31 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... Renal Causes of ... with secondary, hypocalcemia ... pentamidine), Hypercalcemia ... #differential #
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 ... Diagnosis #algorithm #endocrinology
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia ... Immobilization Hypercalcemia ... #Causes #differential ... calcium #high #endocrinology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... abnormalities - Hypercalcemia ... - Hypokalemia ... #Differential # ... Classification #Causes #Workup
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Hypercalcemia - ... Hyperparathyroidism • Hypercalcemia ... Hypocalciuria Hypercalcemia ... Immobilization • Adrenal ... Paget's Disease #Hypercalcemia
Causes of Hypermagnesemia
Increased magnesium load
 - Magnesium-containing laxatives, antacids, or enemas
 - Treatment of pre-edampsia/eclampsia (mothers
Causes of Hypermagnesemia ... hypocalciuric hypercalcemia ... Mineralocorticoid deficiency, adrenal ... Addison's disease) #Hypermagnesemia ... Causes #diagnosis #differential
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Differential Diagnosis ... Hypocalciuric Hypercalcemia ... Thiazides/Lithium #Hypercalcemia ... Algorithm #causes #endocrinology
Causes of Altered Level of Consciousness GCS < 7 - Differential Diagnosis Algorithm

Brain Involvement - Hemispheric
Consciousness GCS < 7 - Differential ... Excesses • Liver/Renal ... Hypernatremia • Hypercalcemia ... • Hypermagnesemia ... • Hypomagnesemia
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... BrighamChiefs #Hypercalcemia ... #workup #differential ... #diagnosis #endocrinology ... elevated #evaluation #workup
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 ... Jansen disease #Hypercalcemia ... #Causes #Differential ... #Diagnosis #Endocrinology