195 results
Thyroid Disorders - Differential Diagnosis Algorithm
Hypothyroidism:
 • Hasimoto’s
 • Radioactive Iodine 
 • Hypopituitarism
 • Iodine
Thyroid Disorders ... Hasimoto’s • Radioactive ... @AmyChung #Thyroid ... Diagnosis #Algorithm #Hypothyroid ... #Hyperthyroid
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
normal or increased radioactive ... normal or increased radioactive ... normal; decreased radioactive ... disease course #hypothyroid ... #hyperthyroid #
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Diagnostic Algorithm Radioactive ... concern for nodular thyroid ... Hyperthyroidism #Hyperthyroid
Thyroid Function Test Interpretation Table

TSH, Free T4, Free T3 and Associated Condition
#Diagnosis #Endocrinology #Hyperthyroid #Hypothyroid #Function
Thyroid Function ... Endocrinology #Hyperthyroid ... #Hypothyroid #Function
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Recovery from Non-Thyroid ... Thyrotoxicosis • Non-Thyroid ... Diagnosis #Algorithm #Hypothyroid ... #Hyperthyroid #
Differentiation of Causes of Hyperthyroidism According to Pattern of Radionucleotide Uptake
Reduced uptake:
 • Thyroiditis
 • Exogenous
loading • Ectopic thyroid ... disease • Excess thyroid-stimulating ... adenoma #rai #radioactive
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
with circulating thyroid ... ↑ Free T4 • Thyroid ... suspected • Thyroid ... scintigraphy with radioactive ... Methimazole and PTU) • Radioactive
Graves' Disease Treatment
Thionamides (mainly methimazole)
 • Chance of remission in up to 2 years
 • No
2 years • No thyroid ... 40%) • Low cost Radioactive
Hashitoxicosis

‘Leakage’ symptoms of active Hashimoto’s disease

- Hashitoxicosis (Htx) can occur during the initial hyperthyroid stage in
during the initial hyperthyroid ... s disease, the thyroid ... make too much thyroid ... damaged due to thyroid ... Eventually thyroid
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
T3/Free T4) Radioactive ... Multinodular goiter Radioactive ... • Exogenous thyroid