Prevalencia de Hipotiroidismo e Hipertiroidismo en pacientes con Melasma atendidos en el Servicio de Dermatología del Hospital General del Norte de Guayaquil (HGNGC) IESS Los Ceibos durante el periodo desde abril del 2017 hasta marzo del 2020.

Abstract

Melasma is a dermatological disorder defined by hyperpigmentation and melanin synthesis in the skin, the prevalence in Latin America is 8.8%, among the various causes that have been investigated there is scientific evidence that there is a relationship with the thyroid hormonal profile. In the present cross-sectional, descriptive, observational, retrospective study, data were extracted from the medical records of the AS400 computer system provided by the HGNG IESS Los Ceibos during the period between April 2017 and March 2020; where a prevalence of 31. 93% in a population of 332 patients where statistically hypothyroid patients are 97.2%, with a mean age of 57.5 years, a mean BMI of 28.13 kg/m2; in turn, 49.1% of the study population had skin phototype III, with significant facial center involvement in 32.1% of the study patients. TSH values presented an average of 8.16 mUl/L and an average FT4 of 1.41 ng/dl, pigeonholing on these averages a diagnosis of subclinical hypothyroidism. The prevalence of hypothyroidism and hyperthyroidism in patients with melasma was higher than proposed in the hypothesis, reaching almost a third of the study population, where almost all of them were patients with hypothyroidism.