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' 'Treatments for lung cancer include targeted therapy, surgery, radiotherapy, chemotherapy, etc. Patients can generally determine the efficacy of the treatment after a period of treatment after choosing a treatment plan that suits them. Usually, the attending doctor will tell you the conclusion directly, such as successful chemotherapy, failed chemotherapy, tumor shrinkage, etc.
' 'In addition, it is particularly pointed out that some patients are treated with the lung cancer targeted drugs Iressa or Tarceva. Some patients often ask about the delivery of the drug after taking it for a few days. How can they know whether Iressa or Tarceva? Is Tarceva effective? In order to give everyone a more detailed understanding of the efficacy of treatment, today we will elaborate on the clinical standards for lung cancer treatment.
'. The purpose of the examination required by the attending doctor before treatment
''The purpose of various examinations required by the attending doctor of the hospital for patients with lung cancer before receiving treatment has the following two aspects.
' 'First, for diagnosis and staging, to determine the treatment plan
' 'Second, for comparison and evaluation of efficacy after treatment.
'Evaluation of the advanced efficacy of lung cancer treatment
' 'The criteria for evaluating the efficacy of treatment include many aspects, such as the patient's subjective symptoms, the doctor's physical examination of the patient, chest x-rays, comparison of the chest and before treatment, As well as changes in lesions at metastatic sites, changes in blood biochemical indicators, etc. These are clinical data that can be obtained directly through imaging examinations and biochemical tests.
' 'Generally, clinicians use complete remission, partial remission, stable disease and disease progression to describe these changes.
' '
Complete remission
' ' refers to the complete disappearance of various symptoms, signs and tumor-related biochemical changes, which lasts for at least several weeks, during which no new lesions appear.
' '(
) Partial response
' ' means a combined reduction of more than % in the product of the vertical diameters of all measurable lesions compared with before treatment, lasting at least 1 week, with no new lesions during this period 's appearance.
' '(
) Stable condition
' ' means that the range of lesions does not change before and after treatment or neither increases nor decreases exceeds the size of the original lesions/no new lesions appear for at least 2 weeks.
' '(
) Progress of the disease
' 'Progression of the disease generally means that the treatment plan is ineffective. In this case, the treatment plan should be changed in time.
''Special Attention
Generally speaking, doctors will conduct a comprehensive examination and evaluate the efficacy after the patient receives a cycle of treatment to determine further treatment plans.
'Survival period is the main criterion for judging the efficacy
' 'Clinical survival time (median survival period and annual survival rate) is the main criterion for judging the efficacy. No matter what treatment plan is adopted for lung cancer patients, the purpose of treatment is as follows
' 'To shrink the tumor, alleviate symptoms and improve the quality of life
' 'To prolong the patient's survival as much as possible.