A papule is a small, solid and usually conical elevation of the skin. Papules do not contain pus, which distinguishes them from pustules. Papules often occur in clusters and can accompany rashes. This article needs to be cleaned up to conform to a higher standard of quality. ... In zootomy and dermatology, skin is an organ of the integumentary system made up of multiple layers of epithelial tissues that guard underlying muscles and organs. ... Pus is a whitish-yellow or yellow substance produced during inflammatory responses of the body that can be found in regions of pyogenic bacterial infections. ... An abscess is a collection of pus collected in a cavity formed by the tissue on the basis of an infectious process (usually caused by bacteria or parasites) or other foreign materials (e. ... A typical rash A rash is a change in the skin which affects its appearance or texture. ...
A condition that causes a papule is called a "Papulosis". Examples of papuloses include:
Inflammation is the first response of the immune system to infection or irritation and may be referred to as the innate cascade. ... An infection is the detrimental colonization of a host organism by a foreign species. ... Abrasion on the palm of a right hand, shortly after falling Abrasions on elbow and lower arm, still healing. ... Hyperplasia (or hypergenesis) is a general term for an increase in the number of the cells of an organ or tissue causing it to increase in size. ... A gland is an organ in an animals body that synthesizes a substance for release such as hormones, often into the bloodstream (endocrine gland) or into cavities inside the body or its outer surface (exocrine gland). ... An infection is the detrimental colonization of a host organism by a foreign species. ... Bodybuilder Markus Rühl has marked hypertrophy of skeletal muscle. ...
In medicine, a nodule refers to a small aggregation of cells. ... The penis (plural penises or penes) or phallus is the external male copulatory organ, and, in mammals, the external male organ of urination. ...
Fibrous papules are usually dome-shaped lesions with a shiny, skin-colored appearance.
Hypercellular fibrous papules are characterized by a dense infiltrate of round fibroblasts, often with a nevoid appearance (differential diagnoses include malignant melanoma and atypical fibroxanthoma).
Inflammatory fibrous papules have dense, diffuse dermal infiltrates of predominantly mixed small and large lymphocytes with plasma cells, histiocytes, and rare eosinophils and neutrophils (differential diagnoses include lymphoma, lymphocytic infiltrate, and an infectious process).
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