Stage 4 lung cancer warning signs: Brain, bone, liver, and adrenal metastasis |
Stage 4 lung cancer, also called metastatic lung cancer, is the most aggressive and life-threatening stage of the disease. By this point, cancer has spread from the lungs to vital organs such as the brain, bones, liver, or adrenal glands, causing severe complications. Symptoms can appear suddenly or worsen rapidly, including persistent coughing, chest pain,…