50 results
Thyroid Disorders - Differential Diagnosis Algorithm
Hypothyroidism:
 • Hasimoto’s
 • Radioactive Iodine 
 • Hypopituitarism
 • Iodine
Thyroid Disorders ... Diagnosis Algorithm Hypothyroidism ... • Radioactive Iodine ... Hypopituitarism • Iodine ... @AmyChung #Thyroid
Thyroid Goiter on Physical Exam

Mother and daughter both presenting with thyroid goiters caused by iodine deficiency.
Thyroid Goiter on ... goiters caused by iodine ... #PhysicalExam #iodine ... endocrinology #clinical #video ... #neck #hypothyroidism
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Disease Hyperthyroidism ... increased radioactive iodine ... increased radioactive iodine ... uptake Hypothyroidism ... sick syndrome -
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Toxicosis • Iodine ... with radioactive iodine ... Thionamide - Iodine ... • Radioactive iodine ... endocrinology #signs #symptoms
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid ... Evaluation of Hyperthyroidism ... Possibly Central Hypothyroidism ... symmetrically enlarged thyroid ... → Radioactive Iodine
Differentiation of Causes of Hyperthyroidism According to Pattern of Radionucleotide Uptake
Reduced uptake:
 • Thyroiditis
 • Exogenous
Differentiation of Causes of Hyperthyroidism ... thyroxine • Iodine ... loading • Ectopic thyroid ... disease • Excess thyroid-stimulating ... #radioactive #iodine
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Radioactive Iodine ... disease • Low iodine ... goiter Radioactive Iodine ... • Thyroiditis, Iodine ... • Exogenous thyroid
Amiodarone Thyroid Complications
Amiodarone: 
 - iodine-rich, similar structure to T4, with half life up to 100d
Amiodarone Thyroid ... Amiodarone: - iodine-rich ... dz: iodine load ... Amiodarone Induced Hypothyroidism ... Wolff-Chaikoff effect (iodine
Graves' Disease Treatment
Thionamides (mainly methimazole)
 • Chance of remission in up to 2 years
 • No
2 years • No thyroid ... cost Radioactive Iodine ... : • Permanent hyperthyroidism ... and permanent hyperthyroidism ... endocrinology #hyperthyroidism
Hashitoxicosis

‘Leakage’ symptoms of active Hashimoto’s disease

- Hashitoxicosis (Htx) can occur during the initial hyperthyroid stage in
Hashitoxicosis ‘Leakage’ symptoms ... hormone (hyperthyroidism ... enough of it (hypothyroidism ... ‘Leakage’ symptoms ... is depleted and hypothyroidism