteheads, pimples, or deep, painful cysts and nodules. If it’s left untreated, it may leave scars or darken the skin.
What is a lesion?
lesion. [ le´zhun] any pathological or traumatic discontinuity of tissue or loss of function of a part. Lesion is a broad term, including wounds, sores, ulcers, tumors, cataracts, and any other tissue damage. They range from the skin sores associated with eczema to the changes in lung tissue that occur in tuberculosis.
Where is Kimmelstiel Wilson lesion found?
Kimmelstiel-Wilson lesion a microscopic spherical hyaline mass surrounded by capillaries, found in the kidney glomerulus in the nodular form of intercapillary glomerulosclerosis.
What is the definition of tissue defect?
(1) Any pathological or traumatic discontinuity of tissue or loss of function of a part; a wounded or damaged area; an anatomic or functional tissue defect; an area of abnormal tissue change.
Is there a natural history of prostate lesions?
Little is known about the natural history of prostate lesions, and the likelihood of identifying new lesions over time. However, even by following the manufacturer's instructions, the treatment outcome remains unpredictable, especially when it's based merely on the lesion 's etiology 8.
How to find the location of a lesion?
In order to find the location of the lesion, the doctor may touch the patient’s skin with hot, cold or vibrating objects, and also may pinch the patient to check for the feeling of pain. Additional tests may also be recommended by the doctor to further assess the condition.
Why do brain lesions appear?
Lesions can be due to disease, trauma or a birth defect. Sometimes lesions appear in a specific area of the brain. At other times, the lesions are present in a large part of the brain tissue. At first, brain lesions may not produce any symptoms. As lesions worsen with time, the symptoms become more noticeable.
What are the symptoms of temporal lobe lesions?
Loss of motor activity on one or both sides of the body. Behavioral changes. The following symptoms are specific to lesions of the temporal lobe: A change in behavior and emotions. Disruption in the sense of smell, taste, and hearing.
What are the symptoms of a brain lesion?
Headaches are usually the first symptom to appear with brain lesions. The pain appears suddenly and worsens as time passes. Over-the-counter medicine usually offers no relief for the pain. Nausea and possible vomiting. Impaired movement, if the lesion affects the part of the brain responsible for motor skills.
What are the factors that put a person at greater risk for brain lesions?
The following factors put a person at greater risk to get brain lesions: Aging. Family history of brain lesions. The risk increases if someone else in the family has had the condition. Vascular conditions, such as stroke, high blood pressure, and cerebral artery aneurysms.
What is plaque in the brain?
Plaques, or excess build-up of abnormal protein in the brain tissues or in the blood vessels, slowing down the supply of blood to the brain, as seen in clogged arteries. Alzheimer’s disease, a condition that affects a person’s memory, thinking and behavior, develops because of plaques in brain tissues.
What is the difference between a CT scan and an MRI?
A CT scan uses radiation. Magnetic resonance imaging (MRI) is a diagnostic test that produces three-dimensional, or 3D, images of the inside of the body using magnetic fields and computer technology. It shows brain tissue detail as well as the brain stem, and cerebellum (posterior brain) better than a CT scan.
What is spinal lesion?
Lesion is a general term for tissue that has been injured, destroyed, or otherwise has a problem. Spinal lesions affect the nervous tissue of the spine. They may be due to: Symptoms and treatment depend on the spinal-lesion type and cause.
What causes spinal cord lesions?
2. Congenital malformations of the spine and spinal cord that are present from birth, often associated with spina bifida or scoliosis. Trauma. Multiple sclerosis, which produces spinal cord lesions in a majority of cases 3.
Can a spinal lesion cause back pain?
Spinal lesions may have symptoms of non-specific back pain, or myofascial pain syndrome. You may not be able to pinpoint where your pain is coming from. However, if the lesion affects the spinal nerve roots or spinal cord, you are likely to have nerve symptoms, which can include: Weakness. Numbness.
What does discrete mean in medical terms?
Discrete means (within the limits of resolution of the modality,) well-defined. The phrase does not exclude the possibility of a tiny, non-specific observation of a vague hypodensity that could represent partial volume artifact, a tiny cyst, or an ill-defined infiltrative process, such as can occur with a focal nephritis or the rare renal lymphoma. ...
Why is my liver focal mass different?
A focal mass in the liver would appear very different, either brighter (hyperechoic) or darker (hypoechoic) and have defineable boundaries. This would require another more specific test such as a liver. Continue Reading.
What does it mean when your liver is homogeneous?
Continue Reading. Homogeneous means that the CT shows that your liver tissue appears smooth and regular without apparent lesions or fibrosis or other irregularities.
Can you see a small lesions?
The answer is still generally a YES: We can see smaller lesions (improved spatial resolution, reduced motion artefact from faster scanning) - but sometimes those small lesions don’t really help in diagnosis and and may cause anxiety when in fact most of them could be benign.
