12 results
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 #
Hypothyroidism and Hyperthyroidism - Symptoms and Signs
Hypothyroidism:
 - General - From asymptomatic to myxedema coma, “Like
• Memory loss ... ophthalmoplegia) • ± Diffuse ... osculating over thyroid ... MSc @AmyChung #Hypothyroid ... #Hyperthyroid #
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

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

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

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Hair Loss (Alopecia ... Differential Diagnosis Algorithm ... • Hyperthyroidism ... contraceptives • Hyperthyroid ... #causes
Causes of Recurrent Pregnancy Loss - Differential Diagnosis Algorithm
Environmental:
 • Toxin (organic solvents, mercury, lead)
 •
Causes of Recurrent ... Pregnancy Loss ... mellitus • Hypo/hyperthyroidism ... #Causes #Obstetrics ... #OBGyn
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss ... Differential Diagnosis Algorithm ... • Hyperthyroidism ... contraceptives • Hyperthyroid ... #causes
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Differential Diagnosis Algorithm ... disorder, weight loss ... Hyperprolactinemia • Hypothyroidism ... Differential #Diagnosis #Algorithm ... #Causes #OBGyn
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... Differential Diagnosis Algorithm ... disorder, weight loss ... compression) • Hypothyroidism ... #Causes #OBGyn