Dear Editor: Hand, foot and mouth disease (HFMD) is a common childhood infection caused by coxsackieviruses (CV) A5, A6, A7, A10, A16, B1, B2, B3 and B5, and by enterovirus (EV) A71 (1-10). HFMD affects individuals of all ages, with severe cases occurring in patients aged one year or younger (1-3). A very recent review article on HFMD was published in this journal by Herrera Ortiz JU et al. which emphasizes the sanitary conditions that predispose to the increase of this disease and the need for efficient vaccination against all causative agents in order to avoid its spread and epidemic outbreaks (2). The authors analyzed 43 data sources published up to 2022, and the synthesis of this evaluation was clearly explained, which increased the general interest of healthcare workers. Given the importance of this type of research, the purpose of the following comments on new references from 2024...

Dear Editor: We have read the recent article published by Damián-Mucha et al. in this journal, which addresses the main features of Fahr's disease in an older adult (1). The diagnosis was incidental, based on non-contrast CT scan of the brain performed during the evaluation of an accidental fall, which revealed typical basal ganglia calcifications with lenticular predominance. Due to multiple comorbidities, the patient received multidisciplinary care during 41 days of hospitalization and subsequently remained under specialized home medical care for older adults (1). The authors emphasized the role of comprehensive clinical evaluation, laboratory and imaging tests, and geriatric counseling in providing quality care to these patients (1). In addition, they underscored the main features of Fahr's disease: progressive neurological dysfunction, basal ganglia calcifications, absence of endocr...

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Manuscripts about pseudoporphyria (PP) andporphyria cutanea tarda (PCT) are commented here,emphasizing some gastroenterological relationshipsand possible diagnostic challenges or misdiagnosis,in special for daily practice of primary health careworkers. Batrani et al. described PP associated withthe use of imatinib and manifested by bullae, erosions,scarring and milia on the dorsum of hands and feet,in absence of photosensitivity (1). Biopsy sampleshowed subepidermal blister, dermal festooning ofpapillae and thickened vessels; and the level of urinaryporphyrin was within the normal range (1). Imatinibhas been also associated with PCT; however, in thispatient the diagnosis was consistent with PP (1). Peláez-Castro et al. reported the first Peruvian case of PP ina hemodialytic woman with facial hyperpigmentation,bilateral bullae on the fingers, and some crusts onthe dorsum of hands (2). Bi...