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

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
Neoplasias (MEN syndromes ... Hyperparathyroidism • Hypercalcemia ... Hyperparathyroidism • Hypercalcemia ... #Differential #Endocrinology ... Classification #Diagnosis
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
- Differential Diagnosis ... Familial: Bartter syndrome ... and Gitelman syndrome ... with secondary, hypocalcemia ... pentamidine), Hypercalcemia
Chvostek's Sign - Physical Exam - Hypocalcemia

Chvostek's sign is described as the twitching of facial muscles
Physical Exam - Hypocalcemia ... nor specific for hypocalcemia ... patients with hypocalcemia ... #PhysicalExam #Hypocalcemia ... #endocrinology
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 ... #Differential #Diagnosis ... #Endocrinology
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory ... disorders causing hypocalcemia ... kidney disease #Hypocalcemia ... Hyperparathyroidism #Diagnosis ... #Endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Hypercalcemia - ... Hyperparathyroidism • Hypercalcemia ... Hypocalciuria Hypercalcemia ... Paget's Disease #Hypercalcemia ... #Algorithm #Endocrinology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
of Hyporeflexia and ... Hyporeflexia: • Hypercalcemia ... Guillain-Barré syndrome ... Hyperreflexia: • Hypocalcemia ... #differential #diagnosis
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... and Differential ... Diagnosis Framework ... uw_IMresidency #Hypercalcemia ... #algorithm #endocrinology
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
Hypocalcemia - Diagnosis ... and Management ... - DiGeorge Syndrome ... PTH Signaling #Hypocalcemia ... #endocrinology