Cardiac disease in pregnancy chest x ray
Cardiac disease in pregnancy Microchapters |
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-In-Chief: Cafer Zorkun, M.D., Ph.D. [2]; Lakshmi Gopalakrishnan, M.B.B.S. [3]
Indications
Precautions
The preferable estimated fetal exposure from ionizing radiation should be kept below 50 mGy and with chest x-ray, the exposed radiation is <0.01 mGy.[1][2] Although the theoretical risk of irradiation to the fetus is low, the pelvic area should be shielded if chest x-ray is performed and the radiation dose should be documented in the medical record.[3]
Chest X-Ray Findings
Routine chest x-ray is avoided, especially in the first trimester.
Chest x-ray in normal pregnancy may reveal physiologic changes such as increased left ventricular dimension and cardiomegaly, which in the absence of dyspnea is secondary to the elevation of diaphragm and should be interpreted with caution.
Among patients with dyspnea, chest x-ray in done to identify the presence of heart failure, which may show cardiomegaly, Kerley B lines, pleural effusion and cephalization of blood vessels.
References
- ↑ 1.0 1.1 1.2 "ACOG Committee Opinion. Number 299, September 2004 (replaces No. 158, September 1995). Guidelines for diagnostic imaging during pregnancy". Obstetrics and Gynecology. 104 (3): 647–51. 2004. PMID 15339791. Unknown parameter
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(help) - ↑ Damilakis J, Theocharopoulos N, Perisinakis K, Manios E, Dimitriou P, Vardas P, Gourtsoyiannis N (2001). "Conceptus radiation dose and risk from cardiac catheter ablation procedures". Circulation. 104 (8): 893–7. PMID 11514375. Retrieved 2012-04-17. Unknown parameter
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ignored (help) - ↑ Osei EK, Faulkner K (1999). "Fetal doses from radiological examinations". The British Journal of Radiology. 72 (860): 773–80. PMID 10624343. Retrieved 2012-04-18. Unknown parameter
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