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Thyroid Function Test Interpretation Table

TSH, Free T4, Free T3 and Associated Condition
#Diagnosis #Endocrinology #Hyperthyroid #Hypothyroid #Function
Thyroid Function ... T4, Free T3 and ... Endocrinology #Hyperthyroid ... #Hypothyroid #Function ... #FreeT4 #Labs #
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
of Patients for Thyroid ... iodine uptake; thyroid ... iodine uptake; thyroid ... disease course #hypothyroid ... #hyperthyroid #
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid ... Function Tests ... Hyperthyroidism: Work-up ... Can repeat labs ... Hyperthyroidism #algorithm
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
(low TSH, High T4 ... ) - Diagnostic Algorithm ... concern for nodular thyroid ... Hyperthyroidism #Hyperthyroid ... #Diagnosis #Algorithm
Thyroid Function Tests (TFTs) and Interpretation

 • TSH, Free T4, Free T3
 • T3 Uptake
 •
Thyroid Function ... T4, Free T3 • ... T3 Uptake • Free ... @DharSaty #Thyroid ... #Function #Tests
Algorithm for the diagnostic workup of hyperthyroidism. (T3 = triiodothyronine; T4 = thyroxine; TSH = thyroid-stimulating
Algorithm for the ... diagnostic workup ... triiodothyronine; T4 ... thyroxine; TSH = thyroid-stimulating ... #diagnosis #workup
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Diagnosis and Workup ... Algorithm • ... TSH, ↑Total T3/Free ... • Exogenous thyroid ... Differential #Diagnosis #Algorithm
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Total T3 • ↑ Free ... T4Thyroid ... suspected • Thyroid ... Hypotension • Labs ... Glucocorticoids: Reduce T4
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... : - Basic labs ... endemic country), thyroid ... function test, ... Diagnosis #Causes #Workup
Subacute Thyroiditis

Also known as: de Quervain’s thyroiditis, granulomatous thyroiditis, or viral thyroiditis

What?
Postviral inflammatory process caused by
in viruses and thyroid ... jaw or ear Labs ... Thyrotoxic phase: ↑ T4 ... levels, ↓ TSH (2) Hypothyroid ... phase: ↓ T4 and