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The signs and symptoms of onchocerciasis are usually divided into two categories, skin and eye symptoms. Skin symptoms will develop years before any vision problems. [citation needed] These symptoms include: [18] Intense itching; Swelling; Inflammation; Depigmentation; Hyperpigmentation; Rash; Nodules under the skin; Skin atrophy
The bacteria releases a toxin that causes a bright red blotchy rash that has a sandpaper-like texture, and the rash can spread to the entire body and usually first appears on the groin, neck, and ...
There are numerous causes of palpable purpura, such as autoimmune diseases, drug reactions, vaccinations, and infections.The most common infectious causes are N. gonorrhoeae, S. aureus, and N. meningitides, however palpable purpura has also been caused by Mycoplasma spp., Rickettsiae, Mycobacterium, and very rarely by Treponema pallidum, Brucella spp., Yersinia, Campylobacter, and Bartonella.
6. Purple spots on your hands and feet. These could be a sign of a bacterial infection of the heart, Kroshinsky said. 7. A circular-shaped rash in an area where Lyme disease is endemic.
Infection on the skin of the feet may cause athlete's foot and in the groin, jock itch. Involvement of the nails is termed onychomycosis. Animals including dogs and cats can also be affected by ringworm, and the disease can be transmitted between animals and humans, making it a zoonotic disease. Specific signs can be:
Sweet syndrome (SS), or acute febrile neutrophilic dermatosis, [1] [2] is a skin disease characterized by the sudden onset of fever, an elevated white blood cell count, and tender, red, well-demarcated papules and plaques that show dense infiltrates by neutrophil granulocytes on histologic examination.
Photodermatitis, sometimes referred to as sun poisoning or photoallergy, is a form of allergic contact dermatitis in which the allergen must be activated by light to sensitize the allergic response, and to cause a rash or other systemic effects on subsequent exposure.
The rash first appears two to five days after the onset of fever, and it is often quite subtle. Younger patients usually develop the rash earlier than older patients. Most often the rash begins as small, flat, pink, nonitchy spots on the wrists, forearms, and ankles. These spots turn pale when pressure is applied and eventually become raised on ...