Invasive lobular carcinoma of the breast

Case contributed by Dr Maulik S Patel

Presentation

Left breast lump noticed for last 5 days. There is no pain/ nipple discharge. Past history of right breast phylloid tumor excision about 4 years back.

Patient Data

Age: 55 years
Gender: Female
Ultrasound

There is a lobulated, hypoechoic lesion involving upper quadrants in the retro-periareolar region. Approximate size of the lesion is 58 x 47 x 25 mm. The lesion abutts pectoralis muscle. There are few tiny echogenic foci in the lesion - calcifications. Lesion shows angular margins. There is no posterior acoustic enhancement/shadowing/ significant vascularity. Rest of the breast shows predominantly fatty parenchymal echopattern. There is no ductal dilatation. There is no axillary or internal mammary adenopathy. Pectoralis muscle is normal.

Pathology

A biopsy was done. Cells do not show variations in shape and size or hyperchromasia or prominent nucleoli as in IDC. There is an Indian file pattern.

Case Discussion

A female presented with left breast lump which was evaluated by ultrasound. A biopsy was done and histopathology revealed an infiltrating lobular carcinoma of the breast.

There was no mass lesion in the contralateral breast.

Pathology report courtesy of Dr. Bharat Tandel.

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Case information

rID: 62509
Published: 21st Aug 2018
Last edited: 14th Aug 2019
System: Breast
Inclusion in quiz mode: Included

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