Endocrine System - Hypothyroidism Overview

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Questions and Answers

What is one of the main causes of hypothyroidism worldwide?

  • Iodine sufficiency (correct)
  • Hashimoto’s Thyroiditis
  • Myxedema
  • Congenital hypothyroidism

Which test result indicates prediabetes?

  • Impaired glucose tolerance (2 hr OGTT) of 205 mg/dL (correct)
  • Fasting Blood Glucose (FBG) of 140 mg/dL
  • Hemoglobin A1C of 5.5%
  • Hemoglobin A1C of 6.2%

What can maternal hypothyroidism lead to in infants?

  • Decreased infant IQ and neuropsychological dysfunction (correct)
  • Increased infant IQ
  • Myxedema in infants
  • Congenital hypothyroidism in infants

Which test result indicates diabetes?

<p>Random Blood Glucose (BG) of 180 mg/dL (C)</p> Signup and view all the answers

What is the range for Free T4 levels in cases of hypothyroidism?

<p>0.5-2 ng/dL (B)</p> Signup and view all the answers

What is the main cause of hypothyroidism in iodine-sufficient countries?

<p>Hashimoto's Thyroiditis (A)</p> Signup and view all the answers

Which of the following test results indicates subclinical hypothyroidism?

<p>TSH: &gt; 10 mU/L (B)</p> Signup and view all the answers

What is the potential impact of maternal hypothyroidism on infants?

<p>Neuropsychological dysfunction (B)</p> Signup and view all the answers

Which test result confirms a diagnosis of diabetes?

<p>Random BG: 150 mg/dl (D)</p> Signup and view all the answers

What is a common complication of severe iodine deficiency?

<p>Myxedema (A)</p> Signup and view all the answers

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