cover image: Practice  |  Clinical images - Papulonecrotic tuberculid


Practice | Clinical images - Papulonecrotic tuberculid

2 Feb 2024

doi: 10.1503/cmaj.231460 A 48-year-old woman presented to an outpatient clinic in Chengdu, China, with a 6-year history of recurring lesions on her trunk and extremities. [...] The lesions began as 2- to 10-mm purplish-red papules and pustules, which developed necrosis and crust- ing, and then resolved spontaneously within 4 weeks, leaving atrophic varioliform scars (Figure 1). [...] To exclude infec- Figure 1: (A) Multiple purplish-red papulonodular or papulopustular lesions with necrosis tious dermatoses, acid-fast staining and meta- and crusting on the extremities of a 48-year-old woman, which resolved into (B) atrophic genomic next-generation sequencing of lesional varioliform scars. [...] We diagnosed papulo necrotic tuberculid and started a classification, and clinical features. [...] pyrazinamide and ethambutol and 4  months of isoniazid and 3.
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