Sonographic Appearances - Breast

fibroadenoma

round, oval, lobulated

wider than tall

popcorn calcifications

>3cm

mildly hypoechoic or isoechoic & homogenous

can have edge shadowing

inflammatory carcinoma

inflammed skin appears thick & echogenic

lymph & vein vessels often dilated

diffuse parenchymal layer

tissue plane disruption

hypervascularity

can have focal malignant lesion

Paget’s Disease

skin thickening of areola or nipple

possible duct dilation

possible underlying breast cancer

Juvenile Papilomatosis (Swiss Cheese)

hypoechoic, ill defined mass

heterogenous

may have visible cysts or ductal ectasia

sebaceous cyst

claw sign

hyperechoic dermal tissue (from oil) that wraps around margin of lesion

gynecomastia

normal appearing fibroglandular tissue with triangular shaped pattern

dilated ducts may be appreciated

increased fat

fibroadenolipoma

well - defined mass

oval in shape, can be lobulated

echogenicity changes with amount of fat, fibrous % glandular tissue

possible shadowing

can be large

mastitis

increased echogenicity

possible shadowing

blurred tissue planes

skin thickening, >2mm

inspissated material within ducts

visualization of reactive lymph node

increased Doppler flow