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- Morbilliform eruptions tend to present with diffuse papules coalescing into plaques. In darker skin, these papules are often violaceous to dark brown with minimal to no visible background erythema. In contrast, lighter skin tends to show bright pink to red papules with a marked background of erythema.
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What is a morbilliform drug eruption?
What are the symptoms of a morbilliform drug eruption?
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What is the difference between shape and configuration of lesions and eruptions?
Mar 7, 2024 · Cell-mediated immune reaction; sensitized lymphocytes react with drug, liberating cytokines, which trigger cutaneous inflammatory response b. Sulfamethoxazole, anticonvulsants, allopurinol. Morbilliform exanthematous reactions, fixed drug eruption, lichenoid eruptions, Stevens–Johnson syndrome, toxic epidermal necrolysis
Mar 7, 2024 · The kinds of cutaneous reactions are varied. Exanthems (erythematous, morbilliform or maculopapular), urticaria, fixed drug eruptions, and erythema multiforme are the most common. Figure 18-1 is an urticarial reaction from Augmentin and Fig. 18-2 shows a morbilliform eruption from ampicillin. Constitutional symptoms of low-grade fever and ...
1 day ago · This differential diagnostic approach will factor in diagnostic determinants such as reaction patterns and color. Each of the commonly encountered shapes, configurations, and groupings is listed in the textbox below and will be considered in turn.
Mar 12, 2024 · Morbiliform rashes are the most common form of drug eruption. Illustrated in Fig. 21-2 is a reaction to chloroquine (Plaquenil). Other common causes are amoxicillin, cephalosporins, semisynthetic penicillins, and barbiturates. Constitutional symptoms of low-grade fever and malaise may be associated with such drug eruptions.
Mar 20, 2024 · A drug hypersensitivity reaction is an adverse, allergic response to an ingested or parenterally administered drug characterized by a cutaneous eruption. There are several different immune mechanisms thought to play a role: Type I: IgE-dependent drug reactions characterized by urticaria, angioedema, and anaphylaxis.
Feb 29, 2024 · Because of the appearance of this patient’s rash, a morbilliform (also called maculopapular) drug eruption should be considered. A drug eruption is the most common drug...