8 results
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
• Insomnia Primary ... Toxic diffuse goiter ... (Graves' disease ... antibodies (TRAb) if Graves ... #causes #diagnosis
Differentiation of Causes of Hyperthyroidism According to Pattern of Radionucleotide Uptake
Reduced uptake:
 • Thyroiditis
 • Exogenous
Differentiation of Causes ... of Hyperthyroidism ... loading • Ectopic thyroid ... increased uptake: • Graves ... Toxic multinodular goiter
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid ... high T4 +/- T3 → Primary ... ophthalmopathy → Graves ... → Radioactive Iodine ... #algorithm #diagnosis
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Diagnosis and Workup Algorithm ... High Uptake: • Graves ... , Multinodular goiter ... • Exogenous thyroid ... Differential #Diagnosis #Algorithm
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism ... Differential Diagnosis Algorithm ... Disease: • Grave's ... Toxic Multinodular Goiter ... endocrinology #causes
Graves Disease - Autoimmune Hyperthyroidism
Epidemiology: Most common cause of hyperthyroidism, Incidence peaks at 30-50
Diagnosis: 
1 )
Graves Disease - ... Epidemiology: Most common cause ... Diagnosis: 1 ) Primary ... palpitations, Goiter ... • Radioactive iodine
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Disease Hyperthyroidism ... : • Graves disease ... high; in some cases ... Toxic multinodular goiter ... uptake Hypothyroidism
Hypothyroidism - Differential Diagnosis Algorithm
Central Hypothyroidism
 • Isolated TSH Deficiency
 • Panhypopituitarism
Thyroid Hormone Resistance
Iatrogenic
Primary Hypothyroidism
 -
Differential Diagnosis Algorithm ... Panhypopituitarism Thyroid ... Resistance Iatrogenic Primary ... • Severe Iodine ... endocrinology #causes