However, and in line with our experience, other authors did not find these structures in weak positive reactions.8 Corazza et al.5,6 found vascular structures to be highly sensitive and prevalent in allergic reactions and to be constant in weak positive reactions, with a negative predictive value of 100%, suggesting that the absence of such reactions would almost rule out a diagnosis of allergic reaction.6 In contrast, other studies only report vascular abnormalities that can be distinguished from basal erythema in little more than 20% of cases (our experience is similar).8 As for morphology, dotted vessels (Fig
However, in April 2024, the current Administration announced an indefinite delay in implementing these rules
Copper (Cu) Filter materials or manufacturing residues
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Smoking is also known to be responsible for irregular menstruation, infertility and early onset of menopause
