523 results
Algorithm for the diagnostic workup of hyperthyroidism. (T3 = triiodothyronine; T4 = thyroxine; TSH = thyroid-stimulating
Algorithm for the ... diagnostic workup ... (T3 = triiodothyronine ... thyroxine; TSH = thyroid-stimulating ... #diagnosis #workup
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
of Patients for Thyroid ... high; in some cases ... iodine uptake; thyroid ... iodine uptake; thyroid ... #differential #diagnosis
Thyroid Function Tests (TFTs) and Interpretation

 • TSH, Free T4, Free T3
 • T3 Uptake
 •
Thyroid Function ... Free T4, Free T3 ... • T3 Uptake ... @DharSaty #Thyroid ... endocrinology #diagnosis
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
- Differential Diagnosis ... Algorithm Increased ... Recovery from Non-Thyroid ... Thyrotoxicosis • T3 ... #Differential #Diagnosis
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Approach to the Diagnosis ... - Differential Diagnosis ... and Workup Algorithm ... • Exogenous thyroid ... #Algorithm #endocrinology
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid ... normal T4 +/- T3 ... symmetrically enlarged thyroid ... Hyperthyroidism #algorithm ... #diagnosis #endocrinology
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
hyperthyroidism Diagnosis ... TSH • ↑ Total T3 ... ↑ FT4 and/or ↑ T3 ... hyperthyroidism #causes ... #diagnosis #differential
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
low TSH, High T4/T3 ... ) - Diagnostic Algorithm ... concern for nodular thyroid ... positive, you’ve diagnosed ... #Algorithm #Workup
Thyroid Function Test Interpretation Table

TSH, Free T4, Free T3 and Associated Condition
#Diagnosis #Endocrinology #Hyperthyroid #Hypothyroid #Function
Thyroid Function ... Free T4, Free T3 ... Associated Condition #Diagnosis
Amiodarone Thyroid Complications
Amiodarone: 
 - iodine-rich, similar structure to T4, with half life up to 100d
Amiodarone Thyroid ... conversion ofT4 to T3 ... can prevent T4/T3 ... pts w/ latent thyroid ... endocrinology #diagnosis