Catalina Matiz

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We describe a previously healthy 15-month-old girl who developed ecthyma gangrenosum (EG)-like lesions secondary to methicillin-sensitive Staphylococcus aureus (MSSA). Her systemic symptoms and negative blood cultures suggested MSSA toxin-mediated effects. When toxin-mediated systemic symptoms accompany such lesions, pathogens other than Pseudomonas(More)
Nickel is the most common allergen causing allergic contact dermatitis in patch-tested children, especially in female children. Allergy to this metal can manifest in a variety of ways. In this case series, we present four children to illustrate the different presentations of nickel allergy confirmed by patch testing. Localized, id, and systemic nickel(More)
BACKGROUND Little is known about the epidemiology of allergic contact dermatitis (ACD) in US children. More widespread diagnostic confirmation through epicutaneous patch testing is needed. OBJECTIVE The aim was to quantify patch test results from providers evaluating US children. METHODS The study is a retrospective analysis of deidentified patch test(More)
Henna, derived from a combination of natural leaves and coloring additives, is a common decorative dye traditionally used in many Islamic religious celebrations. Para-phenylenediamine (PPD), a major component of black henna tattoo, is a strong sensitizer and common allergen. We report a case of severe connubial allergic contact dermatitis after black henna(More)
BACKGROUND Patients with moderate to severe atopic dermatitis (AD) often have a concurrent diagnosis of contact dermatitis, but patch testing in these patients presents a unique set of challenges. Barrier impairment and Staphylococcus aureus colonization and infection, along with the sealed occlusion that takes place during the patch testing procedure, can(More)
Xanthomatous skin lesions and arthritis in children are not a common association. We present the case of a 3 year old girl who presented with xanthomatous lesions in the periungual region of both hands, around the nares and on her forehead, associated with significant arthritis that was clinically compatible with multicentric reticulohistiocytosis. However,(More)
BACKGROUND Compositae-related chemicals cause allergic contact dermatitis (ACD) in children with atopic dermatitis (AD). Moisturizers can be an overlooked exposure source. OBJECTIVE To evaluate ACD in children with recalcitrant AD and a reported history of intolerance to Aquaphor Healing Ointment (AHO) moisturizer. METHODS We retrospectively reviewed(More)