Results 51 to 60 of about 21,362 (167)

Chemotherapy as treatment of choice in extrapulmonary undifferentiated small cell carcinomas [PDF]

open access: yesCancer, 1990
Extrapulmonary undifferentiated small cell carcinomas, especially those arising in the upper aerodigestive tract, form a group of neoplasms with a clinical behavior which resembles small cell carcinoma of the lung. In 11 patients treated by combination chemotherapy an objective response rate of 82% was achieved for a median duration of 8+ months ...
A, Van Der Gaast   +3 more
openaire   +2 more sources

Mixed Neuroendocrine—Non‐Neuroendocrine Neoplasm (MiNEN) of the Gallbladder. A Case Report From a Low‐Resource Setting

open access: yesClinical Case Reports, Volume 14, Issue 10, October 2026.
ABSTRACT Mixed neuroendocrine–non‐neuroendocrine neoplasms (MiNENs) of the gallbladder are exceedingly rare entities. We report a case of a 35‐year‐old female with a palpable right hypochondrial mass. Imaging demonstrated a large polypoid gallbladder lesion with periportal lymphadenopathy. The patient underwent open cholecystectomy with lymphadenectomy.
Muhammad Farhan   +9 more
wiley   +1 more source

Comparison of Extrapulmonary Small Cell Carcinoma and Small Cell Lung Carcinoma: A Single-Center Study

open access: yesJournal of Oncological Sciences, 2023
Objective: This study aimed to compare the clinical features, prognosis, and survival rates of patients with small cell carcinoma of the lung or extrapulmonary origin to get a new perspective for customized treatment strategies for both diseases.
Erkan ÖZCAN   +8 more
openaire   +2 more sources

Long‐Term Survival Following Nivolumab Treatment in Pulmonary Tumour Thrombotic Microangiopathy Associated With Cancer of Unknown Primary: A Case Report

open access: yesRespirology Case Reports, Volume 14, Issue 10, October 2026.
Pulmonary tumour thrombotic microangiopathy (PTTM) is a rapidly fatal condition that is rarely diagnosed during life. Early clinical recognition and prompt nivolumab treatment resulted in long‐term survival in a patient with cancer of unknown primary‐associated PTTM.
Kosuke Fujishima   +4 more
wiley   +1 more source

The Bird's Nest Sign as an Initial Presentation of Primary Pulmonary B‐Cell Non‐Hodgkin Lymphoma With Plasmacytic Differentiation

open access: yesRespirology Case Reports, Volume 14, Issue 10, October 2026.
We report a rare case of primary pulmonary B‐cell non‐Hodgkin lymphoma with plasmacytic differentiation presenting with bird's nest sign, mimicking an invasive fungal disease at first. This case highlights the importance of considering lymphoma in the differential diagnosis when infection is excluded and concurrently seeking a confirmatory diagnosis ...
Luong Dinh‐Van   +4 more
wiley   +1 more source

Extrapulmonary Small Cell Carcinoma: An Unfortunate Case of Metastatic Disease [PDF]

open access: yesClinical Gastroenterology and Hepatology, 2019
Abstract A 48- year-old man presented with weight loss and 3 weeks of right sided lower abdominal pain. Liver ultrasound and contrast-enhanced computed tomographic scan of the chest, abdomen, and pelvis revealed a 6.8 x 4.3 cm mass like thickening of ascending colon, with numerous hepatic lesions, enlarged mesenteric lymph nodes, peritoneal nodularity
Amie L, Harvey, Tommy, Yen, Anand, Kunda
openaire   +2 more sources

Lung Metastases of Pancreatic Adenocarcinoma Masquerading as Temporary Improvement of Bilateral Diffuse Lung Opacities Following Treatment for Interstitial Lung Disease

open access: yesRespirology Case Reports, Volume 14, Issue 10, October 2026.
A 75‐year‐old man was referred to our department with ground‐glass opacities (GGOs) and consolidation in both lungs on computed tomography. After an initial response to cyclophosphamide therapy, he returned with worsening dyspnea and was ultimately diagnosed with pulmonary metastases from pancreatic adenocarcinoma.
Saki Kusunoki   +7 more
wiley   +1 more source

Dramatic Response of a Metastatic Primary Small-Cell Carcinoma of the Pancreas to a Trial of Immunotherapy with Nivolumab: A Case Report

open access: yesCase Reports in Oncology, 2017
Extrapulmonary small-cell neuroendocrine cancers are rare in clinical practice. They are frequently metastatic at the time of diagnosis with survival in months even with the most intensive treatment.
Justin Kenneth Ugwu   +2 more
doaj   +1 more source

Primary Small Cell Carcinoma of the Kidney: Disease Characteristics and Treatment Outcomes

open access: yesMedicines, 2021
Background: Primary small cell carcinoma of the kidney (PSCCK) is exceedingly rare and data on disease characteristics and outcomes are sparse. This study examines a nationally-representative cancer registry to better characterize PSCCK.
Thomas F. Monaghan   +9 more
doaj   +1 more source

Genomic Evolution and Immune Contexture With Therapeutic Relevance in Pancreatic Neuroendocrine Neoplasms

open access: yesCancer Science, Volume 117, Issue 10, Page 2619-2635, October 2026.
Lineage‐dependent immunogenomic landscapes and biologically informed therapy in pancreatic neuroendocrine neoplasms. Pancreatic neuroendocrine neoplasms display lineage‐dependent immunogenomic landscapes, in which genomic alterations, epigenetic states, antigen‐presentation status, immune‐cell infiltration, and suppressive microenvironments co‐evolve ...
Yohei Tabe   +5 more
wiley   +1 more source

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