33 results
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
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
dexamethasone suppression test ... Hormone • MRI of adrenal ... #diagnosis #algorithm ... #endocrinology ... #Adrenal #Hyperfunction
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... , hypoglycemia Testing ... ACTH) stimulation test ... baseline ACTH - Secondary ... #Algorithm #endocrinology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... - Differential Diagnosis ... and Screening Testing ... • Cushing’s syndrome ... Acromegaly #Secondary
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
Secondary Adrenal ... - If the secondary ... secretion; in chronic secondary ... Evaluation #laboratory #diagnosis ... #testing #endocrinology
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Diagnosis Adrenal ... require Cosyntropin testing ... Differentiate primary vs secondary ... consistent with secondary ... #Stimulation #Endocrinology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
- Differential Diagnosis ... ACTH-Dependent (Secondary ... Polyglandular Autoimmune Syndrome ... #Differential #Diagnosis ... Algorithm #Causes #endocrinology
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
Causes of Secondary ... hypophysitis, Sheehan's syndrome ... A STIM test can ... ACTH STIM TEST: ... #Endocrinology
Adrenal Incidentalomas: Hormone Evaluation
 • Zona Glomerulosa: Primary Hyperaldosteronism?
    - Aldosterone and renin
Adrenal Incidentalomas ... Fasciculata: Cushing Syndrome ... dexamethasone test ... Hormone #Evaluation #Diagnosis ... #workup #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
- Differential Diagnosis ... Hypercalcemia (in the setting ... long-standing secondary ... Immobilization • Adrenal ... #Algorithm #Endocrinology