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The initial lesion is a small swelling under the skin following minor trauma which breaches the skin. [11] [12] It appears as a painless wet nodule, which may be present for years before ulceration, swelling and weeping from sinuses, followed by bone deformity. [3] [7] The sinuses discharge a grainy liquid of fungal colonies. [11]
The cannonball sign is a radiological term used to describe the presence of multiple, well-circumscribed, round opacities seen on X-ray or CT imaging, typically in the lungs. [1] This finding is most commonly associated with hematogenous metastases, where malignant cells spread to the lungs via the bloodstream, forming discrete nodules that ...
What it looks like: Purplish lesions on the inner arms, legs, wrists, or ankles can signify lichen planus, a skin rash triggered by an overreaction of the immune system.
A chest radiograph, chest X-ray (CXR), or chest film is a projection radiograph of the chest used to diagnose conditions affecting the chest, its contents, and nearby structures. Chest radiographs are the most common film taken in medicine.
Chronic radiodermatitis on the neck and jaw from X-ray exposure. Chronic radiodermatitis occurs with chronic exposure to "sub-erythema" doses of ionizing radiation over a prolonged period, producing varying degrees of damage to the skin and its underlying parts after a variable latent period of several months to several decades.
Livedo reticularis is a common skin finding consisting of a mottled reticulated vascular pattern that appears as a lace-like purplish discoloration of the skin. [1] The discoloration is caused by reduction in blood flow through the arterioles that supply the cutaneous capillaries, resulting in deoxygenated blood showing as blue discoloration ().
We will solicit skin disease pictures from Cochrane Skin consumers globally for addition to Cochrane Skin Systematic Reviews in the Cochrane Library and Wikipedia via the social media outreach. Pictures will need to be of acceptable quality as judged by our medical and technical experts and come with:
Digital dermatoscopy (videodermatoscopy) is used for monitoring skin lesions suspicious of melanoma. Digital dermatoscopy images are stored and compared to images obtained during the patient's next visit. Suspicious changes in such a lesion are an indication for excision. Skin lesions, which appear unchanged over time are considered benign.