Word forms: 3rd person singular present tense investigates, present participle investigating, past tense, past participle investigated verb If someone, especially an official, investigates an event, situation, or claim, they try to find out what happened or what is the truth.
7. Prognosis is the likely outlook of a disease: whether it is likely to be cured and the personâs life expectancy. After a diagnosis of breast cancer, people often start to wonder about their prognosis. But they vary in how much information they want.rognosis can be put into words (such as excellent, good, poor) or numbers. Itâs often expressed as five-or ten-year survival, which is a snapshot of how many people are likely to be alive five and ten years after diagnosis.
1 The general prognosis of lung cancer is poor because doctors tend not to find the disease until it is at an advanced stage. 2  Five-year survival is 40%-50% for early stage lung cancer, but only 1%-5% in advanced, inoperable lung cancer.