59 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Approach to Thyroid ... • Low TSH, Low ... • Low TSH, normal ... • Low TSH, high ... symmetrically enlarged thyroid
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Disease Hyperthyroidism ... high; in some cases ... iodine uptake Hypothyroidism ... positive • Ablative hypothyroidism ... • Infantile hypothyroidism
Diagnosis of Primary Amenorrhea
A diagnostic approach to primary amenorrhea. (FSH = follicle-stimulating hormone; LH = luteinizing
(FSH = follicle-stimulating ... luteinizing hormone; TSH ... = thyroid-stimulating
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism ... - Autoimmune Thyroid ... - Autonomous Thyroid ... Struma Ovarii #Hyperthyroidism ... endocrinology #causes
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Algorithm Elevated FSH ... Challenge • Hypothyroidism ... • Hyperthyroidism ... Hyperprolactinemia Organic Cause ... endocrinology #causes
A diagnostic approach to secondary amenorrhea. (DHEA-S = dehydroepiandrosterone sulfate; FSH = follicle-stimulating hormone; LH =
dehydroepiandrosterone sulfate; FSH ... resonance imaging; TSH ... = thyroid-stimulating
Causes of Female and Male Infertility - Differential Diagnosis Algorithm
Causes of Female Infertility:
 • Uterus -
• Increased FSH ... • Decreased FSH ... • Decreased FSH ... hypogonadism) Low FSH ... problem) High FSH
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Hyperthyroidism ... Diagnosis: • ↓ Low TSH ... or Thyrotropin (TSH ... • Labs: - ↓ TSH ... #causes #diagnosis
Algorithm for the diagnostic workup of hyperthyroidism. (T3 = triiodothyronine; T4 = thyroxine; TSH = thyroid-stimulating
diagnostic workup of hyperthyroidism ... T4 = thyroxine; TSH ... = thyroid-stimulating ... #hyperthyroidism
Sellar / Pituitary Mass - Differential Diagnosis Algorithm
Adenoma - Primary Anterior Pituitary
 - Secreting
• ACTH • TSH ... • LH/FSH ... Hypothyroidism) ... endocrinology #causes