[Peculiarities of preparing a patient with a cochlear implant for a magnetic resonance imaging].

Objective: To develop an algorithm of actions aimed at preparing a patient with a cochlear implant for magnetic resonance imaging (MRI).

Material And Methods: A deaf patient after bilateral cochlear implantation (CI) came to St. Vladimir Children's City Clinical Hospital (Moscow) with symptoms of the demyelinating disease for MRI of the brain and spinal cord.

[Periodontal status evaluation in adolescents with hereditary rickets-like diseases].

Background: Hypophosphatemic rickets (HPPR) and hypophosphatasia (HPP) are hereditary pathologies accompanied by phosphorus metabolism problems and rickets deformities of the skeleton. Periodontal diseases, their diagnostic methods and factors affecting the progress of periodontal tissue damage are the least studied among the dental manifestations of HPPR and HPP.

Objective: The aim of present cohort study was evaluation of periodontal tissue status in adolescents with HPPR and HPP.