Revision 6 for 'Invasive ductal carcinoma'

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Invasive ductal carcinoma

Invasive ductal carcinoma is a subset of ductal carcinoma. It is an infiltrating, malignant and abnormal proliferation of neoplastic cells in the breast tissues. It is the most frequently seen malignancy of breast. 

Epidemiology 

Peak age of presentation is about 50 to 60 years.

Clinical presentation 

Large palpable, immobile mass

Radiographic features

Mammogram
  • spiculated hyperdense lesion
  • oval/ lobulated lesion
  • microcalicifications 
Ultrasound
  • ill defined lesion
  • hypoechoic mass
  • hyperechoic angular margins
  • posterior accoustic shadowing
  • ductal extension may be seen which is extension of the lesion into surrounding parenchyma
  • branched or spiculated pattern
  • microcalcifications
MRI
T1WI
  • isointense to parenchyma
  • hypointense to fat
CE T1WI :
  • ring enhacement with centripetal progression
  • dilated veins draining the tumor
T2WI
  • iso to hypointense to parenchyma
  • hyperintense edematous zone

 

See also

  • ductal carcinoma in situ

  

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