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.

PubMed CentralRead more →

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.

PubMed CentralRead more →

Small Cell Lung Cancer With Rapidly Progressive Paraneoplastic Neuropathy

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

Metastatic Site: adrenal glands

Despite a partial tumor response, severe ascending motor and sensory neuropathy progressed to respiratory compromise. He chose supportive care and died 3 weeks after the neurologic symptoms began.

PubMed CentralRead more →

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.

PubMed CentralRead more →

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.

PubMed CentralRead more →

Stage IVA pulmonary squamous cell carcinoma with nasal and bone metastases: response after paclitaxel, carboplatin, and tislelizumab

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

Biomarkers: PD-L1 15%

Metastatic Site: nasal region/skin; bone (left acromion)

The lung tumor and nasal metastasis regressed after paclitaxel/carboplatin plus tislelizumab, symptoms improved, no immune-related pneumonitis/colitis/hepatitis occurred, and progression-free survival exceeded 12 months.

PubMed CentralRead more →

Therapy-related acute promyelocytic leukemia during lung cancer treatment

Patient Info: Anonymized, Male, 70+

Biomarkers: Therapy-related APL with t and PML/RARA fusion; CD33 positive

The patient died 6 hours after symptom onset on day 6 of induction therapy for therapy-related acute promyelocytic leukemia.

PubMed CentralRead more →

Stage IIB squamous cell lung cancer: pathological complete response after chemo-immunotherapy and surgery

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

Biomarkers: PD-L1 >85%; P40-positive; TTF-1-negative; CEA 1.2 ng/mL; cytokeratin 19 fragments 1.7 ng/mL; pro-gastrin-releasing peptide 54 pg/mL

No recurrence for 1 year and 7 months without further treatment after transbronchoscopic resection, pembrolizumab-based chemoimmunotherapy, pneumonitis management, and sleeve resection showing pathological complete response.

PubMed CentralRead more →

Stage IV small-cell esophageal cancer: initial complete response before brain, lung, liver, and adrenal progression

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

Biomarkers: pancytokeratin and CD56; PD-L1 TPS 5%; later lung lesion Ki-67 80%.

Metastatic Site: abdominal lymph nodes, brain, lung, liver, right…

After an extended initial complete response, she developed progressive metastatic disease involving brain, lung, liver, and right adrenal gland; whole-brain radiation and lurbinectedin were started, but septic shock and acute hypoxic respiratory failure with ARDS led to comfort care.

PubMed CentralRead more →

Stage 3 squamous cell lung cancer: major response to chemo-immunotherapy

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

Biomarkers: PD-L1 30-40%

After neoadjuvant chemoimmunotherapy and sleeve right lower lobectomy, pathology showed major pathological response with negative margins, and no metastasis or recurrence was observed 6 months after surgery.

PubMed CentralRead more →

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.

PubMed CentralRead more →

Stage 4 lung cancer: complete response to chemoimmunotherapy and surgery

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

Biomarkers: EGFR exon 20 duplication with PD-L1 TPS 70%; P40/CK5/6 positive squamous markers; Ki-67 60%.

Metastatic Site: right adrenal gland; possible adjacent…

As of May 7, 2024, CT follow-up showed no evidence of disease after chemoimmunotherapy, conversion surgery with pathologic complete response, and pembrolizumab maintenance.

PubMed CentralRead more →

Stage IV lung cancer: brain metastasis complete response after chemoimmunotherapy

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

Biomarkers: KRAS-mutated; BRG-1 partial loss; PD-L1 TPS 5%; CPS 20

Metastatic Site: brain (right cerebellar hemisphere)

The right cerebellar brain metastasis completely resolved and chest CT showed only postsurgical changes after carrelizumab plus paclitaxel/carboplatin; immune-mediated adrenal insufficiency improved with systemic glucocorticoids.

PubMed CentralRead more →

Stage III HER2-Positive Breast Cancer Complicated by Systemic Sclerosis During Treatment

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

Biomarkers: HER2-positive

At 3-month follow-up after anticancer treatment was stopped, no breast-cancer recurrence or metastasis was detected.

PubMed CentralRead more →

Stage IV lung adenocarcinoma: ROS1 fusion detected after immunotherapy resistance and partial response to entrectinib

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

Biomarkers: Initial lung adenocarcinoma markers supported lung origin; PD-L1 <1%, no target found at first. Later testing found CD74-ROS1 fusion.

Metastatic Site: brain, bilateral lung lesions

As of December 2024, repeat imaging after entrectinib showed partial response in lung disease and regression of brain metastases, with the patient stable and willing to continue treatment.

PubMed CentralRead more →

Stage IV Lung Cancer: Natalie's Patient Story

Patient Info: Natalie, Female | Stage IV

Metastatic Site: lungs, lymph nodes

As of December 2024, Natalie had restarted chemotherapy after progression, and the current chemotherapy had stopped growth for the moment while she continued transplant evaluation.

The Patient StoryRead more →

Lung Adenocarcinoma With Immune-Related Abdominal Inflammation and Later Bone Progression

Patient Info: Anonymized, male | Stage IV

Biomarkers: PD-L1 30%; KRAS G13X mutation; EGFR/ALK/ROS1 negative

Metastatic Site: bone

After several periods of response or stability, lymph-node progression recurred and bone progression was documented in July 2024. Another treatment line was being planned.

PubMed CentralRead more →

Stage 4 small-cell lung cancer: ongoing response to immunotherapy

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

Biomarkers: PD-L1-negative

Metastatic Site: liver, bone, brain

Extensive-stage small-cell lung cancer had complete response in the primary lung, liver, bone, and treated brain lesions, with partial response in hilar/mediastinal nodes; after about 20 months of serplulimab-based first-line therapy, the patient had no deterioration, no immunotherapy-related adverse effects, and high quality of life.

PubMed CentralRead more →

Stage 3C lung cancer: complete remission on immunotherapy and chemotherapy

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

Biomarkers: EGFR wild-type; ALK rearrangement not detected; PD-L1 <1%

Complete tumor remission with no recurrence more than 6 months after durvalumab, tremelimumab, carboplatin, and nab-paclitaxel for Stage IIIC driver-negative NSCLC, despite severe immune, infectious, cardiac, renal, and fistula complications that later resolved or stabilized.

PubMed CentralRead more →

Recurrent Lung Adenocarcinoma Complicated by a Tracheopericardial Fistula

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

Biomarkers: No gene mutations identified on postoperative testing

He died during the June 2024 admission, about 7½ years after his November 2016 lung-cancer diagnosis, after massive hemoptysis occurred in the setting of a tracheopericardial fistula and recurrent cancer.

PubMed CentralRead more →

Stage III Lung Adenocarcinoma Treated With Complex Lung-Sparing Surgery and Adjuvant Therapy

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

Biomarkers: PD-L1 high expression

Follow-up through 3 years after surgery showed no recurrence or metastasis, with stable lung function and unrestricted physical activity.

PubMed CentralRead more →

Metastatic Lung Cancer With Morphine-Induced Fever During Palliative Radiation

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

Metastatic Site: brain, bone

She remained on dacomitinib while receiving radiation for painful metastatic disease in 2022. After morphine was identified as the cause of recurrent fever and stopped, her symptoms resolved and she was discharged in satisfactory condition.

PubMed CentralRead more →

Stage III HER2-Positive Occult Breast Cancer With a Complete Response to Treatment

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

Biomarkers: HER2-positive

Surgery after neoadjuvant treatment found no residual tumor in the breast or 20 examined lymph nodes, indicating a complete pathologic response; HER2-targeted therapy continued afterward.

PubMed CentralRead more →

Stage 4 lung cancer: stable disease on immunotherapy combination

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

Biomarkers: TP53, and MSH2 mutations; PD-L1 locally positive; Ki-67 20%; ALK negative. Markers otherwise supported lung cancer.

Metastatic Site: left atrium, right adrenal gland, skull; hilar and…

Stage IVB NSCLC remained clinically stable during carboplatin, pemetrexed, and tislelizumab, but treatment was stopped because of financial and psychological burden; later cancer status was not reported.

PubMed CentralRead more →