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1.
Acta méd. costarric ; 61(4): 187-189, oct.-dic. 2019. tab
Article in Spanish | LILACS | ID: biblio-1054730

ABSTRACT

Resumen Se presenta un caso de una paciente de 69 años de edad y sin antecedentes personales o familiares de patología tiroidea alguna, que asiste con un estado convulsivo de aparición súbita, de hemicuerpo derecho y relajación esfinteriana, asociado, además, a trastornos del estado de conciencia, bradicardia, bradipnea y edema de difícil Godet en miembros inferiores. Los exámenes complementarios mostraron acidosis respiratoria, hiposecreción de T4 y elevación de la hormona estimulante de la tiroides por retroalimentación negativa. Estos resultados corroboraron el diagnóstico presuntivo de coma mixedematoso. Se emprendió el tratamiento hormonal correspondiente con levotiroxina, al cual respondió satisfactoriamente y fue egresada a los 24 días de su ingreso, pendiente de valoración por el especialista de endocrinología.


Abstract We present the case of a 69-year-old female patient with no personal or family history of any thyroid disease, who attends with a convulsive state of sudden onset, right hemibody and sphincter relaxation, also associated with disorders of the state of consciousness, bradycardia, bradypnea and edema of difficult godet in lower limbs. Complementary analyses showed respiratory acidosis, hyposecretion of T4 and elevation of the thyroid stimulating hormone by negative feedback. These results corroborated the presumptive diagnosis of myxedema coma. The corresponding hormonal treatment with levothyroxine was undertaken, to which it responded satisfactorily and was discharged 24 days after admission, pending evaluation by the endocrinology specialist for an outpatient hormone replacement therapy.


Subject(s)
Humans , Female , Aged , Thyroid Hormones , Coma , Cuba , Hypothyroidism , Myxedema
2.
J. bras. med ; 101(5): 43-48, set.-out. 2013. tab
Article in Portuguese | LILACS | ID: lil-706145

ABSTRACT

A insuficiência adrenal (IA) consiste em síndrome clínica rara, decorrente da deficiência de glicocorticoides e/ou mineralocorticoides, podendo ser primária. A insuficiência adrenal aguda consiste em emergência endócrina rara, resultante da diminuição súbita do cortisol circulante, ou de aumento significativo da demanda por esse hormônio em pacientes com algum grau de disfunção adrenal, ocorrendo mais frequentemente no contexto da IA primária. O prognóstico da doença depende do reconhecimento e intervenção terapêutica precoces


Adrenal insuficiency (AI) consists of a rare clinical syndrome resulting from glucocorticoids and/or mineralocorticoids deficiency. Adrenal insufficiency may be primary. The acute AI is a rare endocrine emergency resulting from sudden decrease of circulating cortisol or, elevated demand for this hormone in patients with some degree of adrenal disfunction, occuring more frequently in primary AI. The prognosis depends on early recognition and precocious therapeutic intervention


Subject(s)
Humans , Male , Female , Glucocorticoids/deficiency , Adrenal Insufficiency/diagnosis , Adrenal Insufficiency/therapy , Mineralocorticoids/deficiency , Acute Disease , Adrenal Cortex/physiopathology , Addison Disease/therapy , Glucocorticoids/administration & dosage , Hydrocortisone/therapeutic use , Adrenocorticotropic Hormone , Mineralocorticoids/administration & dosage , Endocrine System/physiopathology , Clinical Laboratory Techniques/methods
3.
Medwave ; 13(4)mayo 2013. tab
Article in Spanish | LILACS | ID: lil-679666

ABSTRACT

Las células foliculares de la glándula tiroides producen las hormonas tiroxina y triyodotironina, reguladas por la hormona tirotrópica de la hipófisis anterior o tiroestimulante. El coma mixedematoso es definido como un hipotiroidismo profundo que se caracteriza por alteraciones de la conciencia que van desde letargia, estupor y coma al cual se asocia hipotermia, hipoglucemia, convulsiones, hipotensión arterial y manifestaciones de un hipotiroidismo descompensado. La causa o factor desencadenante puede prevenirse si existe diagnóstico previo de hipotiroidismo primario con tratamiento sustitutivo de hormonas tiroideas bien establecido o bien, si en ausencia de diagnóstico éste se sospecha y se trata adecuadamente. Constituye una urgencia médica de mortalidad elevada, donde los factores medioambientales como el frío, infecciones severas e intoxicaciones medicamentosas son importantes factores desencadenantes. Se presenta el caso de un adulto mayor de 74 años, de sexo masculino, sin antecedentes de enfermedad tiroidea que ingresó en Sala de Medicina Interna del Hospital Enrique Cabrera, Habana, Cuba, en el mes de diciembre de 2011, con signología clínica y de laboratorio propias de la hipofunción tiroidea, siendo confirmado coma mixedematoso y con evolución desfavorable.


The follicular cells of the thyroid gland produce thyroxine and triiodothyronine hormones, as regulated by the thyrotropic hormone of the anterior pituitary, also called thyroid stimulating hormone. Myxedema coma is defined as profound hypothyroidism characterized by impairment of consciousness ranging from lethargy to stupor and coma, associated with hypothermia, hypoglycemia, seizures, hypotension, and manifestations of uncompensated hypothyroidism. The condition can be prevented if diagnosis of primary hypothyroidism is established and thyroid hormone replacement therapy is instituted. It is considered a medical emergency with high mortality rates, where environmental factors such as cold, severe infections and drug poisoning are important triggering factors. We report the case of a 74 year old male adult with no history of thyroid disease who was admitted to the Internal Medicine Ward of the “Enrique Cabrera” Hospital, Havana, Cuba, in December 2011, with clinical and laboratory signs of thyroid hypofunction. Myxedema coma was confirmed and patient course was untoward.


Subject(s)
Humans , Male , Aged , Coma/etiology , Myxedema/complications , Myxedema/diagnosis , Diagnosis, Differential
4.
Rev. cuba. endocrinol ; 23(3): 273-280, sep.-dic. 2012.
Article in Spanish | LILACS, CUMED | ID: lil-663852

ABSTRACT

El coma mixedematoso es la forma más severa y profunda del hipotiroidismo. Se presenta con mayor frecuencia en mujeres y ancianos. Entre los factores precipitantes se encuentran: la sepsis, la exposición al frío, los eventos agudos graves, el uso de anestésicos, sedantes o narcóticos, así como la descontinuación del tratamiento sustitutivo con hormonas tiroideas, entre otros. El diagnóstico clínico se realiza por la presencia de síntomas y signos característicos de un hipotiroidismo severo, con hipotermia y alteraciones de la conciencia. Apoyan este diagnóstico los hallazgos de laboratorio: hiponatremia, hipoxemia, hipercapnia, alteraciones hemoquímicas y el aumento de la tirotropina por la disminución de las hormonas tiroideas en el caso de la enfermedad primaria. El tratamiento se debe realizar en una unidad de cuidados intensivos, con monitorización, medidas de soporte respiratorio y cardiovascular, calentamiento corporal interno, hidratación, corrección de la hipotensión y de los trastornos electrolíticos. Se administrarán, además, glucocorticoides, antibióticos de amplio espectro y hormonas tiroideas. La evolución depende de la demora en el inicio del tratamiento, la edad, las comorbilidades, la hipotermia persistente y las complicaciones asociadas(AU)


Myxedema coma is the most severe and deepest form of hypothyroidism. It occurs more often in the women and the elderly. Among the unleashing factors found are sepsis, exposure to cold, acute severe events, use of anesthetic drugs, sedatives or narcotics as well as the interruption of the replacement treatment with thyroid hormones, among others. The clinical diagnosis is based on the presence of symptoms and signs that are characteristic of severe hypothyroidism, with hypothermia and altered consciousness. This diagnosis is also supported by the lab findings: hyponatremia, hypoxemia, hypercapnia, hemochemical alterations and the rise of thyrotropin due to the decrease of thyroid hormones in the case of the primary disease. The patient should be treated in an intensive care unit, by using monitoring, respiratory and cardiovascular support, internal body heating, hydration, correction of hypotension and control of electrolytic disorders. Additionally, glycocorticoids, broad-spectrum antibiotics and thyroid hormones should be administered. The progression of the disease depends on the delay in starting the treatment, the age, the comorbidities, the persistent hypothermia and the associated complications(AU)


Subject(s)
Female , Aged , Hypothyroidism/complications , Hypothyroidism/diagnosis , Myxedema/complications , Emergencies
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