Conclusion

Lung cancer can be treated completely if it is diagnosed in its early stages. You must visit your doctor for regular check-ups.
References;
[1] https://www.mayoclinic.org/diseases-conditions/pneumonitis/symptoms-causes/syc-20352623
[2] https://www.cancer.gov/publications/dictionaries/cancer-terms/def/carina-of-trachea
[3] https://www.healthline.com/human-body-maps/diaphragm
[4] https://medlineplus.gov/esophagusdisorders.html
[5] https://www.britannica.com/science/brain
[6] https://www.medicalnewstoday.com/articles/305488











