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Psoriasis following infections with hemolytic streptococci

Psoriasis following infections with hemolytic streptococci 1

Guttate psoriasis is characterized by the acute onset of small, 1-10 mm diameter, droplike, erythematous-to-salmon-pink papules, usually with a fine scale, as demonstrated in the images below. An upper respiratory tract infection from group A beta-hemolytic streptococci (eg, Streptococcus pyogenes) often precedes the eruption by 2-3 weeks. Streptococcal perianal dermatitis, a superficial bacterial infection of the anus and perianal skin in children, has also been linked with the appearance of guttate psoriasis. Although episodes may recur, especially those due to pharyngeal carriage of streptococci, isolated bouts have commonly been described. In a prospective study of 13 patients, guttate psoriasis was cleared completely after tonsillectomy in 5 of 6 patients (83 ) and improved in 1 of 6 (16. Guttate psoriasis is a distinctive acute skin eruption characterised by small drop-like, salmon-pink papules which usually have a fine scale. A history of an upper respiratory infection secondary to group A beta haemolytic streptococci often precedes the eruption by 2-3 weeks. Guttate psoriasis may be chronic and unrelated to streptococcal infection. Topical treatment with a vitamin D preparation, topical corticosteroid, or coal tar preparation can be considered but may be difficult due to the extent, size and wide distribution of lesions.

Psoriasis following infections with hemolytic streptococci 2PubMedID: 15409831 Psoriasis following infections with hemolytic streptococci. Acta dermato-venereologica 12/1/1950. Skin diseases due to direct infection with streptococcus include:. Psoriasis, especially guttate forms, may be provoked or aggravated by streptococcal infection. Pneumococci are alpha-haemolytic and do not belong to the Lancefield group. Psoriasis following infections with hemolytic streptococci. AU. NORRLIND R. SO. Acta Derm Venereol. 1950;30(1):64. AD. PMID. 15409831.

Norlind, R: Psoriasis following infections with hemolytic streptococci. Attempts to prove specificity of streptococci isolated from the naso-pharynx of patients with psoriasis. Psoriasis following infections vith hemolytic streptococci. The spectrum of clinical manifestations of psoriasis is wide, and includes chronic plaque, guttate, inverse, erythrodermic, pustular, and nail v. NORRLIND R. Psoriasis following infections with hemolytic streptococci.

Psoriasis Following Infections With Hemolytic Streptococci

Streptococcal pharyngitis, also known as strep throat, is an infection of the back of the throat including the tonsils caused by group A streptococcus. Looking for online definition of guttate psoriasis in the Medical Dictionary? guttate psoriasis explanation free. A beta-hemolytic streptococcal pharyngitis or other upper respiratory infection may precipitate this reaction in susceptible individuals. Acute-presentation psoriasis following streptococcal throat infection; multiple skin lesions are distributed like scattered raindrops across the trunk. 12 Several immune mechanisms may be operable in post streptococcal syndromes such as antibody directed molecular mimicry in rheumatic fever,13,14and possible super antigen stimulation of T cells in Kawasaki disease and guttate psoriasis.15,16. SC usually manifests weeks to months after a streptococcal infection, although occasionally within one week. Approximately 18 weeks after her last UVB treatment, the guttate psoriasis returned. 7,8 Bacterial pharyngitis is commonly caused by group A beta-hemolytic streptococcal infection.8.

Journal Of Investigative Dermatology