21 results
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
ultrasound, Tests ... salivary cortisol • Hypothyroidism ... • Hyperthyroidism ... syndromes other than primary ... #Screening #Workup
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Differential Diagnosis Algorithm ... Causes == Primary ... Liver Function Tests ... BUN: • Chronic renal ... #causes
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Thyroid Function Tests ... : Work-up similar ... high T4 +/- T3 → Primary ... Hyperthyroidism ... #algorithm #diagnosis
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Primary Adrenal ... Tuberculosis: can cause ... hypothyroidism ... clue • Blood tests ... ACTH stimulation test
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Differential Diagnosis Algorithm ... taken at home, work ... aldosteronism) • Hyperthyroidism ... hypertension) • Hypothyroidism ... Differential #Diagnosis #Algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Hormonal changes • Hypothyroidism ... • Adrenal insufficiency ... suppression • Primary ... #Causes
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
Primary Adrenal ... aldosterone - Low in cases ... autoimmune-mediated primary ... Insufficiency #Evaluation #laboratory ... endocrinology #workup
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Hormonal changes • Hypothyroidism ... • Adrenal insufficiency ... suppression • Primary ... #Causes
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Diagnosis Algorithm ... unclear (often the case ... Standard Stim test ... Insufficiency #Diagnosis #Algorithm ... #Stimulation #Test
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Differential Diagnosis Algorithm ... + High TSH • Primary ... Hypothyroidism ... Differential #Diagnosis #Algorithm ... Endocrinology #Causes