Christine L. Chan

All articles by Christine L. Chan

Thyroid screening/hypothyroidism

OVERVIEW: What every practitioner needs to know Hypothyroidism in the neonate can be divided into 3 forms: 1) Permanent Ectopy (50%)Continue Reading Agenesis (30%) Hypoplasia (5%) 10% caused by hereditary defects in thyroid hormone synthesis <5% Central hypothyroidism 2) Transient “Sick euthyroid” syndrome – abnormal thyroid function due to hypothalamic-pituitary-axis changes during critical illness, also…


OVERVIEW: What every practitioner needs to know Are you sure your patient has neonatal hyperthyroidism? What are the typical findings for this disease? Key signs on physical examination are the following Tachycardia Hyperactivity Thyromegaly Other signs and symptoms include the following PrematurityContinue Reading Small for gestational age Poor weight gain despite a voracious appetite Irritability…

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