HER2 Positive: 152 Real Stories

152 stories match HER2 positive. 135 of them mention chemotherapy.

Cancer Stories

Rebecca, who was diagnosed with Stage III Inflammatory Breast CancerBreast Cancer

Stage III HER2-Positive Inflammatory Breast Cancer: Rebecca's Survivor Story

Patient Info: Rebecca, Female | Stage III

Biomarkers: HER2-positive; hormone receptor-negative

Rebecca was entering her 6th year of remission after Stage IIIC HER2-positive, hormone receptor-negative inflammatory breast cancer, while continuing to manage recurrence fears and annual scares.

The Patient Story
OutcomeCancer-Free / NED
Christina, who was diagnosed with Stage IV Breast CancerBreast Cancer

Stage IV HER2-Positive Breast Cancer: Christina's Patient Story

Patient Info: Christina, Female | Stage IV

Biomarkers: HER2-positive

Metastatic Site: Liver; lymph nodes

Christina was living with Stage IV HER2-positive metastatic breast cancer. Treatment had cleared the liver disease and removed the visible breast tumor, but small armpit lymph-node disease required radiation and she continued IV treatment every 3 weeks.

The Patient Story
OutcomeLiving With Cancer
A patient, who was diagnosed with Stage IV Invasive Ductal CarcinomaBreast Cancer

ER-positive/HER2-positive breast cancer with rare paranasal sinus and skull metastasis

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

Biomarkers: Primary and paranasal sinus metastasis were ER positive, PR negative, HER2 positive; GATA3 supported breast origin in metastasis.

Metastatic Site: left frontal sinus; ethmoid air cells; posterior…

The paranasal sinus/skull metastasis did not respond to palliative radiotherapy; her condition deteriorated and she died 2 years after her initial presentation to the treating facility.

PubMed Central
OutcomeIn Memory
Jacqueline, who was diagnosed with Breast CancerBreast Cancer

Triple-Negative Breast Cancer: Jacqueline's Patient Story

Patient Info: Jacqueline Bennett, Female, Under 40

Biomarkers: Initial ER-negative, PR-negative, HER2-negative; later HER2-positive

Jacqueline completed treatment for initial Stage IA triple-negative breast cancer during pregnancy and later developed a HER2-positive, hormone receptor-negative breast cancer. After 3 of 6 current treatments, the tumor was no longer visible on ultrasound or MRI, with targeted therapy and double mastectomy still planned.

The Patient Story
OutcomeResponding Well
Janet, who was diagnosed with Stage II Invasive Ductal CarcinomaBreast Cancer

Stage II HR-Positive Invasive Ductal Carcinoma: Janet's Patient Story

Patient Info: Janet Ayala, Female, Under 40 | Stage II

Biomarkers: ER-positive; PR-positive; HER2-positive; ATM mutation

After complete pathologic response and completion of HER2-targeted infusions, Janet remained in survivorship-focused ongoing care with estrogen suppression and additional endocrine/targeted therapy planning to reduce recurrence risk.

City of Hope
OutcomeCare Ongoing
John, who was diagnosed with Stage IV Colorectal CancerColorectal Cancer

Stage IV HER2-Positive Colorectal Cancer: John's Patient Story

Patient Info: John E., Male, 40s | Stage IV

Biomarkers: HER2-positive

Metastatic Site: lungs

After several months on HER2-targeted therapy, many of John's lung metastases had shrunk or stabilized, and he remained active with good quality of life.

Colorectal Cancer Alliance
OutcomeResponding Well
Sonja, who was diagnosed with Stage IV Breast CancerBreast Cancer

Stage IV HER2-Positive Breast Cancer: Sonja's Patient Story

Patient Info: Sonja Rideout, Female | Stage IV

Biomarkers: HER2-positive; Tempus testing later indicated immunotherapy as an option

Metastatic Site: Lungs; liver; bone: tailbone; thoracic lymph nodes

As of January 2026, Sonja was living with metastatic HER2-positive breast cancer after spread to lungs and liver, later tailbone and thoracic lymph nodes, and had moved to weekly carboplatin/gemcitabine plus monthly immunotherapy.

Susan G. Komen
OutcomeSetback / Progression
Sian, who was diagnosed with Stage II Breast CancerBreast Cancer

Stage II HR-Positive Breast Cancer: Sian's Survivor Story

Patient Info: Sian Bevans, Female, 50s | Stage II

Biomarkers: Triple-positive

Sian was 11 years past diagnosis, completed 10 years of maintenance medication in May 2025, and reported feeling more like herself; no recurrence was described.

Cleveland Clinic
OutcomeSurvivorship / Completed Treatment
A patient, who was diagnosed with Stage IV Breast AdenocarcinomaBreast Cancer

Synchronous EGFR-mutated lung adenocarcinoma and metastatic breast cancer: surgery and adjuvant therapy

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

Biomarkers: Two cancers: lung adenocarcinoma with EGFR exon 19 deletion; breast cancer ER-positive, PR-low, HER2 non-amplified.

Metastatic Site: lung

Follow-up CT on 26 December 2024 showed no recurrence, with disease-free survival estimated at 27 months to 1 April 2025 while on icotinib and letrozole maintenance.

PubMed Central
OutcomeCancer-Free / NED
A patient, who was diagnosed with Stage IV Breast CancerBreast Cancer

HER2-positive breast cancer: brain recurrence, T-DXd liver injury, and later progression

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

Biomarkers: HER2-positive; hormone receptor-negative; grade 3 infiltrative breast carcinoma

Metastatic Site: brain; thoracic lymph nodes

As of October 2025, the patient had developed brain and thoracic nodal recurrence after HER2-directed treatment, experienced T-DXd-associated liver injury, progressed after later paclitaxel/trastuzumab, and died at home in December 2024 under palliative care.

PubMed Central
OutcomeIn Memory
Janella, who was diagnosed with Breast CancerBreast Cancer

HER2-Positive Breast Cancer: Janella's Survivor Story

Patient Info: Janella Bustamante, Female, 40s

Biomarkers: Triple-positive: estrogen-, progesterone- and HER2-fueled breast cancer

As of October 2025, Janella had completed lumpectomy, chemotherapy, radiation and HER2-targeted biological therapy for triple-positive breast cancer and was on follow-up every 3 months; the source describes life after cancer but does not explicitly state NED/cancer-free.

Cleveland Clinic
OutcomeSurvivorship / Surveillance
Paul, who was diagnosed with Stage IV Breast CancerBreast Cancer

Stage IV HER2-Positive Breast Cancer: Paul's Patient Story

Patient Info: Paul Forgette, Male, 60s | Stage IV

Biomarkers: HER2-positive; triple-positive breast cancer; CHEK2 mutation

Metastatic Site: Bones; lymph nodes

By October 2025, 9 months after starting Enhertu, Paul’s Stage IV HER2-positive male breast cancer was described as dormant, not cured, with continued City of Hope care and integrative support.

City of Hope
OutcomeCare Ongoing
A patient, who was diagnosed with Breast CancerBreast Cancer

HER2-positive breast cancer: AC-THP treatment completed after infusion-port salvage

Patient Info: Anonymized, Female, 50s

Biomarkers: HER2-positive

She completed the planned breast-cancer treatment course after successful port salvage, had no recurrence of port-site skin thinning or exposure over the next 2 years, and the port was removed in October 2024.

PubMed Central
OutcomeSurvivorship / Completed Treatment
Jennifer, who was diagnosed with Stage II Breast CancerBreast Cancer

Stage II HR-Positive Breast Cancer: Jennifer's Survivor Story

Patient Info: Jennifer Njathi, Female, 40s | Stage II

Biomarkers: Triple-positive; ER-positive; PR-positive; HER2-positive

As of October 2025, Jennifer was more than 1 year past treatment for triple-positive Stage IIA breast cancer and had a recent clear MRI.

City of Hope
OutcomeCancer-Free / NED
A patient, who was diagnosed with Stage IV Breast AdenocarcinomaBreast Cancer

Metastatic HER2-positive breast cancer complicated by medication-related osteonecrosis of the jaw

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

Biomarkers: HER2-positive breast cancer. Jaw workup focused on osteonecrosis

Metastatic Site: bone / osseous metastasis

The case focused on metastatic HER2-positive breast cancer complicated by medication-related osteonecrosis of the jaw after antiresorptive therapy; dental pain improved transiently after oral-surgery interventions, but systemic cancer response was not described.

PubMed Central
OutcomeLiving With Cancer
A patient, who was diagnosed with Stage III Breast CancerBreast Cancer

HER2-positive node-positive breast cancer: mastectomy and adjuvant TCbHP

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

Biomarkers: HER2-positive breast cancer with ER/PR positivity, PD-L1 CPS 25

Adjuvant TCbHP was initiated after surgery, the first cycle was tolerated with supportive care, and regular monitoring was ongoing without evidence of distant recurrence or metastasis reported.

PubMed Central
OutcomeCare Ongoing