Recurrent HER2-Positive Breast Cancer With Paraneoplastic Cerebellar Degeneration

Patient Info: Anonymized, Female, 50s

Biomarkers: ER-negative; PR-negative; HER2 3+; anti-Yo antibody positive

Her neurological symptoms continued to progress despite cancer-directed treatment; postoperative recovery was uncomplicated.

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Breast cancer recurrence involving the bladder and bones

Patient Info: Anonymized, Female | Stage IV

Biomarkers: Initial breast cancer: ER-positive, PR-positive, HER2-negative. Bladder metastasis: ER-positive, PR-negative, HER2 1+.

Metastatic Site: bladder, bone, rectosigmoid region, anorectal region

She died in October 2016 from pulmonary haemorrhage, 47 months after metastatic disease was diagnosed.

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Breast implant rupture decades after bilateral breast cancer treatment

Patient Info: Anonymized, Female, 70+

In 2016, the excised left breast mass was a fibrous capsule measuring 8 × 6 × 4 mm and was negative for tumor. She had no postoperative complications at 7- and 30-day follow-up after implant removal.

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Breast cancer treatment alongside severe pemphigus vulgaris

Patient Info: Anonymized, Female, 50s

Breast-cancer endocrine treatment was ongoing while her pemphigus required a separate treatment strategy; she was followed for 18 months.

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Breast cancer spreading to the colon, rectum and peritoneal surfaces

Patient Info: Anonymized, Female, 60s | Stage IV

Biomarkers: Primary tumor: ER >80% positive; PR 50–60% positive; HER2 negative; E-cadherin positive. Later colorectal metastases: ER positive; PR negative; HER2 negative; CK7 positive; CK20 negative; CDX2 negative.

Metastatic Site: colon, rectum, peritoneum, diaphragm, liver, bowel,…

Metastatic breast cancer was subsequently confirmed in the colon and rectum, with later laparoscopic biopsies showing peritoneal and additional intra-abdominal metastatic disease.

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Breast cancer recurrence presenting with numb chin syndrome

Patient Info: Anonymized, Female, 50s | Stage IV

Metastatic Site: sternum, left mandibular foramen

She was discharged ambulatory without lower-limb pain, although left mandibular numbness persisted, with monthly oncology follow-up planned.

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Luminal A breast cancer growing over 1 year in a 76-year-old woman

Patient Info: Anonymized, Female, 70+ | Stage II

Biomarkers: ER positive; PR negative; HER2 negative; Ki-67 20%

She had recovered from surgery and completed radiotherapy about 4 months after the initial operation, with adjuvant hormonal therapy planned.

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Stage II metaplastic breast cancer in a 47-year-old man

Patient Info: Anonymized, Male, 40s | Stage II

Biomarkers: ER 1%; PR negative; HER2 negative; E-cadherin positive; p63 positive; genetic testing reported no abnormal mutations

Two years after surgery he was doing well, with only occasional pain at the mastectomy site and a negative recent mammogram of the left breast.

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Stage III BRCA2 Breast Cancer: Ashley's Survivor Story

Patient Info: Ashley, female, Under 40 | Stage III

Biomarkers: BRCA2 positive; HER2 positive

Ashley described herself as cancer-free after chemotherapy, double mastectomy and 30 rounds of radiation, with 10 months of Herceptin planned.

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Breast Cancer: Michael's Patient Story

Patient Info: Michael Johnston, male

After completing surgery, chemotherapy, and radiation, Michael focused on male breast cancer awareness and on traveling with his wife.

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Triple receptor-positive neuroendocrine breast cancer in a 32-year-old woman

Patient Info: Anonymized, Female, Under 40 | Stage III

Biomarkers: ER positive; PR positive; HER2 positive; neuron-specific enolase positive; synaptophysin positive

She was stable on follow-up and was receiving adjuvant chest-wall radiation plus systemic chemotherapy and trastuzumab-based therapy.

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Stage IV Breast Cancer With Long-Term Tumor Regression After Radiation Therapy

Patient Info: Anonymized, female, 60s | Stage IV

Biomarkers: HER2 positive

Metastatic Site: 8th thoracic vertebra

Follow-up showed near-complete regression of the breast tumor, resolution of the bone lesion, normal tumor markers, and a 2015 biopsy with no tumor cells. Follow-up showed no further recurrence, and she returned to work with good quality of life.

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Breast Cancer: Tonya's Survivor Story

Patient Info: Tonya, Female

Tonya said she was in remission while continuing radiation therapy and hormone therapy.

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Metastatic Lobular Breast Cancer With Long-Term Disease Control Across Multiple Therapies

Patient Info: Anonymized, female, 40s | Stage IV

Biomarkers: Initial tumor: ER negative, HER2 negative, Ki67 17%. 2006 recurrence: ER 40%

Metastatic Site: pleura, liver, skin, bone

She was alive on ongoing metronomic vinorelbine with substantial disease stabilization at the most recent follow-up.

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Metastatic Breast Cancer With Bone and Liver Progression After Multiple Therapies

Patient Info: Anonymized, female, Under 40 | Stage IV

Biomarkers: Initial tumor: ER 80%, HER2 negative, Ki67 18%. Liver metastasis: ER 75%

Metastatic Site: bone, liver

After massive hepatic progression and liver failure, chemotherapy was stopped and she died on January 31, 2016.

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Bilateral Breast Cancers Followed by Metastatic Disease and Long Eribulin Treatment

Patient Info: Anonymized, female, 50s | Stage IV

Biomarkers: Left primary: ER 90%, HER2 FISH not amplified, Ki67 25%. Right primary: ER 90%

Metastatic Site: lung, pleura, liver, bone

After pelvic bone metastases appeared in 2017, she stopped eribulin, received pelvic radiation and remained on fulvestrant treatment.

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Metastatic Breast Cancer With Durable Liver and Peritoneal Response to Eribulin

Patient Info: Anonymized, female, 50s | Stage IV

Biomarkers: Initial tumor: ER 90%, PgR 70%. Liver metastasis: ER 60%, HER2 1+

Metastatic Site: liver, peritoneum

While continuing eribulin beyond 34 cycles, her liver disease was stable and the peritoneal response persisted after earlier major tumor reduction.

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Metastatic Breast Cancer Responding to Eribulin After Repeated Liver Progression

Patient Info: Anonymized, female, 50s | Stage IV

Biomarkers: ER 100%, HER2 negative

Metastatic Site: bone, liver

Eribulin remained ongoing with repeated partial responses documented through 12 cycles and no need for dose reduction.

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HER2-Positive Recurrent Breast Cancer Treated With Multiple Targeted and Local Therapies

Patient Info: Anonymized, female, 50s | Stage IV

Biomarkers: 2008 recurrence: ER 80%, HER2 FISH amplified. 2011 recurrence: ER 80%

Metastatic Site: liver, skin

After 25 cycles of eribulin, treatment was still ongoing; nodal disease remained stable, while later imaging also noted new metabolic activity in the upper lung.

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Metastatic Breast Cancer With Brain, Bone, Lung and Liver Disease Responding During Eribulin Treatment

Patient Info: Anonymized, female, 40s | Stage IV

Biomarkers: Initial tumor: ER 90%, HER2 negative, Ki67 10%. Lung metastasis: ER 90%

Metastatic Site: lung, bone, brain, liver

Eribulin remained ongoing with reduced brain lesions, stable bone disease and continued shrinkage of liver metastases after prior systemic progression.

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Stage II Breast Cancer: Ana's Survivor Story

Patient Info: Ana, Female, 50s | Stage II

Ana reported being declared cancer-free in March 2020 and continued hormone therapy afterward, with no recurrence described in the available story.

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Stage III Breast Cancer: Jacquelyn's Patient Story

Patient Info: Jacquelyn | Stage III

Jacquelyn said her stage 3 breast cancer was in remission while hormone therapy medication continued after mastectomy, chemotherapy, and radiation.

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Breast cancer returning 21 years later as a solitary parotid metastasis

Patient Info: Anonymized, Female, 70+ | Stage IV

Biomarkers: Parotid metastasis ER positive; PR positive; HER2 borderline by IHC but FISH 1.82

Metastatic Site: left parotid gland

More than 5 months after the parotid metastasis was diagnosed, the tumour had slightly decreased in size and her metastatic disease remained stable on endocrine therapy.

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Breast cancer returning years later in the biceps muscle

Patient Info: Anonymized, Female, 60s | Stage IV

Biomarkers: ER positive

Metastatic Site: left biceps muscle

Her arm symptoms improved considerably after radiotherapy, and MRI 6 months later showed a significant decrease in the size of the biceps tumour.

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