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Lung cancer, also known as lung carcinoma, is a malignant tumor that begins in the lung.Lung cancer is caused by genetic damage to the DNA of cells in the airways, often caused by cigarette smoking or inhaling damaging chemicals.
Lung cancer, most commonly squamous cell carcinoma, comprises 75–80% of these cases and non-Hodgkin lymphoma, most commonly diffuse large B-cell lymphoma, comprises 10–15%. Rare malignant causes include Hodgkin's lymphoma , metastatic cancers, leukemia , leiomyosarcoma of the mediastinal vessels, and plasmocytoma . [ 3 ]
The Pancoast tumor was first described by Hare in 1838 as a "tumor involving certain nerves". [2] It was not until 1924 that the tumor was described in further detail, when Henry Pancoast, a radiologist from Philadelphia, published an article in which he reported and studied many cases of apical chest tumors that all shared the same radiographic findings and associated clinical symptoms, such ...
Compared to other OECD countries, U.S. healthcare costs are one-third higher or more relative to the size of the economy (GDP). [2] According to the CDC , during 2015, health expenditures per-person were nearly $10,000 on average, with total expenditures of $3.2 trillion or 17.8% of GDP . [ 3 ]
A few of the less common types are pleomorphic, carcinoid tumor, salivary gland carcinoma, and unclassified carcinoma. [5] All types can occur in unusual histologic variants and as mixed cell-type combinations. [6] Non-squamous-cell carcinoma almost occupies the half of NSCLC.
Cancer treatments are a wide range of treatments available for the many different types of cancer, with each cancer type needing its own specific treatment. [1] Treatments can include surgery, chemotherapy, radiation therapy, hormonal therapy, targeted therapy including small-molecule drugs or monoclonal antibodies, [2] and PARP inhibitors such as olaparib. [3]
Jessica DeCristofaro was diagnosed with stage 4B Hodgkin’s lymphoma, a rare form of cancer, at 28 years old. Here, she shares her story and what doctors missed.
Adenocarcinoma is a non-small cell lung carcinoma, and it is not as responsive to radiation therapy compared to small cell lung carcinoma. [10] However, radiotherapy may be used as an adjuvant therapy for patients who have undergone a resection surgery to reduce the risk of lung cancer relapse.