12 results
Thyroid Function Test Interpretation Table

TSH, Free T4, Free T3 and Associated Condition
#Diagnosis #Endocrinology #Hyperthyroid #Hypothyroid #Function
Thyroid Function ... Test Interpretation ... Table TSH, Free T4 ... Condition #Diagnosis #Endocrinology ... Hypothyroid #Function
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid Function ... Tests in the Evaluation ... T4 → Possibly Central ... #algorithm #diagnosis ... #endocrinology
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Laboratory Evaluation ... Thyroid Disease Hyperthyroidism ... disease course #hypothyroid ... #hyperthyroid # ... differential #diagnosis #endocrinology
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Abnormal Serum TSH ... Differential Diagnosis Algorithm ... • Sub-clinical Hypothyroidism ... #Hypothyroid #Hyperthyroid ... #Endocrinology
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... (low TSH, High T4 ... Check pregnancy test ... #Hyperthyroid # ... #Workup #Endocrinology
Hypothyroid Myopathy
Very common (up to 80% ) in patients with hypothyroidism
Pathophysiology:
 • T4 deficiency leads to
patients with hypothyroidism ... Pathophysiology: • T4 ... deficiency leads to abnormal ... impairs musde function ... signs #symptoms #endocrinology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Differential Diagnosis Algorithm ... Mellitus Liver Function ... Tests/Enzymes: ... /uremia TSH & T4 ... : • Hypothyroidism
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Mellitus Liver Function ... Tests/Enzymes: ... /uremia TSH & T4 ... : • Hypothyroidism ... • Hyperthyroidism
Gynecomastia - Differential Diagnosis Algorithm
No Testicular Mass on Ultrasound
 • Adrenal Neoplasm
 • Increased Extraglomerular Aromatase
Differential Diagnosis Algorithm ... Tumor Increased T4 ... Decreased TSH • Hyperthyroidism ... T4 and TSH • ... #causes #endocrinology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
- Evaluation of ... Standard Stim test ... this indicates normal ... adrenal function ... #Endocrinology