19 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid ... T4 +/- T3 → Primary ... symmetrically enlarged thyroid ... → Radioactive Iodine ... #algorithm #diagnosis
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Disease Hyperthyroidism ... uptake Hypothyroidism ... positive • Ablative hypothyroidism ... • Infantile hypothyroidism ... #hyperthyroid #differential
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
- Differential ... Diagnosis and Workup Algorithm ... • Exogenous thyroid ... #Differential # ... Diagnosis #Algorithm
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
• Insomnia Primary ... stimulators • TSH-producing ... or Thyrotropin (TSH ... • Labs: - ↓ TSH ... causes #diagnosis #differential
Thyroid Disorders - Differential Diagnosis Algorithm
Hypothyroidism:
 • Hasimoto’s
 • Radioactive Iodine 
 • Hypopituitarism
 • Iodine
Thyroid Disorders ... - Differential ... Diagnosis Algorithm ... Hypothyroidism ... @AmyChung #Thyroid
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism ... - Differential Diagnosis ... Algorithm High ... #HighThyroid #Differential ... #Diagnosis #Algorithm
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
- Differential ... Diagnosis Algorithm ... • Hypothyroidism ... #Differential # ... Diagnosis #Algorithm
Diagnosis of Primary Amenorrhea
A diagnostic approach to primary amenorrhea. (FSH = follicle-stimulating hormone; LH = luteinizing
Diagnosis of Primary ... luteinizing hormone; TSH ... = thyroid-stimulating ... #Amenorrhea #Differential ... #Algorithm
Hypothyroidism - Differential Diagnosis Algorithm
Central Hypothyroidism
 • Isolated TSH Deficiency
 • Panhypopituitarism
Thyroid Hormone Resistance
Iatrogenic
Primary Hypothyroidism
 -
Differential Diagnosis ... Algorithm Central ... • Isolated TSH ... Resistance Iatrogenic Primary ... • Severe Iodine
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... (low TSH, High T4 ... ) - Diagnostic Algorithm ... Radioactive iodine ... concern for nodular thyroid