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Uptake of bone imaging agents by diffuse pulmonary metastatic calcification
AJR. American Journal of Roentgenology
|November 1, 1977
Summary
Bone scans can identify metastatic pulmonary calcification, a condition often seen in patients with hypercalcemia and renal failure. This characteristic pattern on bone scans aids in diagnosis.
Area of Science:
- Nuclear medicine
- Radiology
- Pulmonary medicine
Background:
- Metastatic pulmonary calcification is a rare condition.
- Diagnosis can be challenging.
- Bone scintigraphy is a common imaging modality.
Observation:
- Three cases demonstrated diffuse lung uptake of 99mTc-diphosphonate.
- This uptake pattern suggests metastatic pulmonary calcification.
- All patients presented with hypercalcemia and renal failure.
Findings:
- A review of literature confirmed renal failure in all patients with this pattern.
- Hypercalcemia was also a common feature.
- The bone scan reveals a characteristic pattern indicative of pulmonary calcification.
Implications:
- Bone scintigraphy can be a valuable tool for diagnosing metastatic pulmonary calcification.
- Increased awareness of this specific scan pattern is warranted.
- This finding may improve diagnostic accuracy and patient management.