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In non-bullous cases, perivascular and interstitial neutrophils are sometimes present in the upper dermis, with damage to blood vessels An interface dermatitis with vacuolar alteration, not otherwise specified, may be caused by viral exanthems , phototoxic dermatitis , acute radiation dermatitis , erythema dyschromicum perstans , lupus ...
Rarely eosinophils [1] Allergic drug reaction Rarely involvement of hair follicles. [1] Frequently eosinophils [1] Lichen sclerosus: Hyperkeratosis, atrophic epidermis, sclerosis of dermis and dermal lymphocytes. [2] Erythema multiforme Lupus erythematosis Typical findings in systemic lupus erythematosus: [3] Fibrinoid necrosis at the ...
[2] Subacute Allergic/contact dermatitis or atopic dermatitis As above. Eosinophils may be present in the dermis and epidermis (eosinophilic spongiosis). [2] Allergic dermatitis Atopic dermatitis Seborrheic dermatitis Typical findings: [5] Focal, usually mild, spongiosis with overlying scale crust, with a few neutrophils
Cutaneous manifestations of COVID-19 are characteristic signs or symptoms of the Coronavirus disease 2019 that occur in the skin. The American Academy of Dermatology reports that skin lesions such as morbilliform (measles-like rashes, 22%), pernio (capillary damage, 18%), urticaria (hives, 16%), macular erythema (rose-colored rash, 13%), vesicular purpura (purplish discolouration, 11% ...
Eosinophils usually account for less than 7% of the circulating leukocytes. [1] A marked increase in non-blood tissue eosinophil count noticed upon histopathologic examination is diagnostic for tissue eosinophilia. [2] Several causes are known, with the most common being some form of allergic reaction or parasitic infection.
Often no specific cause for the eruptions is found. However, it is sometimes linked to underlying diseases and conditions such as: Food (including blue cheese or tomatoes). Contact Dermatitis (i.e. cleaning agents, fabric softeners, etc.) Fungal, Bacterial and Viral infections such as sinusitis, tuberculosis, candidiasis or tinea.
Irritant diaper dermatitis (diaper dermatitis, napkin dermatitis) Juvenile plantar dermatosis (atopic winter feet, dermatitis plantaris sicca, forefoot dermatitis, moon-boot foot syndrome, sweaty sock dermatitis) Molluscum dermatitis; Nummular dermatitis (discoid eczema, microbial eczema, nummular eczema, nummular neurodermatitis)
Papular eruption of blacks is a cutaneous condition characterized clinically by small, pruritic papules and histologically by a mononuclear cell-eosinophil perivascular infiltrate. [ 1 ] [ 2 ] See also