59 results
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Hypertension - Differential ... • Cushing’s syndrome ... Acromegaly #Secondary ... #Hypertension #Differential
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... Weakness, fatigue, nausea ... ACTH) stimulation test ... baseline ACTH - Secondary ... Diagnosis #Algorithm #endocrinology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... Insufficiency - Differential ... ACTH-Dependent (Secondary ... Polyglandular Autoimmune Syndrome ... #endocrinology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... suggests either secondary ... Hyperaldosteronism • Secondary ... , Congenital adrenal ... #hypokalemia #differential
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Virilization - Differential ... • Congenital Adrenal ... #Virilization #Differential ... Diagnosis #Algorithm #endocrinology ... #causes
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... unclear (often the case ... Standard Stim test ... #Stimulation #Test ... #Endocrinology
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
aldosterone - Low in cases ... Secondary Adrenal ... - If the secondary ... secretion; in chronic secondary ... diagnosis #testing #endocrinology
Hirsutism - Differential Diagnosis Algorithm
RAPID ONSET
Medications
 • Steroids
 • Danazol
 • Progestin Containing Contraceptives
Increased Serum Testosterone
Hirsutism - Differential ... Serum DHEAS • Adrenal ... -OH Congenital Adrenal ... Diagnosis #Algorithm #endocrinology ... #causes
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
Causes of Secondary ... hypophysitis, Sheehan's syndrome ... A STIM test can ... ACTH STIM TEST: ... Diagnosis #Management #Endocrinology
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Cushing Syndrome ... dexamethasone suppression test ... Hormone • MRI of adrenal ... diagnosis #algorithm #endocrinology ... #Adrenal #Hyperfunction