Trombocitopenia hereditaria relacionada a gen MYH-9: Primera familia reportada en Chile con diagnóstico molecular. Caso clínico

We report a 51-year-old female who had a first episode of thrombocytopenia at 23 years of age during a pregnancy. At the age of fifty, a hysterectomy was indicated due to a metrorrhagia: a platelet count of 21,000/ul was detected. She was treated with eltrombopag with a good response. The family history of the patient revealed the presence of thrombocytopenia in several family members. Suspecting a hereditary thrombocytopenia, a genetic study revealed a mutation in the MYH-9 gene. This mutation can be suspected when there is a family history of thrombocytopenia with autosomal dominant inheritance, macrothrombocytopenia and in this particular case, due to the response to thrombopoietin receptor agonist, eltrombopag.

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Bibliographic Details
Main Authors: Conte,Guillermo, López,Miguel, Alarcón,Pablo
Format: Digital revista
Language:Spanish / Castilian
Published: Sociedad Médica de Santiago 2018
Online Access:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0034-98872018000901074
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