107 results
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis Algorithm ... hormone (ACTH) stimulation ... Baseline plasma ACTH Low ... insufficiency • Low ... Differential #Diagnosis #Algorithm
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
between 8 and 9 AM - Low ... aldosterone - Low ... between 8 and 9 AM - Low ... Plasma ACTH - Low ... endocrinology #workup
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 ... BCM_InternalMed #Adrenal ... Insufficiency #Testing #Algorithm
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Differential Diagnosis Algorithm ... beta-2 adrenergic simulation ... vomiting) • Low ... Differential #Diagnosis #Algorithm ... #nephrology #low
Adrenal Insufficiency - Differential Diagnosis Workup Algorithm
Primary Adrenal Insufficiency:
 • Autoimmune primary adrenal insufficiency
 • Adrenoleukodystrophy,
Adrenal Insufficiency ... Differential Diagnosis Workup ... Algorithm Primary ... Differential #Diagnosis #Workup ... #Algorithm #endocrinology
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Diagnosis Adrenal ... Insufficiency - Algorithm ... specificity for AI (but low ... - Low ACTH is ... Insufficiency #Algorithm
Adrenal Insufficiency Diagnosis Algorithm
Clinical features: 
 - Weight loss, anorexia, Weakness, fatigue, GI distress
 - Hypotension,
Diagnosis Algorithm ... findings (see algorithm ... with cosyntropin stimulation ... Insufficiency #Diagnosis #Algorithm ... #Cosyntropin #Stimulation
Primary vs Secondary Adrenal Insufficiency - Pathophysiology
Primary AI = adrenal glands themselves are the problem. This
aldosterone will be low ... Low ACTH leads to ... limited adrenal ... stimulation, thus ... low cortisol.
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... Diagnosis Algorithm ... primary AI - Low ... Insufficiency #Diagnosis #Algorithm ... #ACTH #Stimulation
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Differential Diagnosis Algorithm ... Pregnancy, Breast Stimulation ... Prolactin + Normal/ Low ... Production • Renal ... Differential #Diagnosis #Algorithm