22 results
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis Algorithm ... Weakness, fatigue, nausea ... hyponatremia, hyperkalemia ... Differential #Diagnosis #Algorithm ... #endocrinology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... Differential Diagnosis Algorithm ... ACTH-Dependent ... Hypothalamic Dysfunction ACTH-Independent ... #Causes #endocrinology
Adrenal Insufficiency Diagnosis Algorithm
Clinical features: 
 - Weight loss, anorexia, Weakness, fatigue, GI distress
 - Hypotension,
Diagnosis Algorithm ... skin (due to high ACTH ... Hyponatremia, hyperkalemia ... findings (see algorithm ... Stimulation #StimTest #Endocrinology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... Diagnosis Algorithm ... unclear (often the case ... Insufficiency #Diagnosis #Algorithm ... #Test #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 ... failure, acute or chronic ... thyrotoxicosis, adrenal ... #Causes #Differential ... #Diagnosis #Endocrinology
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... hypocalciuric hypercalcemia ... , adrenal, prostate ... Pheochromocytoma Chronic ... #Causes #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Differential Diagnosis Algorithm ... Tumors: Lung, SCC, renal ... Differential #Diagnosis #Algorithm ... #causes #endocrinology
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
Insufficiency: • ACTH ... aldosterone - Low in cases ... secretion; in chronic ... as a result of chronic ... diagnosis #testing #endocrinology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Differential Diagnosis Algorithm ... • Chronic ... Sarcoidosis • Hypercalcemia ... #endocrinology ... #causes
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Differential Diagnosis Algorithm ... Insufficiency • Adrenal ... Liver Failure • Hypercalcemia ... #causes