31 results
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Diagnosis Framework ... Assess for other hormonal ... Assess for non-hormonal ... #Diagnosis #algorithm ... #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - Differential ... Diagnosis Algorithm ... PTH: • Elevated Calcitriol ... #Diagnosis #Algorithm ... #causes #endocrinology
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
dihydroxyvitamin D can help differentiate ... - Parathyroid hormone ... Hyperparathyroidism #Diagnosis ... #Endocrinology ... #Differential
Differentiation of Causes of Hyperthyroidism According to Pattern of Radionucleotide Uptake
Reduced uptake:
 • Thyroiditis
 • Exogenous
Ectopic thyroid hormone ... thyroid-stimulating hormone ... radionuclide #uptake #differential ... #diagnosis #hyperthyroidism ... #endocrinology
Adrenal Insufficiency - Differential Diagnosis Workup Algorithm
Primary Adrenal Insufficiency:
 • Autoimmune primary adrenal insufficiency
 • Adrenoleukodystrophy,
Insufficiency - Differential ... Diagnosis Workup ... Combined pituitary hormone ... #Diagnosis #Workup ... #Algorithm #endocrinology
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Insufficiency Differential ... Diagnosis Algorithm ... Clinical suspicion ... Adrenocorticotropic hormone ... #endocrinology
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Breast Discharge - Differential ... Diagnosis Algorithm ... Microprolactinoma • Steroid Hormone ... #Diagnosis #Algorithm ... #Endocrinology
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Hyperthyroidism - Differential ... Diagnosis Algorithm ... Exogenous/Ectopic Hormone ... #Diagnosis #Algorithm ... #endocrinology
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Virilization - Differential ... Diagnosis Algorithm ... Tumor Low Serum Hormone ... #Diagnosis #Algorithm ... #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Hypercalcemia - Differential ... Diagnosis Algorithm ... Excess Vitamin D/Calcitriol ... #Diagnosis #Algorithm ... #Endocrinology