12 results
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Abnormal Serum TSH ... • Hypothyroidism ... Recovery from Non-Thyroid ... #Hypothyroid #Hyperthyroid ... #Endocrinology
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
or high; normal ... or high; normal ... disease course #hypothyroid ... #hyperthyroid # ... differential #diagnosis #endocrinology
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
normal T4 → Possibly ... • Low TSH, normal ... Can repeat labs ... Scan • High or normal ... #endocrinology
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism ... Differential Diagnosis Algorithm ... High/Normal Radioiodine ... Struma Ovarii #Hyperthyroidism ... #endocrinology
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... (low TSH, High T4 ... concern for nodular thyroid ... #Hyperthyroid # ... #Workup #Endocrinology
Algorithmic Approach to Hypothyroidism - Differential Diagnosis and Management Framework

Central Hypothyroidism (Secondary or tertiary) ↓TSH, ↓FT4
Algorithmic Approach ... obtain TPOAb Euthyroid ... Differential #Diagnosis #algorithm ... #endocrinology ... #hypothyroid #Management
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
goiter • Toxic diffuse ... or Thyrotropin (TSH ... Hypotension • Labs ... : - ↓ TSH, ↑ FT4 ... #differential #endocrinology
Hypothyroidism and Hyperthyroidism - Symptoms and Signs
Hypothyroidism:
 - General - From asymptomatic to myxedema coma, “Like
retraction and lid lag ... ophthalmoplegia) • ± Diffuse ... osculating over thyroid ... #Hyperthyroid # ... Signs #Diagnosis #endocrinology
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Differential Diagnosis Algorithm ... High Prolactin + Normal ... High Prolactin + Normal ... • Primary Hypothyroidism ... #Endocrinology
Gynecomastia - Differential Diagnosis Algorithm
No Testicular Mass on Ultrasound
 • Adrenal Neoplasm
 • Increased Extraglomerular Aromatase
Hyperthyroidism ... Germ Cell Tumor Normal ... T4 and TSH • ... Secreting Tumor Normal ... #causes #endocrinology