260 results
Graves Disease - Autoimmune Hyperthyroidism
Epidemiology: Most common cause of hyperthyroidism, Incidence peaks at 30-50
Diagnosis: 
1 )
Graves Disease - Autoimmune ... (take time) • Radioactive ... Graves #Disease #Autoimmune
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Infection, Malignancy, Autimmune ... Lymphocytopenia: Infections, Autoimmune ... Infections, Drugs, Autoimmune ... Infection, Malignancy, Autoimmune
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
normal or increased radioactive ... normal or increased radioactive ... increased; decreased radioactive ... normal; decreased radioactive
Thyroid Disorders - Differential Diagnosis Algorithm
Hypothyroidism:
 • Hasimoto’s
 • Radioactive Iodine 
 • Hypopituitarism
 • Iodine
Hasimoto’s • Radioactive
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
Autoimmune:
 • Isolated
 • Polyglandular autoimmune syndrome 1
 •
Diagnosis Algorithm Autoimmune ... Polyglandular autoimmune ... Polyglandular autoimrnune
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
T3/Free T4) Radioactive ... Multinodular goiter Radioactive
Millicurie limit guidelines for major and minor radioactive spills.
I-131 - 1mCi
In-111 - 10 mCi
F-18 - 10
major and minor radioactive ... Label "caution radioactive ... limits #guidelines #radioactive
Graves' Disease Treatment
Thionamides (mainly methimazole)
 • Chance of remission in up to 2 years
 • No
40%) • Low cost Radioactive
Hemolysis Classification - Intrinsic and Extrinsic Causes

Commentary: Another way to think of immune hemolysis would be
hemolysis would be autoimmune ... already listed) and alloimmune
Differentiation of Causes of Hyperthyroidism According to Pattern of Radionucleotide Uptake
Reduced uptake:
 • Thyroiditis
 • Exogenous
adenoma #rai #radioactive