Hypercalciuria: Difference between revisions
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*Defined as either urinary calcium excretion greater than 4 mg/kg (0.1 mmol/kg) per day OR greater than 250 mg/day (6.24 mmol/day) in women and greater than 300 mg/day (7.49 mmol/day) in men | *Defined as either urinary calcium excretion greater than 4 mg/kg (0.1 mmol/kg) per day OR greater than 250 mg/day (6.24 mmol/day) in women and greater than 300 mg/day (7.49 mmol/day) in men | ||
== | ==Causes== | ||
*Idiopathic (most common cause, may be genetic) | |||
*Primary Hyperparathyroidism | |||
*Renal tubular acidosis | |||
*Bone Disease | |||
**Osteoprosis | |||
**Paget's Disease | |||
*Malignancy | |||
**Multiple Myeloma | |||
**Lymphoma | |||
*Sarcoidosis | |||
*Prolonged immobilization | |||
==Differential Diagnosis== | ==Differential Diagnosis== | ||
Revision as of 18:49, 10 December 2025
Background
- Defined as either urinary calcium excretion greater than 4 mg/kg (0.1 mmol/kg) per day OR greater than 250 mg/day (6.24 mmol/day) in women and greater than 300 mg/day (7.49 mmol/day) in men
Causes
- Idiopathic (most common cause, may be genetic)
- Primary Hyperparathyroidism
- Renal tubular acidosis
- Bone Disease
- Osteoprosis
- Paget's Disease
- Malignancy
- Multiple Myeloma
- Lymphoma
- Sarcoidosis
- Prolonged immobilization
Differential Diagnosis
- Kidney stones
- Nephrocalcinosis
- Dent's disease
- Hypercalcemia
- Vegan diet
- Hyperparathyroidism
- Vitamin D toxicity