46 results
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Cushing Syndrome Testing ... dexamethasone suppression test ... Hormone • MRI of adrenal ... diagnosis #algorithm #endocrinology ... #Adrenal #Hyperfunction
Adrenal Insufficiency Algorithm - Cosyntropin Stimulation Test
T-1m: Baseline cortisol drawn
T0: 250 µg cosyntropin given IV
T30m: Repeat
Adrenal Insufficiency ... Cosyntropin Stimulation Test ... BCM_InternalMed #Adrenal ... Insufficiency #Testing ... #Stimulation #endocrinology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
and Screening Testing ... parenchymal disease ... disease - Renal ... CT scan, adrenal ... Causes #Screening #Workup
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... autoantibody tests ... laboratory #diagnosis #testing ... #endocrinology ... #workup
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Graves disease – ... Check pregnancy test ... affects diagnostic workup ... Diagnosis #Algorithm #Workup ... #Endocrinology
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Adrenal Insufficiency ... , hypoglycemia Testing ... ACTH) stimulation test ... ACTH - Primary adrenal ... Diagnosis #Algorithm #endocrinology
Adrenal Incidentalomas: Hormone Evaluation
 • Zona Glomerulosa: Primary Hyperaldosteronism?
    - Aldosterone and renin
Adrenal Incidentalomas ... dexamethasone test ... evaluation • Adrenal ... Evaluation #Diagnosis #workup ... #endocrinology
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
for Celiac Disease ... patients with celiac disease ... value for celiac disease ... #Testing #Laboratory ... #Workup #Table
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... then go to stim testing ... Standard Stim test ... #Stimulation #Test ... #Endocrinology
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Insufficiency Addison's Disease ... Lymphoma Metastatic Disease ... clue • Blood tests ... ACTH stimulation test ... #endocrinology