21 Questions
What is the most common cause of hyperthyroidism?
Graves disease
Which demographic is more frequently affected by Graves disease?
Women
What are common clinical manifestations of hyperthyroidism?
Increased appetite and weight loss
What is the characteristic effect of hyperthyroidism on the patient's metabolic rate?
Increase
What is the most common age range for the onset of Graves disease?
Second to fourth decades
Which of the following is a cause of hyperthyroidism?
Toxic multinodular goiter
What is the primary effect of Graves disease on the thyroid gland?
Abnormal stimulation
What is the main effect of hyperthyroidism on the patient's heart rate?
Tachycardia
Which of the following is a symptom of hyperthyroidism?
Heat intolerance
What is a common gastrointestinal manifestation of hyperthyroidism?
Diarrhea
Which symptom is commonly associated with Graves disease?
Reduced blinking and lid retraction
What changes in menstruation may women with Graves disease experience?
Oligomenorrhea
Which cardiac effect may be related to increased sensitivity to catecholamines in Graves disease?
Sinus tachycardia
What may occur if hyperthyroidism in Graves disease is severe and untreated?
Myocardial hypertrophy and heart failure
How is the diagnosis of advanced Graves disease made?
Symptoms, decreased serum TSH, increased free T4, and increased radioactive iodine uptake
What signs are indicative of greatly increased blood flow through the thyroid gland in Graves disease?
Enlarged thyroid gland, soft and pulsating, thrill palpable, and bruit heard over thyroid arteries
What may be a cause of symptoms of hyperthyroidism in Graves disease?
Excessive administration of thyroid hormone for the treatment of hypothyroidism
What is likely to result from long-standing use of thyroid hormone without close monitoring in Graves disease?
Premature osteoporosis
Which of the following is a symptom of advanced, untreated Graves disease?
Emaciation, intense nervousness, delirium, and disorientation
What may occur with the release of excessive amounts of thyroid hormone in Graves disease?
Inflammation after irradiation of the thyroid or destruction of thyroid tissue by tumor
What may be heard over the thyroid arteries in Graves disease?
A bruit
Test your knowledge of hyperthyroidism with this quiz. Explore the common causes, symptoms, and treatment options for this endocrine disorder.
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