35 results
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal Insufficiency ... - Differential Diagnosis ... Algorithm ACTH-Dependent ... Infiltrative: Malignancy, Granulomatous ... Algorithm #Causes #endocrinology
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... Baseline plasma ACTH ... High baseline ACTH ... #Differential #Diagnosis ... #Algorithm #endocrinology
Adrenal Insufficiency - Differential Diagnosis Workup Algorithm
Primary Adrenal Insufficiency:
 • Autoimmune primary adrenal insufficiency
 • Adrenoleukodystrophy,
Adrenal Insufficiency ... - Differential Diagnosis ... apoplexy • Isolated ACTH-deficiency ... #Differential #Diagnosis ... Workup #Algorithm #endocrinology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... Diagnosis Algorithm ... Axis Response to ACTH ... AI #Adrenal #Insufficiency ... #Test #Endocrinology
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Diagnosis Adrenal ... Insufficiency - ... ) #Adrenal #Insufficiency ... #Algorithm #Diagnosis ... #Endocrinology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
Autoimmune:
 • Isolated
 • Polyglandular autoimmune syndrome 1
 •
Causes of Adrenal Insufficiency ... - Differential Diagnosis ... Malignancy • Granulomatous ... adrenomyeloneuropathy ACTH ... #Differential #Diagnosis
Primary vs Secondary Adrenal Insufficiency - Pathophysiology
Primary AI = adrenal glands themselves are the problem. This
Secondary Adrenal Insufficiency ... be low, while ACTH ... Low ACTH leads to ... Secondary #Adrenal #Insufficiency ... Pathophysiology #endocrinology
Adrenal Insufficiency Diagnosis Algorithm
Clinical features: 
 - Weight loss, anorexia, Weakness, fatigue, GI distress
 - Hypotension,
Diagnosis Algorithm ... skin (due to high ACTH ... eosinophilia Diagnostic ... #Diagnosis #Algorithm ... Stimulation #StimTest #Endocrinology
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
Primary Adrenal Insufficiency ... primary adrenal insufficiency ... Secondary Adrenal Insufficiency ... Evaluation #laboratory #diagnosis ... #testing #endocrinology
Hypercortisolism (Cushing syndrome) - Simplified Differential Diagnosis Algorithm
Exogenous (ACTH-independent)
Endogenous
 • ACTH-dependent:
    - ACTH-secreting
Simplified Differential Diagnosis ... Endogenous • ACTH-dependent ... : - ACTH-secreting ... #Differential #Diagnosis ... #Algorithm #endocrinology