Pulmonary arterial calcification is the phenomenon which is usually seen in the setting of advanced pulmonary hypertension. It can however be uncommonly present in those without pulmonary hypertension.
The general mechanism in the vast majority is thought to be from high end pulmonary vascular disease.
In extremely rare situations in may be observed in complicated case of twin pregnancies such as 3,4:
- 1. Gutierrez FR, Moran CJ, Ludbrook PA et-al. Pulmonary arterial calcification with reversible pulmonary hypertension. AJR Am J Roentgenol. 1980;135 (1): 177-8. doi:10.2214/ajr.135.1.177 - Pubmed citation
- 2. Tamiya E, Asakawa M, Ando H et-al. International Journal of Angiology. 2001;10 (1): . doi:10.1007/BF01616347
- 3. Popek EJ, Strain JD, Neumann A et-al. In utero development of pulmonary artery calcification in monochorionic twins: a report of three cases and discussion of the possible etiology. Pediatr Pathol. 1993;13 (5): 597-611. Pubmed citation
- 4. Saxena A, Soni NR. Pulmonary artery calcification in recipient twins of twin to twin transfusion syndrome: a report of three cases. Pediatr Cardiol. 2003;24 (1): 80-3. doi:10.1007/s00246-001-0067-2 - Pubmed citation