Shingles, also termed herpes zoster (HZ), is due to the reactivation of the varicella zoster virus (VZV) in a dorsal root nerve ganglion with an intra-axonal passage of the virus to a predetermined dermatome. The risk of HZ increases with age, as well as the morbidity risks. The most feared complication is post-herpetic neuralgia, defined as persisting pain sensations three months after the resolution of the skin lesions.
View Article and Find Full Text PDFJ Eur Acad Dermatol Venereol
October 2024
Pyoderma gangrenosum (PG) is a rare neutrophilic dermatosis. Half of the cases are associated with an immune dysfunction and are frequently triggered by pathergy such as a tissular aggression via surgery or burn wounds. A patient with ulcerative colitis presented a PG at the site of an iontophoresis patch for tendinopathy.
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