698 results
Causes of Secondary Amenorrhea - Differential Diagnosis
 • Pregnancy
 • Endocrinopathies: PCOS, Hypothyroidism
 • HPA Dysfunction:
Causes of Secondary ... BrighamChiefs #Secondary ... Diagnosis #Causes #endocrinology
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Hyperparathyroidism - Primary vs Secondary ... ↓Phosphate • Secondary ... Hyperparathyroidism #diagnosis #endocrinology ... #PTH #Primary #Secondary
Primary vs Secondary Adrenal Insufficiency - Pathophysiology
Primary AI = adrenal glands themselves are the problem. This
Primary vs Secondary ... Secondary AI = the ... ucsdim #Primary #Secondary ... Pathophysiology #endocrinology
Adrenal Insufficiency - Differential Diagnosis Workup Algorithm
Primary Adrenal Insufficiency:
 • Autoimmune primary adrenal insufficiency
 • Adrenoleukodystrophy,
or tuberculosis Secondary ... Workup #Algorithm #endocrinology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
of primary OR secondary ... EITHER primary or secondary ... primary AI - Low = secondary ... Stimulation #Test #Endocrinology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
• Starvation Secondary ... High purine diet Secondary ... Diagnosis #Algorithm #endocrinology
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
baseline ACTH - Secondary ... Diagnosis #Algorithm #endocrinology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
ACTH-Dependent (Secondary ... Algorithm #Causes #endocrinology
Chvostek Sign of Hypocalcemia on Physical Exam 

This patient had hypocalcemia secondary to parathyroid injury during
had hypocalcemia secondary ... clinical #video #endocrinology
Primary Hyperthyroidism - Pathogenesis and Clinical Findings

Note: Although rare, gestational diseases can lead to thyrotoxicosis due
Secondary hyperthyroidism ... Hyperthyroidism #endocrinology