AI           Aromatase inhibitor

AJCC      American joint committee on cancer

Ax          Axilla 

BC         Breast cancer 

BCT        Breast conserving therapy 

BCS        Breast conserving surgery 

Bx          Biopsy

CEM      Contrast-enhanced mammography 

CT          Chemotherapy

EBC        Early breast cancer

ECOG     The Eastern Cooperative Oncology Group

ESMO    European society for medical oncology

ET          Endocrine therapy 

ER          Estrogen receptors 

FH           Family history 

G             Gauge

H&E        Hematoxylin and eosin 

HER2      Human epidermal growth factor receptor2

HR           Hormone receptors 

IBC          Inflammatory BC 

IBTR        Ipsilateral breast tumor recurrence

IHC          Immunohistochemistry

IKWG       International Ki67 in Breast Cancer Working Group

IM           Internal mammary 

ISH          In-situ hybridization

LABC       Locally advanced breast cancer

LN           Lymph nodes 

MDT       Multi-disciplinary team

Mets       Metastasis 

MRI         Magnetic resonance imaging

MRM      Modified radical mastectomy. 

NACT      Neoadjuvant chemotherapy

NCCN      National comprehensive cancer network

NMBC     Non metastatic breast cancer

NSM        Nipple-sparing mastectomy

OFS         Ovarian function suppression

pCR         Pathological complete response

PgR         Progesterone receptor

PO           Per oral

PST          Primary systemic therapy

RT            Radiotherapy 

SC            Supraclavicular  

SLNB       Sentinel LN biopsy 

SNM         Sono-mammography 

SSM          Skin-sparing mastectomy 

TN             Triple negative

TCH          Taxotere carboplatin Herceptin

U/S           Ultrasound

WLE         Wide local excision.