36 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
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... suggests either secondary ... • Primary Hyperaldosteronism ... • Secondary Hyperaldosteronism ... #hypokalemia #differential
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Weakness, fatigue, nausea ... ACTH) stimulation test ... baseline ACTH - Primary ... 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 ... ACTH-Dependent (Secondary ... ACTH-Independent (Primary ... Polyglandular Autoimmune Syndrome ... #endocrinology
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
Primary Adrenal ... aldosterone - Low in cases ... autoimmune-mediated primary ... Secondary Adrenal ... diagnosis #testing #endocrinology
Secondary causes of Hypertension
 • Medications, Drugs, Chemo: NSAIDS, Steroids, CNI, Alcohol, Cocaine, OCP, Licorice, MAOI,
Secondary causes ... Pseudoephedrine • Primary ... Renal Disease ... Renovascular • Primary ... #differential #
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
Management Summary Primary ... Causes of Secondary ... hypophysitis, Sheehan's syndrome ... A STIM test can ... #Management #Endocrinology
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Primary and Secondary ... Causes of Hypertension ... - Differential ... excess (Cushing syndrome ... #Cardiology #Differential
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Causes == Primary ... Liver Function Tests ... BUN: • Chronic renal ... Myelodisplastic syndrome ... #secondary #systemic