Gustavo Queiroz Sampaio
Bachelor of Science in Pharmacy, Fametro University Center, Manaus, Amazonas, Brazil
Publications
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Research Article
Between Biological Sex and Lived Gender: Considerations for The Interpretation of Laboratory Tests in Transgender Patients
Author(s): Gustavo Queiroz Sampaio, Ana Cristina da Silva Pinto, Suzy Christine Goes de Melo Martins, Eduardo da Costa Martins and Gabrielle Araujo de Melo*
The interpretation of laboratory tests in transgender patients requires a critical understanding of the interactions between biological sex, lived gender, and gender-affirming therapies. Natural and treatment-induced hormonal variations can alter laboratory parameters in a way that compromises diagnoses if conventional criteria based on natal sex are applied without adjustment. The overall objective is to understand how biological sex, gender identity, and medical-hormonal interventions influence laboratory results, proposing interpretative guidelines for clinical practice. This study is an integrative literature review of the Google Scholar, SciELO, and LILACS databases, covering the period from 2020 to 2025. Original studies, reviews, and undergraduate theses in Portuguese that addressed biochemical, hematological, and hormonal alterations in transgender individuals, with or without.. Read More»