14 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Function Tests in the Evaluation ... • Low TSH, Low normal ... Can repeat labs ... #algorithm #diagnosis ... #endocrinology
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism ... Differential Diagnosis Algorithm ... High/Normal Radioiodine ... #endocrinology ... #causes
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
High Prolactin + Normal ... High Prolactin + Normal ... TSH • Primary Hypothyroidism ... #Endocrinology ... #Causes
Laboratory Evaluation of Patients for Thyroid Disease 
Hyperthyroidism:
 • Graves disease - TSH low; free T4
Laboratory Evaluation ... Thyroid Disease Hyperthyroidism ... high; in some cases ... iodine uptake Hypothyroidism ... differential #diagnosis #endocrinology
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Differential Diagnosis Algorithm ... Dwarfism) • Hypothyroidism ... Differential #Diagnosis #Algorithm ... #endocrinology ... #causes #pediatrics
Hypoglycemia - Evaluation Algorithm
Interpreting Hypoglycemia Labs - the patient must be hypoglycemic at the time of
Hypoglycemia - Evaluation ... Algorithm Interpreting ... Hypoglycemia Labs ... #Algorithm #workup ... #diagnosis #endocrinology
Tall Stature - Differential Diagnosis Algorithm

Normal Growth (BA=CA)
 • Familial Tall Stature
 • XYY Syndrome
Obese BMI
Differential Diagnosis Algorithm ... Normal Growth ... Exogenous Obesity Normal ... #endocrinology ... #causes
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Differential Diagnosis Algorithm ... Idiopathic Hirsutism - Normal ... Medical/Other • Hypothyroidism ... #endocrinology ... #causes
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... 1) Clinical clues ... FeCa <1 %) - Low normal ... • If all normal ... differential #diagnosis #endocrinology
Gynecomastia - Differential Diagnosis Algorithm
No Testicular Mass on Ultrasound
 • Adrenal Neoplasm
 • Increased Extraglomerular Aromatase
Differential Diagnosis Algorithm ... Decreased TSH • Hyperthyroidism ... Germ Cell Tumor Normal ... Secreting Tumor Normal ... #causes #endocrinology