7 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid ... Function Tests in the Evaluation ... symmetrically enlarged thyroid ... T3 → Central (secondary ... #algorithm #diagnosis
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Laboratory Evaluation ... Disease Hyperthyroidism ... high; in some cases ... disease course #hypothyroid ... #hyperthyroid #
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Differential Diagnosis Algorithm ... Primary Causes ... /uremia TSH & T4 ... Pruritus #primary #secondary ... #causes
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
goiter • Toxic diffuse ... thyroiditis Secondary ... T3 • ↑ Free T4 ... Glucocorticoids: Reduce T4 ... #causes #diagnosis
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... • Hyperthyroidism ... contraceptives • Hyperthyroid ... decalvans - Secondary ... #causes
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
/uremia TSH & T4 ... : • Hypothyroidism ... #Pruritus #secondary ... #systemic #generalized ... #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Traction alopecia Diffuse ... • Endocrine: Hypothyroidism ... • Laboratory evaluation ... Vitamin D levels Systemic ... deficiency • Thyroid