Riassunto
Ifarmaci utilizzati per il trattamento dell’iperparatiroidismo primario (IP) possono essere divisi in due principali gruppi: i) anticatabolici che inibiscono l’aumentato turnover osseo quali composti estrogeno-simili (estrogeni e raloxifene) e bisfosfonati, e ii) farmaci che interferiscono con la secrezione di PTH (calciomimetici, cinacalcet). Non sono attualmente disponibili farmaci che interferiscono con l’azione del PTH. Tutti i suddetti farmaci sono capaci di ridurre parzialmente i livelli di calcemia. Due studi di piccole dimensioni suggeriscono che il raloxifene può aumentare la densità minerale ossea (BMD) e ridurre i livelli di calcemia in pazienti con IP. I bisfosfonati determinano una lieve riduzione della calcemia e un aumento della BMD ma possono aumentare i livelli di PTH. Il cinacalcet determina una riduzione della calcemia e del PTH, ma non ha effetti sulla BMD. Al momento attuale, non sono disponibili dati sull’effetto di questi farmaci sul rischio di frattura, ed altre manifestazioni dell’ IP quali litiasi renale e malattia cardiovascolare.
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Cetani, F., Ambrogini, E., Banti, C. et al. Terapia medica dell’iperparatiroidismo primario. L’Endocrinologo 9, 54–61 (2008). https://doi.org/10.1007/BF03344609
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DOI: https://doi.org/10.1007/BF03344609