title: Letter: Primary Hyperparathyroidism after Roux-en-Y gastric Bypass.
authors.affiliation: Federal University of Minas Gerais, Belo Horizonte, Minas Gerais, Brazil. mfhsdiniz@ufmg.br.
authors.forename: Maria de Fátima
authors.initials: Mde F
authors.lastname: Haueisen Sander Diniz
authors.affiliation: Federal University of Minas Gerais, Belo Horizonte, Minas Gerais, Brazil.
authors.forename: Alline Maria Rezende
authors.initials: AM
authors.lastname: Beleigoli
authors.affiliation: Federal University of Minas Gerais, Belo Horizonte, Minas Gerais, Brazil.
authors.forename: Alexandre Lages
authors.initials: AL
authors.lastname: Savassi-Rocha
authors.affiliation: Federal University of Minas Gerais, Belo Horizonte, Minas Gerais, Brazil.
authors.forename: Soraya Rodrigues
authors.initials: SR
authors.lastname: de Almeida Sanches
authors.affiliation: Federal University of Minas Gerais, Belo Horizonte, Minas Gerais, Brazil.
authors.forename: Marco Túlio Costa
authors.initials: MT
authors.lastname: Diniz
mesh_terms: D005260:Female; D015390:Gastric Bypass / Q000009:adverse effects*; D006801:Humans; D049950:Hyperparathyroidism, Primary / Q000209:etiology*; D009767:Obesity, Morbid / Q000601:surgery*