১৩ অক্টোবর ‘বিশ্ব থ্রম্বোসিস দিবস’, World Thrombosis Day। ‘থ্রম্বোসিস’ (Thrombosis) একটি ইংরেজি শব্দ যার অর্থ রক্তনালীতে রক্ত জমাট বাঁধা। কিন্তু থ্রম্বোসিস হলে বা রক্তনালীতে রক্ত জমাট বাঁধলে ক্ষতি কি? রক্তনালীর কাজ হচ্ছে দেহের প্রতিটি অঙ্গ-প্রত্যঙ্গে রক্ত পৌঁছে দেয়া। রক্ত চলাচল পুরোপুরি বন্ধ হয়ে গেলে ঐ অঙ্গটি অকেজো হয়ে পড়ে অথবা মারা যায়। থ্রম্বোসিস রক্তনালীর মধ্যে […]
There are more than 100 types of cancer. Types of cancer are usually named for the organs or tissues where the cancers form. For example, lung cancer starts in the lung, and brain cancer starts in the brain. Cancers also may be described by the type of cell that formed them, such as an epithelial […]
A cancer that has spread from the place where it first formed to another place in the body is called metastatic cancer. The process by which cancer cells spread to other parts of the body is called metastasis. Metastatic cancer has the same name and the same type of cancer cells as the original, or […]
Cancer is a genetic disease—that is, it is caused by changes to genes that control the way our cells function, especially how they grow and divide. Genetic changes that cause cancer can happen because: of errors that occur as cells divide. of damage to DNA caused by harmful substances in the environment, such as the […]
Cancer is a disease in which some of the body’s cells grow uncontrollably and spread to other parts of the body. Cancer can start almost anywhere in the human body, which is made up of trillions of cells. Normally, human cells grow and multiply (through a process called cell division) to form new cells as the […]
