Mammary Carcinoma with Sebaceous Differentiation in a Dog

lipid rich carcinoma and solid carcinoma in mammary gland of a dog: histopathologic and immunohistochemical features

lipid rich carcinoma is rare in dog and women and is characterized by cells that have an abundant foamy cytoplasm. a 10 year old, mix breed female dog suffered two subcutaneous masses in ventral abdomen was referred to surgery department of veterinary hospital of ahvaz shahid chamran university. surgical excision and microscopic examination of masses were done. after grading by elston and ellis...

Sebaceous metaplasia in a canine mammary gland non-infiltrative carcinoma with myoepithelial component.

Sebaceous metaplasia in canine mammary tumors is a rare condition with only 1 case documented. The current study describes a case of sebaceous metaplasia in a mammary gland carcinoma of an 8-year-old intact, nulliparous female Poodle dog with a subcutaneous tumor located in the left fifth mammary gland. The lesion measured 0.7 cm × 0.5 cm × 0.6 cm in diameter, was firm, circumscribed, painless,...

Invasive mammary carcinoma with neuroendocrine differentiation: a diagnostic challenge

Neuroendocrine differentiation has been reported in both in situ and infiltrating breast cancers. The prognostic significance of neuroendocrine differentiation in mammary carcinoma is unclear. The spectrum ranges from undifferentiated small cell carcinoma to ductal carcinoma in situ with neuroendocrine differentiation. Mucinous carcinomas of the breast appear to have the greatest association wi...

Squamous cell carcinoma arising from a Sebaceous cyst

      Abstract: development of squamous cell carcinoma from sebaceous cyst is uncommon.in this report , we report a77- old female patient who has had a sebaceous cyst for 20 years. The cyst started to grow during the last year. The patient underwent an operation for excision biopsy and The diagnosis was squamous cell carcinoma.

Sebaceous carcinoma with actinic keratosis.