23 results
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Hyperparathyroidism - Primary ... vs Secondary vs ... Comparison: • Primary ... Hyperparathyroidism #diagnosis #endocrinology ... #PTH #Primary #
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... resorption: • Primary ... Hypercalcemia #Causes ... differential #diagnosis #calcium ... #high #endocrinology
Causes of Enuresis - Differential Diagnosis Algorithm
Primary Nocturnal Enuresis (Urinary Control Never Achieved)
 • Delayed Maturation
Causes of Enuresis ... Anatomic Abnormality Secondary ... Enuresis: • Pediatric ... Diagnosis #Algorithm #Causes ... #Peds #Pediatrics
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
- Systemic and Primary ... Causes == Primary ... Varicella zoster (chickenpox ... #secondary #systemic ... Diagnosis #Algorithm #causes
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
or normal): • Primary ... Bony Mets - Calcium ... Diagnosis #Algorithm #causes ... #endocrinology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
diagnostic of primary ... OR secondary AI ... unclear (often the case ... or secondary AI ... Stimulation #Test #Endocrinology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Diagnosis Algorithm Primary ... of nucleotides Primary ... • Starvation Secondary ... Diagnosis #Algorithm #endocrinology ... #causes
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... ACTH-Dependent (Secondary ... ACTH-Independent (Primary ... Diagnosis #Algorithm #Causes ... #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Diagnosis Algorithm Primary ... long-standing secondary ... Autosomal Dominant Calcium ... Other • Excess Calcium ... Diagnosis #Algorithm #Endocrinology
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Evaluation 1) Clinical clues ... → Primary hyperapara ... → Primary hyperpara ... differential #diagnosis #endocrinology ... #calcium #elevated