WebLast revised in February 2024. Suspect a diagnosis of scarlet fever if there are typical clinical features present. Sore throat. Fever (typically greater than 38.3°C). Headache, fatigue, nausea, and vomiting. A blanching rash usually develops on the trunk 12–48 hours after initial symptoms, before spreading to the rest of the body and flexures. WebNon-blanching rashes are caused by small bleeds in the vessels beneath the skin, giving a purplish discolouration. Depending on the size of the individual lesions they can be defined as: Petechiae: <5mm diameter …

Petechiae, When to Worry: Causes, Symptoms, and …

WebA high index of suspicion should be used when assessing a patient with a new widespread itchy rash, especially one who reports itchy close contacts. The diagnosis is typically clinical and most easily confirmed using … WebMar 15, 2010 · Sudden onset of high fever without rash or other symptoms in a child younger than 3 years; as fever subsides, pink, discrete, 2- to 3-mm blanching macules … byfield qld map

Cutaneous small vessel vasculitis DermNet

WebHives. Hives, a skin rash that’s often very itchy, often results from an allergic reaction to food or something you’ve touched. Hives can go away quickly (acute hives) or last a long time (chronic hives). Treatments may … WebIntroduction. Itch is defined by a desire to scratch. An acute or chronic itchy rash is most often due to dermatitis / eczema. Dermatitis can be primary, or secondary to scratching. Stages include: Acute dermatitis: red, oozy, swollen skin. Subacute dermatitis: red, dry skin. Chronic dermatitis: skin coloured or dark, dry, thickened skin with ... WebSubacute cutaneous lupus erythematosus. Subacute cutaneous lupus erythematosus is less commonly associated with SLE with approximately 50% having a mild form of SLE. It is thought 20–40% have drug-induced SCLE. It comprises 10–15% of cutaneous LE presentations. The skin changes are more persistent than those of ACLE. byfield pub