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Mamografía

Nombres alternativos:

Mamograma

Valores normales:

Se considera normal el tejido de mama que no presenta masas (agregaciones de células) o calcificación.

Significado de los resultados anormales:

Una mancha bien delineada, regular y clara probablemente puede ser una lesión no cancerosa, como un quiste.

Un área opaca y mal delineada probablemente puede sugerir la presencia de cáncer de mama (una lesión cancerosa). Sin embargo, no todos los cánceres son perfectamente redondos y algunos de ellos pueden aparecer bien definidos.

Algunas veces, el médico utiliza una ecografía para examinar más ampliamente el problema y determinar el siguiente mejor paso a seguir. Cuando hay hallazgos sospechosos en una mamografía o en una ecografía, se realiza una biopsia para determinar si es una afección cancerosa o no cancerosa.

Las afecciones bajo las cuales se puede realizar una biopsia pueden ser:

Referencias:

Smith RA, Salsow D, Sawyer KA, et al. American Cancer Society guidelines for breast cancer screening: Update 2003. CA Cancer J Clin . 2003;53(3):141-169.

Saslow D, Boetes C, Burke W, et al. American Cancer Society guidelines for breast screening with MRI as an adjunct to mammography. CA Cancer J Clin . 2007 Mar-Apr;57(2):75-89.

Lehman CD, Gatsonis C, Kuhl CK, et al. MRI evaluation of the contralateral breast in women with recently iagnosed breast cancer. N Engl J Med . 2007 Mar 29;356(13):1295-303. Epub 2007 Mar 28.

Qaseem A, Snow V, Sherif K, et al. Screening mammography for women 40 to 49 years of age: A clinical practice guideline from the American College of Physicians. Ann Intern Med . 2007;146(7):511-515.

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