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Tumor necrosis factor-α (TNF-α) antagonists have become increasingly popular in the treatment of psoriasis. However, the increased risk of latent tuberculosis infection (LTBI) reactivation has also become an important issue in clinical practice. The aim of this study was to evaluate serial QuantiFERON-TB Gold In-Tube (QFT-GIT) testing for detecting LTBI among a cohort of psoriatic patients vaccinated...
Lichen nitidus (LN) is an uncommon dermatosis of unknown etiology. LN confined to the palms is an unusual presentation and only a few cases have been reported. The clinical features may mimic pompholyx, pitted keratosis, and porokeratotic eccrine ostial and dermal duct nevus. We herein report a rare case of palmar purpuric LN with characteristic dermoscopic findings.
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