30 results
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia ... Immobilization Hypercalcemia ... calcium)-alkali syndrome ... intoxication #Hypercalcemia
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
Neoplasias (MEN syndromes ... Hyperparathyroidism • Hypercalcemia ... • Possible ZE syndrome ... • Cushing syndrome ... Hyperparathyroidism • Hypercalcemia
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Diagnosis Algorithm ... disease, Milk Alkali Syndrome ... disease, Viral Syndromes ... Diagnosis #Algorithm
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 ... hypocalciuric hypercalcemia ... Other humoral syndromes ... Jansen disease #Hypercalcemia ... #Diagnosis #Endocrinology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
abnormalities - Hypercalcemia ... - Hypokalemia ... renal Mg wasting syndromes ... - Gitelman syndrome ... - Hungry bones syndrome
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
Hypocalcemia - Differential ... Diagnosis Algorithm ... Tumor lysis syndrome ... laxatives) #Hypocalcemia ... Diagnosis #Algorithm
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... hypocalciuric hypercalcemia ... • Milk-alkali syndrome ... #Hypercalcemia ... #diagnosis #differential
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Diagnosis Algorithm ... • Refeeding Syndrome ... Alkalosis • Hypokalemia ... Osteomalacia • Fanconi Syndrome ... #Diagnosis #Algorithm
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
Hypocalcemia - Diagnosis ... Formation: Hungy Bone Syndrome ... - DiGeorge Syndrome ... PTH Signaling #Hypocalcemia ... #differential #algorithm
Causes of Hypercalcemia due to increased Vitamin D levels
 • The BIG 3:
Causes of Hypercalcemia ... Genetic: Williams syndrome ... jamiekwillows #Hypercalcemia ... VitaminD #causes #differential ... #diagnosis #endocrinology