20 results
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Thyroid Function Tests ... in the Evaluation ... • Low TSH, Low normal ... #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
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
- Evaluation of ... unclear (often the case ... Standard Stim test ... this indicates normal ... #Endocrinology
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
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
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Algorithm Step ... may actually be normal ... Consider additional tests ... considered likely, the cause ... #Algorithm
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
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis Algorithm ... Weakness, fatigue, nausea ... ACTH) stimulation test ... insufficiency • Low or normal ... #endocrinology