Variant of large cell carcinoma – lymph-like carcinoma (lymphoepithelioma-like carcinoma, LELC): lung LELC is a rare, unique type of lung cancer . Is a variant of large cell carcinoma, and its main feature is cancer in the cancer nests or nest asked rich lymphoid cell infiltration. Variant of large cell carcinoma – lymph-like carcinoma 1)… Read More »
Variant of large cell carcinoma – basal cell carcinoma: large cell carcinoma of the cancer nest week was significantly palisading. Lung large cell carcinoma is a variant, relatively rare. Variant of large cell carcinoma – basal cell carcinoma 1) the naked eye: tumors occur in the proximal bronchi. Cavity to the bronchial tumor was often… Read More »
Variant of large cell carcinoma – a large cell neuroendocrine carcinoma: LCNEC that large cell carcinoma histology neuroendocrine tumors showed morphological characteristics, their differentiation is low, a vicious high between the biological behavior of atypical carcinoid and small cell cancer between. Majority of patients with a history of smoking. Clinically, most patients have symptoms of… Read More »
Carcinoma with spindle cells and giant cells, this type is further divided into multi-cell carcinoma, spindle cell carcinoma and giant cell carcinoma. Multi-cell carcinoma (pleomorphic carcinoma, also known as pleomorphic carcinoma): Pleomorphic carcinoma is poorly differentiated non-small cell carcinoma, rare. Men more common, occurs in the elderly, peak age of 50-70 years. Most patients with… Read More »
Differential diagnosis of multi-cell carcinoma: pleomorphic lung cancer should be identified with the following tumor. Differential diagnosis of pleomorphic carcinoma a. lung sarcoma: the WHO 3rd edition (1999) stressed that only category among cell carcinoma and sarcoma components appear heterogeneity, such as osteosarcoma, chondrosarcoma, and stripes and yang, etc., to diagnose lung sarcoma. Differential diagnosis… Read More »
Lung sarcoma (carcinosarcoma) is a highly malignant tumors, lung cancer is rare. Tumor tissue from non-small cell carcinoma and one by one heterologous compositions, such as cartilage sarcoma sarcoma, osteosarcoma, rhabdomyosarcoma. If the lack of heterologous sarcoma component is attributable to pleomorphic carcinoma.Carcinosarcoma of the general introduction (1) gross appearance: most located in the hilar… Read More »
Typical carcinoid tumors account for most of the lung carcinoid tumors account for 75% -90%, carcinoid, a low-grade neuroendocrine lung tumors. Survival rate was 95% -100%, the old year survival rate was 92.4%. The site of clinical symptoms and treatment of cancer tumors secrete hormones quality and quantity.General description of typical carcinoid (1) pathological features… Read More »
Introduction of atypical carcinoid, atypical carcinoid is a carcinoid tumor, an intermediate grade neuroendocrine tumors. The biological behavior and prognosis between type of carcinoid tumors and SCLC. The main histological features are: cell nuclear sub 2-10 110HPF, with or without necrosis, the necrosis is often spotty. Atypical carcinoid has some atypia. Introduction of atypical carcinoid,… Read More »
Squamous cell carcinoma occurs in squamous cell esophageal cancer can be divided into 4.The clinical and pathological classification of esophageal cancer – squamous cell carcinoma (1) keratinizing squamous cell carcinoma. Layered epithelial cells in cancer nests, basal cells were arranged in rows or slightly malalignment, the middle to spike a few basal cells or mixed… Read More »
The clinical and pathological classification of esophageal cancer – adenocarcinoma, this cancer is relatively rare, the domestic rare cancer, but 80 years since the 20th century, Western countries the incidence of esophageal adenocarcinoma increased significantly, and mainly occurs in the next paragraph. Which the United States the incidence of esophageal adenocarcinoma whites in 1990 accounted… Read More »