Stage II Lung Squamous Cell Carcinoma Complicated by Immunotherapy-Induced Cutaneous Lupus

Patient Info: Anonymized, male, 60s | Stage II

Imaging showed a treatment response. After radical radiotherapy, camrelizumab was discontinued because of immune-mediated subacute cutaneous lupus, and the lung cancer was placed under active monitoring.

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HER2-Positive Breast Cancer Treated After Chemotherapy-Related Hemorrhagic Cystitis

Patient Info: Anonymized, Female, 40s

Biomarkers: ER-negative, PR-negative, HER2-positive

Under surveillance with no evidence of breast-cancer recurrence for 2 years.

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Stage 3 squamous cell lung cancer: complete remission on tislelizumab monotherapy

Patient Info: Anonymized, Male, 70+ | Stage III

Biomarkers: Squamous lung cancer markers: P40 positive, TTF-1/Napsin A negative, Ki-67 75%. PD-1/PD-L1 testing was not done.

As of April 2024, enhanced CT, tumor-marker decline, and clinical assessment supported complete remission by iRECIST after chemoimmunotherapy and tislelizumab monotherapy.

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Synchronous breast and right colon cancers: response to carboplatin-paclitaxel and surgery

Patient Info: Anonymized, Female, 70+

Biomarkers: Breast cancer was ER/PR positive, HER2 negative

As of March 2025, 9-month follow-up showed no local recurrence or distant metastasis after multimodal treatment, while she continued anastrozole.

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Metastatic Lung Cancer With Pulmonary Embolism, Cardiac Tamponade, and Recurrent Stroke

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

Metastatic Site: leptomeninges

After the lung cancer was diagnosed, she developed leptomeningeal metastases and recurrent ischemic strokes and died the following month.

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Stage II Triple-Negative Breast Cancer With Severe Myelitis During Pembrolizumab Treatment

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

Biomarkers: ER-negative, PR-negative, HER2-negative, germline PALB2 variation

Imaging showed a complete tumor response before surgery, and surgery 6 months later found no residual breast cancer or involved sentinel nodes.

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EGFR-Mutant Lung Adenocarcinoma That Transformed to Small Cell Lung Cancer

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

Biomarkers: EGFR exon 19 deletion; acquired EGFR T790M mutation

Metastatic Site: liver

The cancer progressed after transformation to small cell lung cancer, and she died 49 months after the original diagnosis.

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Stage 4 lung adenocarcinoma with RET fusion responding to pralsetinib

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

Biomarkers: RET fusion

Metastatic Site: pleura

As of March 2025, he had recovered from grade 3 Pneumocystis jirovecii pneumonia, restarted pralsetinib, and had no progressive disease or recurrence of adverse events over 13 months.

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Stage IV Triple-Negative Breast Cancer: Maggie's Survivor Story

Patient Info: Maggie, Female | Stage IV

Biomarkers: ER-negative; PR-negative; HER2-negative

Metastatic Site: lungs, lymph nodes; possible liver

Diagnosed in 2022 with de novo Stage IV triple-negative breast cancer involving the lungs and lymph nodes, with possible liver involvement. After entering a chemotherapy/immunotherapy clinical trial, she reported being cancer-free / no evidence of disease for well over 1 year as of February 2025.

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Facing Triple-Negative Breast Cancer: Chance’s Story

Patient Info: Chance, Female, Under 40 | Stage II

Biomarkers: ER-negative; PR-negative; HER2-negative; BRCA1 mutation

As of February 2025, Chance described follow-up after Stage II BRCA1-associated triple-negative breast cancer and stated that she did not currently have cancer, while continuing close surveillance.

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Stage III Triple-Negative Breast Cancer: Kelly's Survivor Story

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

Biomarkers: Triple-negative breast cancer; no inherited cancer gene mutation found.

As of February 2025, Kelly identified as a Stage IIIC triple-negative breast cancer survivor after neoadjuvant chemotherapy, double mastectomy with reconstruction, and radiation, and was using her experience to support others through TNBC Thrivers.

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Fatal Multiorgan Failure After Pembrolizumab-Based Treatment for Metastatic Lung Cancer

Patient Info: Anonymized, female | Stage IV

She died less than 12 hours after hospital presentation with rapidly progressive multiorgan failure one week after the first pembrolizumab-based treatment cycle; immune-related toxicity was strongly suspected, although the rapid decline limited full evaluation.

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Treating Lung Adenocarcinoma Alongside a Separate Esophageal Cancer

Patient Info: Anonymized, male, 60s

Biomarkers: PD-L1 negative; ALK negative; no mutations detected on lung-cancer testing

By July 2024, the lung lesion remained in partial response and he was alive 36 months after the synchronous cancer diagnoses, eating well and gaining weight.

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Stage 4 hormone receptor-positive breast cancer: remission with PARP inhibitor

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

Biomarkers: HR-positive breast cancer with HER2-low/negative recurrence, and pathogenic BRCA2 R2318* mutation.

Metastatic Site: pleura

As of January 2025, she had maintained complete response for 36 months after sequential FEC/docetaxel and olaparib for hormone receptor-positive, HER2-negative/HER2-low metastatic breast cancer with BRCA2 R2318* mutation.

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Advanced high-grade serous ovarian cancer with treatment-resistant progression and hyperprolactinemia

Patient Info: Anonymized, Female, 50s

Biomarkers: BRCA1 variant of uncertain significance

The ovarian cancer continued to progress despite multiple treatments, and she died 2.5 years after the ovarian-cancer diagnosis.

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ALK-Fusion Small Cell Lung Cancer Responding to ALK-Targeted Therapy

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

Biomarkers: EML4-ALK fusion

Metastatic Site: brain

After several earlier treatments stopped controlling the cancer, ALK-targeted iruplinalkib produced a partial response and was still controlling disease after more than 8 months.

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Breast Cancer Recurring Years Later With Leptomeningeal Spread and a Brief Response to Trastuzumab Deruxtecan

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

Biomarkers: ER-positive, PR-positive, HER2-low

Metastatic Site: peritoneum, retroperitoneum, bones, leptomeninges

Died on May 10, 2024, about 18 years after her April 2006 breast-cancer diagnosis and about 6 years after metastatic recurrence.

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Breast Cancer Followed by a Separate Pleural Mesothelioma

Patient Info: Anonymized, Female, 40s

Follow-up imaging after breast-cancer treatment showed no regrowth before a separate pleural mesothelioma was diagnosed.

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Small Cell Ovarian Cancer Causing Acute Kidney Injury

Patient Info: Anonymized, Female | Stage III

Biomarkers: Somatic SMARCA4 alterations; no germline SMARCA4 pathogenic variant

Combined pembrolizumab, carboplatin, and paclitaxel was continued after marked radiologic improvement, with an excellent PET-CT response documented after 13 cycles.

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Stage IIIC triple-negative breast cancer with pembrolizumab-related HLH/DIC and pathologic complete response

Patient Info: Anonymized, Female, Under 40

Biomarkers: Triple-negative/HR-negative breast cancer with germline BRCA1 pathogenic mutation. HLH/DIC episode had high IL-6

Surgery confirmed ypT0ypN0 pathologic complete response after neoadjuvant carboplatin, paclitaxel, and pembrolizumab, and she remained recurrence-free while being monitored without additional cancer-directed treatment.

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Stage IV Squamous Lung Cancer Complicated by an Esophageal-Mediastinal Fistula

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

Metastatic Site: brain, bone

Four months after the fistula was treated conservatively, imaging showed the fistula had resolved and the lung tumor and metastatic hilar nodes had decreased despite no additional antitumor treatment during that interval.

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Stage IIIA squamous lung cancer: surgery after nivolumab-related complications

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

Biomarkers: PD-L1 TPS 99% before treatment; PD-L1 TPS 70% in postoperative hilar lymph node; TPOAb and TgAb normal during thyroiditis workup

As of January 2025, the patient had no recurrence 7 months after neoadjuvant nivolumab/carboplatin/paclitaxel and 5 months after thoracoscopic right upper lobectomy with lymph node dissection.

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Metastatic breast cancer with receptor evolution: sequential endocrine, immunotherapy, CDK4/6, and antibody-drug conjugate treatment

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

Biomarkers: Markers changed over time: initial tumor ER-positive/HER2-negative; local recurrence triple-negative/HER2-low; pleural fluid ER-negative.

Metastatic Site: mediastinal lymph nodes, pleura; pulmonary nodules…

More than 7 years after diagnosis, she remained on sequential systemic therapy for metastatic breast cancer, with at least a partial response 3 months after starting sacituzumab govitecan for presumed triple-negative pleural disease.

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Long-Lasting Pembrolizumab Response in Stage III Lung Adenocarcinoma With STK11, TP53 and RB1 Mutations

Patient Info: Anonymized, male, 60s | Stage III

Biomarkers: TP53 and RB1 mutations; high tumor mutational burden; PD-L1 70%

Pembrolizumab produced a partial response within 3 months, improved his breathing and fatigue, and was continued for more than 2 years without significant immune-related toxicity.

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