19 results
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis Algorithm ... Weakness, fatigue, nausea ... ) stimulation test ... Differential #Diagnosis #Algorithm ... #endocrinology
Adrenal Insufficiency Diagnosis Algorithm
Clinical features: 
 - Weight loss, anorexia, Weakness, fatigue, GI distress
 - Hypotension,
Diagnosis Algorithm ... skin (due to high ACTH ... stimulating melanocytes ... findings (see algorithm ... #StimTest #Endocrinology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... Diagnosis Algorithm ... unclear (often the case ... #ACTH #Stimulation ... #Test #Endocrinology
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Diagnosis Adrenal Insufficiency ... - Algorithm ... #Algorithm #Diagnosis ... #ACTH #Stimulation ... #Endocrinology
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
: • ACTH stimulation ... aldosterone - Low in cases ... : • ACTH stimulation ... stimulation test ... diagnosis #testing #endocrinology
Adrenal Insufficiency Diagnosis Algorithm
Test 1: Baseline AM Cortisol 
 - Beware of major normal value
 -
Adrenal Insufficiency ... Diagnosis Algorithm ... pregnancy) Test 2: ACTH ... Stimulation - ... #endocrinology
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 ... #Causes #endocrinology
Adrenal Insufficiency Algorithm - Cosyntropin Stimulation Test
T-1m: Baseline cortisol drawn
T0: 250 µg cosyntropin given IV
T30m: Repeat
Adrenal Insufficiency ... Algorithm - Cosyntropin ... Stimulation Test ... #Testing #Algorithm ... #endocrinology
Adrenal Insufficiency - Differential Diagnosis Workup Algorithm
Primary Adrenal Insufficiency:
 • Autoimmune primary adrenal insufficiency
 • Adrenoleukodystrophy,
Adrenal Insufficiency ... Diagnosis Workup Algorithm ... apoplexy • Isolated ACTH-deficiency ... Diagnosis #Workup #Algorithm ... #endocrinology
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 ... limited adrenal stimulation ... Pathophysiology #endocrinology