Applied Evidence

How best to address breast pain in nonbreastfeeding women

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References

Treatment: When reassurance isn’t enough

Nonrandomized studies suggest that reassurance that mastalgia is benign is enough to treat up to 70% of women.8,22,23 Cyclic breast pain is usually treated symptomatically since the likelihood of breast cancer is extremely low in absence of clinical breast examination abnormalities.2 Because treatment for cyclic and noncyclic mastalgia overlaps, available treatments are discussed together on the following pages.

Lifestyle factors associated with breast pain include stress, caffeine consumption, smoking, and having breastfed 3 or more children (P < .05).9 Although restriction of caffeine, fat, and salt intake may be attempted to address breast pain, no randomized control trials (RCTs) of these interventions have demonstrated effectiveness in reducing mastalgia.8,10

Breast imaging is critical in patients with a palpable mass or focal pain but is not necessary in patients with cyclic pain.

Although not supported by RCTs, first-line treatment of mastalgia includes a recommendation that women, particularly those with large, heavy breasts, wear a well-fitted and supportive bra.8,10

Complementary and alternative medicine treatments for mastalgia

A number of complementary and alternative medicine treatments have demonstrated benefit in treating mastalgia and are often tried before pharmacologic agents (TABLE 324-28). Keep in mind, though, that these therapies are not regulated by the US Food and Drug Administration (FDA). So it’s wise to review particular products with your patient before she buys them (or ask her to bring in any bottles of product for you to review).

Table of CAM treatments for mastalgia

Flaxseed, omega-3 fatty acids, and soy milk. Flaxseed, a source of phytoestrogens and omega-3 fatty acids, has been shown to reduce cyclic breast pain in 2 small RCTs.24,25 Breast pain scores were significantly lower for patients ingesting 25 g/d of flaxseed powder compared with placebo.24,25 Omega-3 fatty acids were also more effective than placebo for relief of cyclic breast pain in 2 small RCTs.25,26 Another small RCT demonstrated that women who drank soy milk had a nonsignificant improvement in breast pain compared with those who drank cow’s milk.27

Continue to: Chasteberry

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