126 results
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
• Reduced GFR, AKI ... Hypothyroidism • Adrenal ... insufficiency ... suppression • Primary ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
• Reduced GFR, AKI ... Hypothyroidism • Adrenal ... insufficiency ... suppression • Primary ... #Hyponatremia #Nephrology
Adrenal Insufficiency - Differential Diagnosis Workup Algorithm
Primary Adrenal Insufficiency:
 • Autoimmune primary adrenal insufficiency
 • Adrenoleukodystrophy,
Adrenal Insufficiency ... Primary Adrenal ... adrenal insufficiency ... #Adrenal #Insufficiency ... #endocrinology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Insufficiency - ... ACTH-Independent (Primary ... Polyglandular Autoimmune Syndrome ... #AI #Differential ... #Causes #endocrinology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... Diagnosis Algorithm ... #Adrenal #Insufficiency ... #Diagnosis #Algorithm ... Stimulation #Test #Endocrinology
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Adrenal Insufficiency ... Differential Diagnosis Algorithm ... baseline ACTH - Primary ... adrenal insufficiency ... #endocrinology
Primary vs Secondary Adrenal Insufficiency - Pathophysiology
Primary AI = adrenal glands themselves are the problem. This
Primary vs Secondary ... Adrenal Insufficiency ... AI = adrenal glands ... #Insufficiency ... Pathophysiology #endocrinology
Adrenal Insufficiency Diagnosis Algorithm
Clinical features: 
 - Weight loss, anorexia, Weakness, fatigue, GI distress
 - Hypotension,
Adrenal Insufficiency ... Diagnosis Algorithm ... , only seen in PRIMARY ... adrenal insufficiency ... Stimulation #StimTest #Endocrinology
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - ... Algorithm Step ... Differentiate primary ... #Insufficiency ... #Stimulation #Endocrinology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Hypothyroidism, Adrenal ... Insufficiency, ... water intake (Primary ... table #sodium #nephrology