18 results
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... prostate (release of calcitriol ... Hypercalcemia #Causes ... #endocrinology ... #diagnosis #differential
Causes of Secondary Amenorrhea - Differential Diagnosis
 • Pregnancy
 • Endocrinopathies: PCOS, Hypothyroidism
 • HPA Dysfunction:
Causes of Secondary ... - Differential Diagnosis ... BrighamChiefs #Secondary ... #Differential #Diagnosis ... #Causes #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 ... Parathyroid hormone–dependent ... Hypercalcemia #Causes ... #Differential #Diagnosis ... #Endocrinology
Causes of Hypocalcemia by Clinical Cause

Acute illness: pancreatitis, tumor lysis, severe illness - Secondary hyperparathyroidism from
by Clinical Cause ... severe illness - Secondary ... Renal disease - Secondary ... #Differential #Diagnosis ... #Endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
- Differential Diagnosis ... PTH: • Elevated Calcitriol ... #Differential #Diagnosis ... #Algorithm #causes ... #endocrinology
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
- Differential Diagnosis ... Level Elevated - Secondary ... Destruction of parathyroid ... sunlight • Other Causes ... #Algorithm #causes
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
- Differential Diagnosis ... long-standing secondary ... Excess Vitamin D/Calcitriol ... #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 ... ACTH-Dependent (Secondary ... #Algorithm #Causes ... #endocrinology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Insufficiency Diagnosis ... 3 is virtually diagnostic ... of primary OR secondary ... unclear (often the case ... Stimulation #Test #Endocrinology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
- Differential Diagnosis ... • Starvation Secondary ... #Differential #Diagnosis ... #Algorithm #endocrinology ... #causes