Fat Necrosis of the Breast

Granulomatous angiopanniculitis of the breast: mammographic and sonographic findings.

“…[2][3][4][5][6] Fat necrosis has abundant foamy histiocytes and lacks well developed nonnecrotizing granulomas and angiitis found in GAP. 7 Our patient resembled those of the patients described by Wargotz and Lefkowitz in clinical appearance, histopathology, and propensity for recurrence.…”

Spectrum of Sonographic Findings in Superficial Breast Masses

“…Sonographic findings of fat necrosis appear variously as solid masses, anechoic masses with posterior acoustic enhancement, anechoic masses with posterior acoustic shadowing, cystic masses with internal echoes, cystic masses with mural nodules, and increased echogenicity of the subcutaneous tissues ( Figures 5-8). [26][27][28][29][30] The differential diagnosis includes radiolucent lesions such as lipoma, steatocystoma multiplex, and galactocele and spiculated lesions such as breast cancer.…”