13 results
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Abnormal Serum TSH ... - Differential Diagnosis ... Algorithm Increased ... Thyrotoxicosis • T3 ... #Algorithm #Hypothyroid
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Disease Hyperthyroidism ... high; in some cases ... disease course #hypothyroid ... #hyperthyroid # ... differential #diagnosis
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid ... T4 +/- T3 → Subclinical ... TSH, high T4 +/- T3 ... symmetrically enlarged thyroid ... #algorithm #diagnosis
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 ... #Hyperthyroid # ... Diagnosis #Algorithm
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
goiter • Toxic diffuse ... Diagnosis: ... TSH • ↑ Total T3 ... ↑ FT4 and/or ↑ T3 ... #causes #diagnosis
Hypothyroidism and Hyperthyroidism - Symptoms and Signs
Hypothyroidism:
 - General - From asymptomatic to myxedema coma, “Like
asymptomatic to myxedema coma ... ophthalmoplegia) • ± Diffuse ... osculating over thyroid ... #Hyperthyroid # ... Symptoms #Signs #Diagnosis
Hashitoxicosis

‘Leakage’ symptoms of active Hashimoto’s disease

- Hashitoxicosis (Htx) can occur during the initial hyperthyroid stage in
during the initial hyperthyroid ... thyroiditis that causes ... hormone (hyperthyroidism ... Diffuse infiltration ... Endocrinology #Diagnosis
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism ... - Differential Diagnosis ... Algorithm High ... /Normal Radioiodine ... #causes
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... Algorithm DIFFUSE ... • Hyperthyroidism ... contraceptives • Hyperthyroid ... #Algorithm #causes
Abnormal Lipid Profiles - Differential Diagnosis Algorithm

Increased Cholesterol and Triglycerides 
 - Genetic Causes
Abnormal Lipid Profiles ... - Differential Diagnosis ... Diabetes • Hypothyroidism ... • Hypothyroid ... #Algorithm #Causes