Case Report: Research & Clinical Takeaways

In one patient, the skin metastasis from breast cancer showed expression of SARS-CoV-2 spike protein.

In darker phototypes with refractory melasma, a single 755‑nm picosecond alexandrite laser session followed by topical JAK inhibition and...

The patient experienced substantial improvement in symptoms with upadacitinib.

In pediatric HSCT recipients, spiny folliculocentric eruptions mimicking lichen spinulosus can signal cutaneous cGVHD; exclude trichodysplasia...

When multiple soft, flesh‑colored papules or nodules cluster within one dermatome, consider segmental neurofibromatosis; biopsy showing S100‑positive...

A diagnostic vignette of a woman in her 30s with a 1-year history of painful annular eruptions on the anterior neck that began as erythematous...

In vasculitic-appearing eruptions, consider monoclonal cryoglobulinemia and assess for an underlying B‑cell lymphoproliferative disorder when...

In a child with vesicular hand lesions that spread into concentric rings, include bullous tinea manuum in the differential diagnosis.

Docetaxel can trigger localized, unilateral scleroderma without Raynaud’s or nailfold changes; consider biopsy to confirm when new, limb-limited...

A single-patient case report of Trichophyton mentagrophytes internal transcribed spacer genotype VII presenting as tinea genitalis, glutealis, and...

Recognize that panitumumab may be associated with trichomegaly and severe acneiform eruptions; monitor skin and hair changes during treatment.

SARS‑CoV‑2 spike protein was detected in the acrosyringium and eccrine glands of the miliaria-like lesions.

Single-patient clinical vignette: a healthy woman in her 30s developed a persistent blue-green plaque on the hand after a twisting injury; the...