15 results
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
increased radioactive iodine ... increased radioactive iodine ... decreased radioactive iodine ... decreased radioactive iodine ... differential #diagnosis #endocrinology
Thyroid Disorders - Differential Diagnosis Algorithm
Hypothyroidism:
 • Hasimoto’s
 • Radioactive Iodine 
 • Hypopituitarism
 • Iodine
Thyroid Disorders ... Differential Diagnosis Algorithm ... • Radioactive Iodine ... Hypopituitarism • Iodine ... #Hypothyroid #Hyperthyroid
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Differential Diagnosis Algorithm ... Recovery from Non-Thyroid ... Thyrotoxicosis • Non-Thyroid ... #Hypothyroid #Hyperthyroid ... #Endocrinology
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Radioactive Iodine ... disease • Low iodine ... goiter Radioactive Iodine ... • Thyroiditis, Iodine ... #endocrinology
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism (low TSH ... Radioactive iodine ... concern for nodular thyroid ... Hyperthyroidism #Hyperthyroid ... #Workup #Endocrinology
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Toxicosis • Iodine ... with radioactive iodine ... Thionamide - Iodine ... • Radioactive iodine ... hyperthyroidism #causes
Differentiation of Causes of Hyperthyroidism According to Pattern of Radionucleotide Uptake
Reduced uptake:
 • Thyroiditis
 • Exogenous
Differentiation of Causes ... thyroxine • Iodine ... thyroid hormone ... #radioactive #iodine ... hyperthyroidism #endocrinology
Thyroid Goiter on Physical Exam

Mother and daughter both presenting with thyroid goiters caused by iodine deficiency.
Thyroid Goiter on ... goiters caused ... by iodine deficiency ... #PhysicalExam #iodine ... #deficiency #endocrinology
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid ... symmetrically enlarged thyroid ... → Radioactive Iodine ... Hyperthyroidism #algorithm ... #diagnosis #endocrinology
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Differential Diagnosis Algorithm ... Positive anti-TSH ... Differential #Diagnosis #Algorithm ... #endocrinology ... #causes