“…11 They belong to the spectrum of cutaneous pseudolymphomas, defined as B and/or T lymphocytic infiltrates of the skin exhibiting clinical and/or histopathologic features that mimic those of cutaneous lymphomas, but differing from this latter entity by their benign course. 12,13 Although cases of cutaneous pseudolymphomas have been related to well-identified causal factors such as Borrelia burgdorferi 14 or viral infections, 15,16 drugs, 17,18 or tattoos, 19 causal factors remain unknown in many cases. 12 So far, cutaneous lymphocytomas after vaccination have been scarcely reported, consisting of 3 cases of late-onset nodular lesions occurring in children after immunization with aluminium-adsorbed vaccines.…”