Plaques

Plaques are a type of lesion or abnormal tissue found in various parts of the body. They can be associated with a number of medical conditions, including skin diseases, neurological disorders, and cardiovascular diseases.

Types of Plaques

There are several types of plaques, each associated with different medical conditions:

• Amyloid plaques are deposits of the protein amyloid in the brain. They are a characteristic feature of Alzheimer's disease.

• Atherosclerotic plaques are deposits of fat, cholesterol, and other substances in the walls of arteries. They are a major cause of atherosclerosis and cardiovascular disease.

• Psoriatic plaques are patches of red, inflamed skin covered with silvery scales. They are a characteristic feature of psoriasis, a chronic skin disease.

• Senile plaques are deposits of amyloid in the brain that are associated with aging and Alzheimer's disease.

Diagnosis and Treatment

The diagnosis of plaques depends on their location and the associated medical condition. For example, psoriatic plaques can be diagnosed by a dermatologist based on their appearance and location on the body. Atherosclerotic plaques can be diagnosed by a cardiologist using imaging tests such as an angiogram.

Treatment also depends on the type of plaque and the associated condition. For example, treatment for atherosclerotic plaques may include lifestyle changes, medication, and in some cases, surgery. Treatment for psoriatic plaques may include topical treatments, light therapy, and medication.

See Also

• Lesion
• Amyloid
• Atherosclerosis
• Psoriasis
• Alzheimer's disease