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Basal-cell carcinoma (BCC), also known as basal-cell cancer, basalioma [7] or rodent ulcer, [8] is the most common type of skin cancer. [2] It often appears as a painless raised area of skin, which may be shiny with small blood vessels running over it. [1] It may also present as a raised area with ulceration. [1]
The lesions mostly appear on the upper lip as ulcers, but they also develop on the gums and palate. Other locations like foot pads are not exceptional and are typical for developing plaques instead of ulcers. [9] Such plaques may be itchy and swelling. In the case of oral ulceration, bleeding, pain and loss of appetite may be present. [10]
It often appears as a painless raised area of skin that may be shiny with small blood vessels running over it or may present as a raised area with an ulcer. [1] Squamous-cell skin cancer is more likely to spread. [5] It usually presents as a hard lump with a scaly top but may also form an ulcer. [2] Melanomas are the most aggressive.
Ulcerative dermatitis is a skin disorder in rodents associated with bacterial growth often initiated by self-trauma due to a possible allergic response. Although other organisms can be involved, bacteria culture frequently shows Staphylococcus aureus. Primarily found on the rib cage, neck, and shoulder, lesions are often irregular ...
Eosinophilic ulcer of the oral mucosa (eosinophilic ulcer of the tongue, Riga–Fede disease, traumatic eosinophilic granuloma) Eosinophilic ulcer of the oral mucosa; Eosinophilic vasculitis; Erythema toxicum neonatorum (erythema toxicum, toxic erythema of the newborn) Granuloma faciale; Hypereosinophilia; Hypereosinophilic syndrome
Ulcer or reddish skin plaque that is slow growing; Intermittent bleeding from the tumor, especially on the lip; The clinical appearance is highly variable; Usually the tumor presents as an ulcerated lesion with hard, raised edges; The tumor may be in the form of a hard plaque or a papule, often with an opalescent quality, with tiny blood vessels
Understanding the symptoms of a brown recluse spider bite can be life-altering. "Some brown recluse spider bites can cause severe, local reactions with necrotic tissue," Dr. Giangreco says. These ...
Ornithonyssus bacoti (also known as the tropical rat mite and formerly called Liponyssus bacoti) is a hematophagous parasite. [1] It feeds on blood and serum from many hosts. [2] [3] O. bacoti can be found and cause disease on rats and wild rodents most commonly, but also small mammals and humans when other hosts are scarce.