19 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
TSH, Low normal T4 ... Low TSH, normal T4 ... Low TSH, high T4 ... T3 → Central (secondary ... #algorithm #diagnosis
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Diagnosis and Workup Algorithm ... • Secondary ... ↑Total T3/Free T4 ... ↔Total T3/Free T4 ... Differential #Diagnosis #Algorithm
Hypothyroidism and Hyperthyroidism - Symptoms and Signs
Hypothyroidism:
 - General - From asymptomatic to myxedema coma, “Like
- Symptoms and ... ophthalmoplegia) • ± Diffuse ... MSc @AmyChung #Hypothyroid ... #Hyperthyroid # ... Symptoms #Signs
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Hyperthyroidism ... (low TSH, High T4 ... ) - Diagnostic Algorithm ... #Hyperthyroidism ... #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 ... Diffuse infiltration ... ‘Leakage’ symptoms ... Endocrinology #Diagnosis #Pathophysiology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... • Hyperthyroidism ... contraceptives • Hyperthyroid ... decalvans - Secondary ... areata • Secondary
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
goiter • Toxic diffuse ... thyroiditis Secondary ... T3 • ↑ Free T4 ... Glucocorticoids: Reduce T4 ... endocrinology #signs #symptoms
Hypothyroid Myopathy
Very common (up to 80% ) in patients with hypothyroidism
Pathophysiology:
 • T4 deficiency leads to
Hypothyroid Myopathy ... patients with hypothyroidism ... Pathophysiology ... : • T4 deficiency ... #signs #symptoms
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Differential Diagnosis Algorithm ... /uremia TSH & T4 ... : • Hypothyroidism ... • Hyperthyroidism ... Pruritus #primary #secondary
Primary Hyperthyroidism - Pathogenesis and Clinical Findings

Note: Although rare, gestational diseases can lead to thyrotoxicosis due
Primary Hyperthyroidism ... Secondary hyperthyroidism ... Signs/Symptoms: ... myxedema #Primary #Hyperthyroidism ... endocrinology #pathophysiology