10 results
Thyroid Function Test Interpretation Table

TSH, Free T4, Free T3 and Associated Condition
#Diagnosis #Endocrinology #Hyperthyroid #Hypothyroid #Function
Thyroid Function ... Test Interpretation ... Free T4, Free T3 ... Endocrinology #Hyperthyroid ... #Hypothyroid #Function
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Differential Diagnosis Algorithm ... • Sub-clinical Hypothyroidism ... Recovery from Non-Thyroid ... Thyrotoxicosis • T3 ... #Hypothyroid #Hyperthyroid
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid ... Function Tests ... symmetrically enlarged thyroid ... #algorithm #diagnosis ... endocrinology #TFTs #TSH #Interpretation
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Disease Hyperthyroidism ... high; in some cases ... iodine uptake Hypothyroidism ... disease course #hypothyroid ... #hyperthyroid #
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... low TSH, High T4/T3 ... ) - Diagnostic Algorithm ... concern for nodular thyroid ... #Hyperthyroid #
Hashitoxicosis

‘Leakage’ symptoms of active Hashimoto’s disease

- Hashitoxicosis (Htx) can occur during the initial hyperthyroid stage in
Hashitoxicosis ‘Leakage’ symptoms ... during the initial hyperthyroid ... thyroiditis that causes ... hormone (hyperthyroidism ... ‘Leakage’ symptoms
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
TSH • ↑ Total T3 ... ↑ FT4 and/or ↑ T3 ... : Reduce T4 -> T3 ... #causes #diagnosis ... endocrinology #signs #symptoms
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
inadequate action of thyroid ... varied clinical symptoms ... receptors for thyroid ... reflex hammer, caused ... endocrinology #hypothyroid
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... • Neurologic symptoms ... Dislocation • Functional ... Ophthalmopathy • Hyperthyroidism ... Differential #Diagnosis #Algorithm
Subacute Thyroiditis

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

What?
Postviral inflammatory process caused by
inflammatory process caused ... after onset Causes ... • Malaise and symptoms ... phase: ↑ T4 and T3 ... levels, ↓ TSH (2) Hypothyroid