Stage IV lung adenocarcinoma with paraneoplastic nephrotic syndrome during pembrolizumab therapy

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

Biomarkers: PD-L1 tumor proportion score >50% by Roche SP263 assay; KRAS exon 3 mutation; NGS/FISH did not identify targets for first-line targeted therapy

Metastatic Site: brain, bone

Pembrolizumab produced partial response and improved nephrotic-syndrome parameters, but bone metastases progressed in September 2022 and the right upper-lobe target lesion progressed 2 months later, leading to carboplatin plus pemetrexed.

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Stage IVA right lung squamous cell carcinoma: partial response complicated by camrelizumab-related pneumonitis and pulmonary bullae

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

Biomarkers: Squamous lung cancer marker profile: P40/CK5/6 positive, TTF-1/Napsin A negative. CEA/CYFRA tumor markers were elevated. PD-L1 not reported.

Metastatic Site: suspected pleural involvement / right pleural effusion

The cancer had a partial response to albumin-bound paclitaxel, carboplatin, and camrelizumab; camrelizumab was stopped after suspected immune-related pneumonitis, pulmonary embolism, and reversible pulmonary bullae, which improved after methylprednisolone was resumed.

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Stage I Colorectal Cancer: Jessica's Survivor Story

Patient Info: Jessica, Female, Under 40 | Stage I

Biomarkers: Lynch syndrome

Jessica had Stage I Lynch syndrome-associated rectal cancer treated with an immunotherapy clinical-trial approach rather than chemoradiation or surgery. Midpoint colonoscopy and MRI showed the mass was gone, and she completed 7 infusions over 6 months. As of September 2025, she was in survivorship with intensive Lynch syndrome surveillance.

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Stage III Lung Cancer Treatment Complicated by Adult T-Cell Leukemia/Lymphoma

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

The lung cancer had a partial response after chemoradiotherapy, and no lung-cancer progression was observed after durvalumab was stopped during subsequent follow-up.

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Stage IIIA KRAS p.G12V lung adenocarcinoma: pathologic complete response after chemoimmunotherapy and surgery

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

Biomarkers: KRAS p.G12V mutation; PD-L1 0% tumor-cell staining; <1% tumor-associated inflammatory-cell staining; no EGFR, ALK, or ROS1 driver mutation reported

Pathology after lobectomy showed a pathologic complete response, and surveillance imaging 12 months later showed no evidence of disease recurrence.

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Stage IIIA lung adenocarcinoma complicated by severe atezolizumab-induced liver toxicity

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

Biomarkers: PD-L1 49%; case text describes triple-negative status without expanding the specific markers

The patient was discharged clinically stable but with guarded prognosis after atezolizumab-induced vanishing bile duct syndrome, requiring prednisone, mycophenolate mofetil, ursodeoxycholic acid, prophylaxis, and close oncology/internal medicine follow-up.

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Extensive-stage small-cell lung cancer with immune-related diabetes and stable disease at 2 years

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

Biomarkers: Tumor PD-L1 not reported. Immune-related diabetes showed very low C-peptide and negative diabetes autoantibodies; thyroiditis also occurred.

Metastatic Site: pancreas; pleura/pleural effusion; mediastinal lymph…

Two years after the SCLC diagnosis, she was alive with stable oncologic disease after later brain metastases were treated with whole-brain radiotherapy, and she remained insulin-dependent.

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Colorectal Cancer: Shiva's Survivor Story

Patient Info: Shiva Sharma, Male, 40s

As of September 2025, Shiva described being told he was cancer-free after surgery and continued follow-up with scans every 6 months and regular colonoscopy.

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Metastatic lung adenocarcinoma with brain and iliac bone response to chemoimmunotherapy

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

Biomarkers: PD-L1-negative; no EGFR, ALK, ROS1, RET, KRAS, BRAF, MET, HER2, or NTRK alteration detected; TP53 mutation found.

Metastatic Site: left iliac bone, brain

Brain metastases achieved complete remission without cranial irradiation, and lung, bone, and brain lesions remained stable at last follow-up, with PFS of 35 months and OS exceeding 40 months.

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Triple-negative node-positive breast cancer with complete pathologic response and benign nodal nevi

Patient Info: Anonymized, Female, 50s

Biomarkers: Triple-negative breast cancer; BRCA testing negative. Axillary melanocytic cells looked benign.

Pathology showed complete response in the breast, no residual breast carcinoma in the sampled specimen, and axillary nodal melanocytic proliferations interpreted as benign nodal nevi rather than metastatic melanoma or breast carcinoma.

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KRAS Lung Cancer: Wyatt's Patient Story

Patient Info: Wyatt, Male

Biomarkers: KRAS mutation mentioned indirectly; exact variant not stated in available source text

Wyatt was living with lung cancer on ongoing chemotherapy and immunotherapy, with multiple prior lines of treatment and significant side effects. As of August 2025, he had tried to access clinical trials but had not enrolled.

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Stage IVA lung cancer with small-cell and adenocarcinoma components: mixed response before infection halted treatment

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

Biomarkers: PD-L1 <1%

Metastatic Site: bone (C2, T10, sacral vertebrae); malignant pleural…

The lung cancer showed mixed responses, with right-lung small-cell progression after chemotherapy/immunotherapy and later treatment interruption because of severe lung infection and respiratory failure.

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Metastatic lung adenocarcinoma with HER2 V659E/amplification responding to trastuzumab deruxtecan

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

Biomarkers: Initial lung testing showed no EGFR/ALK/ROS1 and PD-L1 TPS 3%. Later biopsy found HER2 V659E plus HER2 amplification.

Metastatic Site: liver, bone, brain

As of September 2024, metastatic lung adenocarcinoma had a sustained partial response to trastuzumab deruxtecan after HER2 V659E mutation and HER2 amplification were identified.

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Stage IV Lung Cancer: Clara's Patient Story

Patient Info: Clara, Female, Under 40 | Stage IV

Biomarkers: Biomarker found but specific mutation not stated

Metastatic Site: Bone and joints; brain; liver/other organs

Clara was living with Stage IV metastatic lung cancer involving bone/joints, brain, and other organs. As of August 2025, she had received brain radiation and first-line chemotherapy plus immunotherapy, with ongoing lifelong immunotherapy planned.

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Synchronous triple-negative breast cancer and rectal adenocarcinoma complicated by hepatitis B reactivation

Patient Info: Anonymized, Female, 50s

Biomarkers: Triple-negative breast cancer with pathogenic BRCA1 mutation; hepatitis B reactivation occurred during treatment.

At 3-year follow-up, she remained healthy and disease-free after treatment for synchronous triple-negative breast cancer and mid-rectal adenocarcinoma, with hepatitis B reactivation controlled on entecavir.

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Stage IIIB non-squamous NSCLC on chemoimmunotherapy: alcohol-related hypertonic hyponatremia corrected during oncology follow-up

Patient Info: Anonymized, Male, 50s | Stage III

Biomarkers: Tumor biomarkers not reported. Severe hyponatremia workup showed high serum osmolality and ethanol level.

He remained under oncology follow-up for Stage IIIB non-squamous NSCLC while alcohol-related hypertonic hyponatremia improved after detoxification and alcohol cessation.

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Stage IV Small Cell Lung Cancer: Kristen's Patient Story

Patient Info: Kristen, Female | Stage IV

Metastatic Site: liver, abdominal wall, bone

Kristen had metastatic small cell lung cancer with liver, abdominal wall, and bone involvement. As of July 2025, she had completed chemotherapy, had organ-tumor shrinkage, had immunotherapy on hold because of shortness of breath, and was planning bone-directed treatment and possible immunotherapy restart.

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ALK-rearranged Stage IVA lung adenocarcinoma: partial response to pembrolizumab as eighth-line treatment

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

Biomarkers: ALK strongly positive by IHC 3+; ALK rearrangement confirmed by FISH; PD-L1 expression 95% by 22C3 immunostaining; CEA 2.3 ng/mL at diagnosis

Metastatic Site: brain

Nine months after pembrolizumab was started as eighth-line therapy, he maintained a partial response after prior progression on multiple ALK inhibitors and chemotherapies.

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Limited-stage small-cell lung cancer: complete response after salvage chemoradiation and continued serplulimab

Patient Info: Anonymized, Male, 40s

Biomarkers: PD-L1 CPS 1

As of May 13, 2025, after salvage chemoradiation, irinotecan, and continued serplulimab for isolated supraclavicular nodal recurrence, he remained in complete response with no radiologic recurrence or metastasis on brain MRI and CT of the neck, chest, and abdomen.

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

Patient Info: Lynn Leiro, Female, Under 40 | Stage III

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

Lynn achieved complete response after breast cancer treatment and remission from therapy-related acute lymphocytic leukemia after CAR T cell therapy and bone marrow transplant; as of July 2025, nearly 1 year post-transplant, she was doing better and getting stronger.

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Stage IV small-cell lung cancer: complete response after chemotherapy, radiotherapy, and immunotherapy

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

Biomarkers: especially at recurrence. PD-L1 was not reported.

Metastatic Site: liver; right hilar and mediastinal lymph nodes

As of January 2, 2024, she was alive with overall survival exceeding 95 months and complete response after treatment for recurrent small-cell lung cancer.

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Recovering From a Severe Immune Side Effect During Breast Cancer Treatment

Patient Info: Anonymized, Female, 60s

Recovered from the severe immune-related nerve and muscle complication and proceeded to breast cancer surgery; at 8 months she had returned to normal daily function.

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Stage IIIB triple-negative breast cancer: complete response after LVAD-supported neoadjuvant immunotherapy

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

Biomarkers: ER-negative; PR-negative; HER2-negative; Ki-67 95%; nuclear grade 3, triple negative

As of July 2025, breast cancer remained in remission 2.5 years after mastectomy, after neoadjuvant paclitaxel/carboplatin/pembrolizumab, surgery, radiation, and 1 year of adjuvant pembrolizumab.

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Metastatic NSCLC with ATM mutations: 28-month response to olaparib before progression

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

Biomarkers: cfDNA showed ATM and ATM mutations. Common NSCLC drivers were negative; initial tumor markers were negative.

Metastatic Site: liver, left pubic bone, bilateral pulmonary nodules,…

After 28 months of remission and improved quality of life on olaparib, June 2024 PET-CT showed progression with a new 1.2 cm hypermetabolic left lower-lobe pulmonary nodule; olaparib was still being continued at the October 2024 clinic visit.

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