18 results
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia ... Immobilization Hypercalcemia ... intoxication #Hypercalcemia ... #high #endocrinology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Hypocalciuric Hypercalcemia ... calcitriol induced hypercalcemia ... Infantile idiopathic hypercalcemia ... @aishaikh #Hypercalcemia
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... and Differential ... uw_IMresidency #Hypercalcemia ... #Workup #Differential ... #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Differential Diagnosis ... Elevated PTH (High ... Hypocalciuric Hypercalcemia ... Thiazides/Lithium #Hypercalcemia
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
of hypercalcemia ... presenting with hypercalcemia ... hypocalciuric hypercalcemia ... #Diagnosis #Hypercalcemia ... #Workup #Differential
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
Hyperparathyroidism • Hypercalcemia ... Hyperparathyroidism • Hypercalcemia ... #Endocrinology ... #Classification ... #Diagnosis
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... PTH - Frankly high ... BrighamChiefs #Hypercalcemia ... #workup #differential ... #diagnosis #endocrinology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
abnormalities - Hypercalcemia ... - Hypokalemia ... Hypomagnesemia #Differential ... #Diagnosis #Low ... #Causes #Workup
Benign Adrenal Mass - Differential Diagnosis Algorithm
Hyperplasia - Often Bilateral
 • Congenital Adrenal Hyperplasia
 • ACTH
Adrenal Mass - Differential ... Diagnosis Algorithm ... Hypertension +/- Hypokalemia ... • Other #AdrenalMass ... #Endocrinology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
causes (e.g., hypokalemia ... , hypercalcemia) ... Treatment is aimed ... Types #Nephrology #Diagnosis ... #Differential