Consideration of a family case of X-linked hypophosphatemia through the prism of modern diagnostic and treatment methods

Autor: L.I. Vakulenko
Jazyk: English<br />Ukrainian
Rok vydání: 2024
Předmět:
Zdroj: Počki, Vol 13, Iss 3, Pp 220-227 (2024)
Druh dokumentu: article
ISSN: 2307-1257
2307-1265
94282846
DOI: 10.22141/2307-1257.13.3.2024.467
Popis: Background. X-linked hypophosphatemia is the most common form of hereditary vitamin D-resistant rickets. Today, there is a late diagnosis, later treatment start and a significant deterioration in the quality of life of patients with X-linked hypophosphatemia. The aim of the study is to use a clinical case as an example in order to draw attention to the problem of X-linked hypophosphatemia and consider traditional and novel approaches to the diagnosis and the­rapy. Materials and methods. We analyzed a family case of ­X-linked hypophosphatemia in a 4-year-old boy. Results. Based on the analysis of a family case, modern approaches to clinical, laboratory and instrumental diagnosis recommended by international clinical guidelines for the diagnosis and treatment of X-linked hypophosphatemia are considered. The causes for late diagnosis, advantages and disadvantages of traditional therapy are analyzed. Treatment was adjusted including phosphate and active vitamin D preparations, ta­king into account international clinical guidelines. The latest data are presented on the treatment of X-linked hypophosphatemia with biological therapy using burosumab. The results of short-term stu­dies on the efficacy and safety of burosumab in children and adults are described. Conclusions. X-linked hypophosphatemia is a complex hereditary tubulopathy requiring timely diagnosis, treatment and thorough patient management by a multidisciplinary team of doctors. Once X-linked hypophosphatemia is suspected, a clinical, laboratory and instrumental examination of a patient should be carried out in accordance with international recommendations. Although traditional therapy has limited therapeutic efficacy and side effects, its early initiation is associated with better outcomes. A significant progress in the treatment of hypophosphatemic vitamin D-resistant rickets was achieved due to the biological therapy with burosumab aimed at its pathophysiological mechanisms. The profile of burosumab effects allows this therapy to be considered life-saving.
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