The Elusive Primary: Metastatic Adenocarcinoma of the Breast Presenting Solely as a Hard Sternal Mass

Rozaliekah Mohd Omar; Ilham Ameera Ismail; Mazapuspavina Md Yasin; Khairunisa Ahmad Affandi; Harissa Husainy Hasbullah; Norliana Dalila Mohamad Ali

doi:10.12659/AJCR.940594

23 August 2023 : Case report Malaysia

The Elusive Primary: Metastatic Adenocarcinoma of the Breast Presenting Solely as a Hard Sternal Mass

Unusual clinical course, Challenging differential diagnosis, Diagnostic / therapeutic accidents, Educational Purpose (only if useful for a systematic review or synthesis), Rare coexistence of disease or pathology

Rozaliekah Mohd Omar^1ABCDEF, Ilham Ameera Ismail^1ABCDEFG*, Mazapuspavina Md Yasin^1ACDEF, Khairunisa Ahmad Affandi^2CDEF, Harissa Husainy Hasbullah^3DEF, Norliana Dalila Mohamad Ali^4CDE

DOI: 10.12659/AJCR.940594

Am J Case Rep 2023; 24:e940594

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Background Case Report Discussion Conclusions References:

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Figure 4. (A) Section of the sternal mass shows intradermal malignant cells infiltration arranged in glandular and cribriform patterns (H&E 40×). (B) The cells display mild-to-moderate nuclear pleomorphism, vesicular chromatin, prominent nucleoli, and eosinophilic cytoplasm (H&E, 200×). The tumor cells are positive for (C) CK7, (D) estrogen receptor (ER), and (E) mammaglobin.

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The Elusive Primary: Metastatic Adenocarcinoma of the Breast Presenting Solely as a Hard Sternal Mass

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