Stage IV squamous lung cancer: complete response followed by fatal bone marrow metastasis

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

Biomarkers: with PD-L1 95%. SCC antigen/CYFRA rose at relapse.

Metastatic Site: bone (spine, bilateral humerus, bilateral femur); bone…

As of December 2025, he had died of aspiration pneumonia 1 month after admission for biopsy-confirmed bone marrow metastasis from squamous lung cancer, despite a prior complete response to chemoimmunotherapy and pembrolizumab maintenance.

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Stage IV NSCLC with brain metastasis and organic psychosis: improvement with blonanserin patch

Patient Info: Anonymized, Male | Stage IV

Metastatic Site: brain, bone

As of December 2025, he was living with Stage IV NSCLC and brain metastases; severe organic psychosis linked to brain metastasis improved with blonanserin transdermal patch, allowing discharge on hospital day 53.

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Stage IIIA KRAS/STK11/TP53-mutated lung adenocarcinoma: fatal pembrolizumab-induced myocarditis after adjuvant therapy

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

Biomarkers: Ki-67 20-25%; PD-L1 expression 10%; KRAS exon 2 mutation; STK11 mutation; TP53 mutation

As of December 2025, he had died after 15 days of hospitalization from sepsis and multi-organ failure following severe pembrolizumab-induced myocarditis after adjuvant treatment for resected Stage IIIA lung adenocarcinoma.

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Small cell lung cancer with anti-SOX1 paraneoplastic limbic encephalitis: fatal autopsy case

Patient Info: Anonymized, Male, 60s

Biomarkers: SCLC with strong anti-SOX1 antibody, ProGRP elevation, neuroendocrine markers positive

As of November 2025, this fatal case ended on hospital day 115 after anti-SOX1 paraneoplastic limbic encephalitis associated with right hilar small cell lung cancer; autopsy confirmed SCLC and severe limbic nervous-system injury.

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Colorectal Cancer: Donna's Survivor Story

Patient Info: Donna Marie Caruso, Female, 70+

As of November 2025, Donna was in rectal cancer survivorship after surgery, radiation and chemotherapy, with improved quality of life through support for low anterior resection syndrome; no formal stage or NED status was stated.

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Colon cancer patient with insulin autoimmune syndrome after FOLFOX, bevacizumab, and omeprazole

Patient Info: Anonymized, Male, 70+

Biomarkers: No cancer biomarkers reported. Insulin autoimmune syndrome followed chemotherapy/omeprazole exposure.

As of November 2025, the rare insulin autoimmune syndrome episode had improved after glucose supplementation and prednisone acetate, with blood glucose returning to the normal range during postoperative colon cancer treatment.

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Stage IV EGFR-mutant lung cancer: treatment and follow-up story

Patient Info: Anonymized, Female | Stage IV

Biomarkers: EGFR-mutated

As of November 2025, she was newly living with Stage IV EGFR-mutated lung cancer after starting first-generation targeted therapy on 5 March and managing treatment side effects during the first 3 months.

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Infant acute bilineal leukemia with CMMRD from biallelic PMS2 variants: death before age 2

Patient Info: Anonymized, Male

Biomarkers: Child had biallelic pathogenic PMS2 variants consistent with CMMRD; each parent carried one PMS2 variant.

As of November 2025, the child had died before age 2 after acute bilineal leukemia progressed despite multiple chemotherapy cycles and hospice care was started.

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Recurrent breast cancer complicated by T-DXd-associated dermatomyositis and interstitial lung disease

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

Biomarkers: Initial tumor had weak ER/AR, PR-negative, HER2 0. Recurrence became ER/PR/AR-negative, HER2-low, PD-L1 CPS ~30.

The cancer progressed after adjuvant therapy and again after 6 cycles of gemcitabine/carboplatin. Trastuzumab deruxtecan was followed by dermatomyositis features and interstitial pneumonia, with symptoms worsening despite glucocorticoid treatment after continued exposure.

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Breast cancer history with severe MSSA infective endocarditis and vascular complications

Patient Info: Anonymized, Female

Her breast cancer treatment was historical; the active episode was MSSA infective endocarditis with embolic complications, treated successfully with antibiotics, hepatic artery embolization, and aortic valve replacement, followed by asymptomatic 3-month outpatient review.

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HER2-positive DCIS with KLHL11 encephalitis and pulmonary adenocarcinoma in situ

Patient Info: Anonymized, Female, Under 40 | Stage 0

Biomarkers: Breast DCIS was ER/PR positive and HER2 positive

After local breast treatment and later lung resection, she was asymptomatic on levetiracetam and tamoxifen, with no recurrent fever, seizures, or ataxia reported.

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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.

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Breast cancer care complicated by acute-on-chronic pulmonary embolism requiring emergency pulmonary thromboendarterectomy

Patient Info: Anonymized, Female, 40s

As of October 2025, the case focused on survival of an emergency pulmonary thromboendarterectomy during breast cancer care; breast cancer stage, subtype, treatment response, and recurrence status were not described.

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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.

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Stage IV ROS1-positive lung adenocarcinoma: entrectinib-associated ventricular tachyarrhythmia treated with plasma exchange

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

Biomarkers: ROS1-positive lung adenocarcinoma

Metastatic Site: not specified

As of October 2025, the patient survived severe entrectinib-associated ventricular tachyarrhythmia, was weaned from VA-ECMO by day 5 after therapeutic plasma exchange, and was discharged improved on day 13; later lung-cancer response was not described.

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Stage IV Invasive Ductal Carcinoma: Dalitso's Patient Story

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

Metastatic Site: bone: spine, ribs, sternum, hip sockets

Dalitso had severe Stage IV bone-metastatic breast cancer with hospice-level symptoms and later bone progression, but subsequent imaging after a new treatment approach showed no visible active disease.

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HER2-positive Stage IV breast cancer: T-DM1 extravasation wound healed after multidisciplinary care

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

Biomarkers: ER 90% positive; PR 70% positive; HER2 IHC 3+

Metastatic Site: pelvis

As of October 2025, the T-DM1 extravasation wound had almost fully healed within about 4 weeks, and the patient continued adjuvant T-DM1 through a port; longer cancer-control status was not described.

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Stage I low rectal adenocarcinoma: ileal J-pouch salvage reconstruction after rectovaginal fistula

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

Biomarkers: CEA remained within normal range during follow-up; no molecular biomarkers reported

At 5 years after salvage reconstruction, colonoscopy showed no recurrence, stricture, or pouch complication; annual CT showed no local recurrence or distant metastasis; CEA remained normal and bowel function was satisfactory.

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Extensive-stage small-cell lung cancer with serplulimab-associated diabetes: care ongoing

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

Biomarkers: Tumor biomarkers not reported. Diabetes workup after immunotherapy: autoantibodies negative, C-peptide very low.

After 11 days in the hospital, diabetic ketoacidosis was controlled; he continued insulin therapy with good glucose control and resumed serplulimab plus levothyroxine.

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Extensive-stage small-cell lung cancer with serplulimab-associated diabetes

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

Biomarkers: Tumor biomarkers not reported. Diabetes autoantibodies were negative, C-peptide was low, and hypothyroidism labs were severe.

After 10 days of hospitalization, diabetic ketoacidosis was controlled; he was discharged on insulin therapy and resumed serplulimab immunotherapy.

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Stage IV BRCA2 Invasive Lobular Carcinoma: Marissa's Patient Story

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

Biomarkers: BRCA2 mutation; HER2-negative; PARP inhibitor resistance/progression described

Metastatic Site: bone marrow / bone; lymph nodes; skull lesions

Marissa’s breast tumors resolved after hormone blockers, but she remained in active treatment for Stage IV disease involving bone marrow/bone, lymph nodes, and skull lesions.

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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.

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ER/PR/HER2-positive breast cancer: gallbladder, liver, lung, pleural, and bone metastases after incomplete adjuvant therapy

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

Biomarkers: Triple-positive breast cancer. Gallbladder metastasis kept ER/PR/HER2 positivity and Ki-67 >40%; markers supported breast origin.

Metastatic Site: gallbladder, liver, lung/pleura, bone

The patient died 3 years and 10 months after lumpectomy after metastatic ER/PR/HER2-positive breast cancer involved the gallbladder, liver, lungs/pleura, and bones following incomplete adjuvant therapy and loss to surveillance.

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Stage IIIA triple-negative breast cancer with hypercalcemia from parathyroid adenoma

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

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

As of October 2025, evaluation for post-chemotherapy weakness showed no local breast cancer recurrence, no lymphadenopathy, and no bone metastases; hypercalcemia resolved after parathyroid adenoma removal while breast cancer care remained ongoing.

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