143 results
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... Weakness, fatigue, nausea ... , hypoglycemia Testing ... ACTH) stimulation test ... #Algorithm #endocrinology
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... thyrotoxicosis, adrenal insufficiency ... Hypercalcemia #Causes ... #Differential #Diagnosis ... #Endocrinology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... and Screening Testing ... • Cushing’s syndrome ... #Differential #Diagnosis ... #Workup #table
Evaluating a Patient with Presumed Cushing Syndrome

#Cushings #Syndrome #Disease #Algorithm #Workup #Dexamethasone #Suppression #Test #diagnosis
#Cushings #Syndrome ... #Disease #Algorithm ... #Workup #Dexamethasone ... #Suppression #Test ... #diagnosis
Hyperthyroidism (low TSH, High T4/T3) - Diagnostic Algorithm

Radioactive iodine scan – get if concern for nodular
Graves disease – ... Check pregnancy test ... workup choices ... #Algorithm #Workup ... #Endocrinology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... unclear (often the case ... then go to stim testing ... Standard Stim test ... #Endocrinology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... Insufficiency - ... Polyglandular Autoimmune Syndrome ... Granulomatous Disease ... #endocrinology
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
or metastatic disease ... hypophysitis, Sheehan's syndrome ... A STIM test can ... ACTH STIM TEST: ... #Management #Endocrinology
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
patients with anemia, diagnose ... disease with serology ... Non-invasive testing ... endoscopy • Insufficient ... Gastrointestinal #Evaluation #workup
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
Primary Adrenal Insufficiency ... aldosterone - Low in cases ... Evaluation #laboratory #diagnosis ... #testing #endocrinology ... #workup