23 results
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia ... Immobilization Hypercalcemia ... #Causes #differential ... #high #endocrinology
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 #calcium
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
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
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... PTH - Frankly high ... BrighamChiefs #Hypercalcemia ... #workup #differential ... endocrinology #calcium
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Elevated PTH (High ... Hypocalciuric Hypercalcemia ... Bony Mets - Calcium ... Thiazides/Lithium #Hypercalcemia
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Algorithm R/O Pseudo-hyperkalemia ... plasma [K+] #Hyperkalemia ... #Differential # ... #pathophysiology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential ... deficiency • Drugs: Calcium ... @aishaikh #Hypocalcemia ... #Workup #Differential
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
Hypercalcemia of ... Malignancy - Pathophysiology ... and intestinal calcium ... @kdjhaveri #Hypercalcemia ... #Differential #
Types of Renal Calculi

Calcium oxalate
 - Interstitial apatite plaque, Low urine volume, Increased urinary calcium excretion,
Renal Calculi Calcium ... hypercalciuria, Hypercalcemia ... hypercalciuria, Hypercalcemia ... Mycoplasma infections, High ... Renal #stones #differential